Martin Rzaniak
Martin Rzaniak has worked on the following 102 EPO patent applications which have been published in the last five years:
EP10745185
COMPOSITIONS AND METHODS FOR WELL COMPLETIONS
- IPC classification:
- C04B 28/02, C09K 8/467, E21B 33/13
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP11749343
AN ARM SYSTEM FOR LOGGING A WELLBORE AND METHOD FOR USING SAME
- IPC classification:
- E21B 17/10, E21B 47/01
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP11778808
RETARDED CEMENT COMPOSITIONS AND METHODS FOR WELL COMPLETIONS
- IPC classification:
- C04B 24/06, C04B 24/18, C09B 7/02, C09K 8/467
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP11290384
Downhole pressure compensator and method of same
- IPC classification:
- E21B 47/01, E21B 47/06, G01L 19/06
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION IN PROGRESS
EP11183253
Customizable user interface for real-time oilfield data visualization
- IPC classification:
- G06Q 10/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP11290551
Heat dissipation in downhole equipment
- IPC classification:
- E21B 36/00, E21B 47/01
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP11290550
Well data acquisition tool probe guard
- IPC classification:
- E21B 47/01
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ PATENT GRANTED
EP11290540
Longitudinal absorber for downhole tool chassis
- IPC classification:
- E21B 17/10, E21B 47/01
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP11290541
Surface communication system for communication with downhole wireless modem prior to deployment
- IPC classification:
- E21B 47/12, G01V 11/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP11306662
Method for preparing a sample of rock cuttings extracted from a subsoil and associated analysis assembly
- IPC classification:
- E21B 25/00, E21B 49/02, G01N 1/36, G01N 33/24
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION IN PROGRESS
EP11306660
Method for determining the relative content of a fist rock species and of a second rock species in a rock sample extracted from a wellbore, and associated device
- IPC classification:
- G01N 31/00, G01N 33/24
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION IN PROGRESS
EP11290600
Thermal buffering of downhole equipment with phase change material
- IPC classification:
- E21B 47/01
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP11290610
Systems and methods for measuring borehole caliper in oil-based mud
- IPC classification:
- E21B 47/08, E21B 47/10, E21B 47/12, G01B 7/13, G01V 1/00
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP11290509
Multi chip modules for downhole equipment
- IPC classification:
- H01L 23/15, H01L 23/498
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION IN PROGRESS
EP12306047
Method of calibration for the use in a process of determining the content of a plurality of compounds contained in a drilling fluid
- IPC classification:
- E21B 21/06, G01N 33/28
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Agent:
- Martin Rzaniak, Schlumberger Ltd.
- Status:
- █ GRANT OF PATENT INTENDED
EP12305063
Installation for drilling a well into a soil and associated drilling method.
- IPC classification:
- E21B 21/01, E21B 21/08
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP12290049
Apparatus and methods for testing inductively coupled downhole systems
- IPC classification:
- E21B 47/12, H01F 38/14
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Agent:
- Schlumberger Cambridge Research Ltd
- Status:
- █ The patent has been granted
EP11290599
Systems and methods for downhole cement evaluation
- IPC classification:
- E21B 47/00, G01V 1/44
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP11290598
Method and system for calibrating a downhole imaging tool
- IPC classification:
- E21B 47/00, G01V 3/24
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP12306530
Downhole tool cooling system and method
- IPC classification:
- E21B 47/01
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP12306705
Electronic device sealing for a downhole tool
- IPC classification:
- H01L 21/50, H01L 21/52, H01L 21/54, H01L 23/10, H01L 23/20, H01L 23/552
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP12290194
Method and arrangement for preventing hydrocarbon based deposition
- IPC classification:
- B01D 53/00, E21B 47/10, G01F 1/34
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP13153567
Mechanical filter for acoustic telemetry repeater
- IPC classification:
- E21B 47/16
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP13153566
Transmitter and receiver band pass selection for wireless telemetry systems
- IPC classification:
- E21B 47/14, H04B 11/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Schlumberger SA
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP13305233
Remote laser heating systems and methods
- IPC classification:
- B23K 26/12, B23K 26/20, E21B 7/15, E21B 36/04
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP14000783
Coriolis flow meter for wet gas measurement
- IPC classification:
- G01F 1/74, G01F 1/84
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP13305497
Measurement Compensation Using Multiple Electromagnetic Transmitters
- IPC classification:
- E21B 47/00, E21B 47/09, G01V 3/28
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP12860212
SYSTEMS AND METHODS USING TUNABLE DIFFERENTIAL GRAVIMETER
- IPC classification:
- G01V 7/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ PATENT GRANTED
EP12290310
Method and apparatus for determining fluid parameters
- IPC classification:
- E21B 47/06, E21B 47/10, G01F 1/36, G01F 1/44, G01F 1/74
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP12860055
SYSTEMS AND METHODS FOR DETERMINING PROPERTY OF A GEOLOGICAL FORMATION FROM GRAVITATIONAL POTENTIAL DIFFERENCE
- IPC classification:
- G01V 7/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12857402
SOLID STATE LASERS
- IPC classification:
- H01S 3/09, H01S 3/098, H01S 3/10
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12858101
PRODUCTION LOGGING TOOL AND METHOD FOR ANALYZING A PRODUCED FLUID
- IPC classification:
- E21B 49/08
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12290168
Downhole information storage and transmission
- IPC classification:
- E21B 47/12
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP13305630
Systems and Methods for Cement Evaluation
- IPC classification:
- E21B 47/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ PATENT GRANTED
EP13305629
Systems and Methods for Data Driven Parametric Correction of Acoustic Cement Evaluation Data
- IPC classification:
- E21B 47/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION IN PROGRESS
EP13305628
Systems and Methods for Processing Acoustic Cement Evaluation Data
- IPC classification:
- E21B 47/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION IN PROGRESS
EP13305675
Method for monitoring the drilling of a well using a floating drilling rig and associated monitoring system
- IPC classification:
- E21B 21/00, E21B 21/08, E21B 47/10, E21B 49/00
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP13305674
Methods for maintaining zonal isolation in a subterranean well
- IPC classification:
- C04B 24/24, C04B 26/02, C04B 28/00, C04B 28/02, C04B 28/04, C04B 28/06, C04B 28/08, C04B 28/18, C04B 28/32, C04B 28/34, C04B 103/00, C09K 8/467
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Agent:
- Boxi Li, Schlumberger Cambridge Research Ltd
- Status:
- █ PATENT GRANTED
EP13305708
Thermal switch for downhole device
- IPC classification:
- E21B 41/00, E21B 47/01, H01H 37/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP14001799
Apparatuses and methods for testing wellbore fluids
- IPC classification:
- E21B 21/00, E21B 33/13, G01N 11/14
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Agent:
- Boxi Li, Schlumberger Cambridge Research Ltd
- Status:
- █ EXAMINATION REQUESTED
EP12306435
Wellbore instrument clock oscillator and instrument system made therewith
- IPC classification:
- G01V 13/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP13305982
System and method for logging isotope fractionation effects during mud gas logging
- IPC classification:
- E21B 47/10, E21B 49/00, G01N 33/24, G01N 33/28
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP12306583
Mud pulse telemetry devices, systems, and methods
- IPC classification:
- E21B 47/18
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12306534
Downhole gas-filled radiation detector with optical fiber
- IPC classification:
- G01T 1/18
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION IN PROGRESS
EP12306533
Cooling system and method for a downhole tool
- IPC classification:
- E21B 47/01
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ PATENT GRANTED
EP12306531
Silicon-based oscillator for a downhole toolsystem made therewith
- IPC classification:
- G04G 3/04, H03H 9/02
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12306704
Integrated wellbore caliper
- IPC classification:
- E21B 47/08
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12306711
Method and device for determining the liquid volume fraction of entrained liquid
- IPC classification:
- B01D 17/02, B01D 17/12, B01D 19/00, E21B 43/00, G01F 15/08
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION IN PROGRESS
EP12306706
Enhanced Visualization of Logging Information in Cased Wells Using Dynamic Normalization
- IPC classification:
- E21B 47/00, G01V 1/50, G01V 3/18
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12306707
Systems and methods for resistivity measurement at multiple angles of rotation
- IPC classification:
- G01V 3/24
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12306709
Well-logging viewer with icons
- IPC classification:
- E21B 47/00, G01V 1/40, G01V 1/48, G01V 3/20, G06F 17/40
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12306710
DETERMINING SEISMIC SENSOR ORIENTATION IN A WELLBORE
- IPC classification:
- E21B 47/00, G01V 1/20, G01V 1/40, G01V 3/18, G01V 3/26
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12306712
Apparatus and method for calibration of coriolis meter for dry gas density measurement
- IPC classification:
- G01F 1/84, G01F 15/04, G01F 25/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP13305035
Downhole pressure compensator
- IPC classification:
- E21B 47/00, F15B 1/04, F15B 1/10
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP13305036
Fastening technique in a downhole tool
- IPC classification:
- E21B 47/01
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ PATENT GRANTED
EP13305016
Digitizing in a pad of a downhole tool exposed to hydrostatic pressure
- IPC classification:
- E21B 49/00, G01V 3/20
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP13305020
Method and system for calibrating a downhole imaging tool
- IPC classification:
- G01V 3/24
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP13305017
Asic concept for a downhole tool
- IPC classification:
- E21B 47/00, G01V 3/24
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ GRANT OF PATENT INTENDED
EP12861165
SLABBED CORE FORMAT FOR BOREHOLE IMAGE DATA
- IPC classification:
- E21B 47/04, E21B 47/08, E21B 47/085
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Applicant:
- Logined B.V.
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP11748269
AN ANTI-LOCKING DEVICE FOR USE WITH AN ARM SYSTEM FOR LOGGING A WELLBORE AND METHOD FOR USING SAME
- IPC classification:
- E21B 17/10, E21B 47/01
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP14290072
System and method for caliper calibration
- IPC classification:
- E21B 47/08, G01B 1/00, G01B 7/13, G01B 21/04
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ PATENT GRANTED
EP14290101
Fluid analysis using electron-positron annihilation
- IPC classification:
- G01F 1/74, G01F 25/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP14290094
Differential pressure mover
- IPC classification:
- E21B 43/12, E21B 49/08
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP14305532
System and method for measuring free and dissolved gasses in drilling fluids
- IPC classification:
- G01N 33/28
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP14305531
System and method for measuring free and dissolved gasses in drilling fluids
- IPC classification:
- G01N 33/28
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP14290113
Methods for cementing wells, using foamed cementing compositions
- IPC classification:
- C04B 28/04, C04B 38/02, C04B 38/10, C09K 8/473, E21B 36/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Agent:
- Schlumberger Cambridge Research Ltd
- Status:
- █ EXAMINATION REQUESTED
EP14290149
Optical and electrical sensing of a multiphase fluid
- IPC classification:
- E21B 47/10, G01F 1/74, G01N 27/07
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP14290154
Electromagnetic assessment of multiple conductive tubulars
- IPC classification:
- E21B 47/08, G01B 7/06
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ PATENT GRANTED
EP14290161
Rotating downhole logging tool with reduced torque
- IPC classification:
- E21B 21/00, E21B 47/00, E21B 47/01
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP14290180
Systems and methods for determining annular fill material based on resistivity measurements
- IPC classification:
- G01V 3/20
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP14290205
Master communication tool for distributed network of wireless communication devices
- IPC classification:
- E21B 34/06, E21B 34/16, E21B 43/00, E21B 47/14
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP14290207
Compositions and methods for well cementing
- IPC classification:
- C04B 22/04, C04B 22/06, C04B 22/14, C04B 28/02, C09K 8/467
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Agent:
- Schlumberger Cambridge Research Ltd
- Status:
- █ EXAMINATION IN PROGRESS
EP14290206
Depth positioning using gamma-ray correlation and downhole parameter differential
- IPC classification:
- E21B 47/04
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION IN PROGRESS
EP11708198
MICRO-FABRICATED CHROMATOGRAPH COLUMN WITH SPUTTERED STATIONARY PHASE
- IPC classification:
- B01J 20/286, B01L 3/00, G01N 30/60
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP11290602
Downhole pressure pulse generator and method
- IPC classification:
- E21B 47/18
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP11728590
A MULTIPHASE FLOWMETER AND LIQUID FILM MEASUREMENT METHOD
- IPC classification:
- G01F 1/74
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP14290389
Systems and methods for removing noise from acoustic impedance logs
- IPC classification:
- G01V 1/48
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP14290390
Systems and methods for evaluating gas-contaminated cement
- IPC classification:
- E21B 47/00, G01N 29/06, G01N 29/44, G06T 7/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP11749080
FLOW METER SYSTEM AND METHOD FOR MEASURING AN AMOUNT OF LIQUID IN A LARGELY GASEOUS MULTIPHASE FLOW
- IPC classification:
- G01F 1/34, G01F 1/36, G01F 1/44, G01F 1/704, G01F 1/74, G01F 5/00, G01F 25/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION DEEMED TO BE WITHDRAWN
EP11290615
Methods and systems for obtainin an electrical impedivity and/or resistivity image of a subterranean formation
- IPC classification:
- G01V 3/24
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP11290508
Methods and systems for determining standoff between a downhole tool and a geological formation
- IPC classification:
- E21B 47/08
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP11290611
Calibrator for a downhole caliper and method of using same
- IPC classification:
- E21B 47/08, G01B 7/13, G01B 21/04
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP11290614
Methods and packages to protect electronics components in a subterranean environment
- IPC classification:
- G01V 1/52
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP11183252
Apparatus and method for fluid phase fraction determination using X-rays
- IPC classification:
- G01N 23/087, G01N 23/12, G01N 33/28
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP11720328
A FLOTATION UNIT FOR PURIFYING WATER, SUCH AS A CFU (COMPACT FLOTATION UNIT)
- IPC classification:
- B01D 17/02, B01D 19/00, B01F 5/04, B03D 1/24, C02F 1/24, C02F 101/32
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Agent:
- Peter Jensen Indahl, Awapatent A/S
- Agent:
- Peter Michael E. Arrowsmith, Cleveland Scott York
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP12163534
Tension meter for measuring a mechanical tension along a longitudinal direction in a well and related subassembly and method.
- IPC classification:
- G01L 1/02, G01L 5/04
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP11785111
DEVICE FOR ANALYZING AT LEAST ONE HYDROCARBON CONTAINED IN A DRILLING FLUID AND ASSOCIATED METHOD
- IPC classification:
- C10G 70/00, C10L 3/02, C10L 3/10, G01N 1/34, G01N 1/44, G01N 30/14, G01N 30/88, G01N 33/28
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP11290542
Dynamic prediction of downhole temperature distributions
- IPC classification:
- E21B 47/06, G01K 7/42, G06F 7/544
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP11290616
Downhole ultrasonic transducer and method of making same
- IPC classification:
- B06B 1/06, E21B 47/00, E21B 47/08, E21B 47/10, G01V 1/40
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP11290612
System and method for measuring formation properties
- IPC classification:
- E21B 47/06, E21B 47/10, E21B 49/08
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ NO OPPOSITION FILED WITHIN TIMELIMIT
EP12290182
Method and apparatus to detect an oil/water contact
- IPC classification:
- E21B 43/32, E21B 47/10, G01V 3/20
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Applicant:
- PRAD Research and Development Limited
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ PATENT GRANTED
EP14867374
COMPACT FLOTATION UNIT HAVING MULTIPLE VANES DISPOSED AROUND A CYLINDER USED FOR WASTE COLLECTION
- IPC classification:
- B01D 17/035
- Applicant:
- Schlumberger Norge AS
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ EXAMINATION REQUESTED
EP15290175
WELL CEMENTING COMPOSITIONS AND METHODS
- IPC classification:
- C04B 28/04, C09K 8/487, C09K 8/493
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED
EP15290232
FLUID IDENTIFICATION VIA PRESSURE
- IPC classification:
- E21B 49/08, E21B 49/10
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED
EP15290251
SYSTEMS AND METHODS FOR EVALUATING ANNULAR MATERIAL USING BEAMFORMING FROM ACOUSTIC ARRAYS
- IPC classification:
- E21B 47/00, G01V 1/50
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED
EP15290252
SYSTEMS, METHODS, AND COMPUTER-READABLE MEDIA FOR DETERMINING SHEAR-WAVE TO COMPRESSIONAL-WAVE VELOCITY RATIOS IN WELL CASINGS
- IPC classification:
- E21B 47/00, G01V 1/50
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED
EP15290288
CEMENT EVALUATION USING THE INTEGRATION OF MULTIPLE MODES OF ACOUSTIC MEASUREMENTS
- IPC classification:
- E21B 47/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED
EP15290289
ENCAPSULATED SENSORS AND ELECTRONICS
- IPC classification:
- E21B 47/00, G01V 11/00
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED
EP15290293
ASSEMBLY AND METHOD FOR AN EXPANDABLE PACKER
- IPC classification:
- E21B 33/127, E21B 49/10
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED
EP15290327
DISTRIBUTION OF RADIOACTIVE TAGS AROUND OR ALONG WELL FOR DETECTION THEREOF
- IPC classification:
- E21B 47/04, E21B 47/09, E21B 47/10, E21B 47/12, E21B 47/18
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED
EP15290311
METHOD TO DENOISE PULSE ECHO MEASUREMENT USING TOOL RESPONSE IN FRONT OF COLLARS
- IPC classification:
- E21B 47/00, G01V 1/40, G01V 1/50
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED
EP15290312
APODIZATION OF PIEZO-COMPOSITE ACOUSTIC ELEMENTS
- IPC classification:
- B06B 1/06
- Applicant:
- Schlumberger Holdings Limited
- Applicant:
- Schlumberger Technology B.V.
- Applicant:
- Services Pétroliers Schlumberger SA
- Agent:
- Martin Rzaniak, Etudes & Productions Schlumberger
- Status:
- █ APPLICATION PUBLISHED