Representative before the EPO

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Technology Company

Representative before the EPO

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no operation time available
1 office
Technology Company

Representative before the EPO

Technology company logo thumb
no operation time available
1 office
Technology Company

Martin Rzaniak has worked on the following 103 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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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APPLICATION DEEMED TO BE WITHDRAWN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 Technology B.V.
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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APPLICATION DEEMED TO BE WITHDRAWN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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
Agent:
Martin Rzaniak, Etudes & Productions Schlumberger
Status:
EXAMINATION REQUESTED
EP12860212

SYSTEMS AND METHODS USING TUNABLE DIFFERENTIAL GRAVIMETER

IPC classification:
G01V 7/00
Applicant:
Schlumberger Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
Agent:
Martin Rzaniak, Etudes & Productions Schlumberger
Status:
EXAMINATION REQUESTED
EP12306583

Mud pulse telemetry devices, systems, and methods

IPC classification:
E21B 47/18
Applicant:
Schlumberger Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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:
Logined B.V.
Applicant:
PRAD Research and Development Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
Agent:
Martin Rzaniak, Etudes & Productions Schlumberger
Status:
EXAMINATION REQUESTED
EP14290094

Differential pressure mover

IPC classification:
E21B 43/12, E21B 49/08
Applicant:
Schlumberger Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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:
Peter Indahl, Awapatent A/S
Agent:
Martin Rzaniak, Etudes & Productions Schlumberger
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
Agent:
Martin Rzaniak, Etudes & Productions Schlumberger
Status:
Request for examination was made
EP15290232

FLUID IDENTIFICATION VIA PRESSURE

IPC classification:
E21B 49/08, E21B 49/10
Applicant:
Schlumberger Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
Agent:
Martin Rzaniak, Etudes & Productions Schlumberger
Status:
APPLICATION PUBLISHED
EP15290289

ENCAPSULATED SENSORS AND ELECTRONICS

IPC classification:
E21B 47/00, G01V 11/00
Applicant:
Schlumberger Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
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 Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
Agent:
Martin Rzaniak, Etudes & Productions Schlumberger
Status:
APPLICATION PUBLISHED
EP15290312

APODIZATION OF PIEZO-COMPOSITE ACOUSTIC ELEMENTS

IPC classification:
B06B 1/06
Applicant:
Schlumberger Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Applicant:
Schlumberger Holdings Limited
Agent:
Martin Rzaniak, Etudes & Productions Schlumberger
Status:
APPLICATION PUBLISHED
EP16290023

DOWNHOLE FLUID PROPERTY MEASUREMENT

IPC classification:
G01F 1/10, G01F 1/115, G01N 9/00, G01N 11/14
Applicant:
Schlumberger Technology B.V.
Applicant:
Services Pétroliers Schlumberger SA
Agent:
Martin Rzaniak, Etudes & Productions Schlumberger
Status:
The application has been published

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