Representative before the EPO

Technology company logo thumb
no operation time available
Technology Company

Representative before the EPO

Technology company logo thumb
no operation time available
Technology Company

Thierry Louis Henri Mérigeault has worked on the following 15 EPO patent applications which have been published in the last five years:

EP11761648

HANDLING TOOL, FOR SECURE HANDLING OF CONNECTORS OF ELECTROLYSIS CELLS INTENDED FOR ALUMINIUM PRODUCTION

IPC classification:
C25C 3/16
Agent:
Cabinet Plasseraud
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
PATENT GRANTED
EP11815952

APPARATUS AND METHOD FOR REFINING A PROCESS LIQUOR BY GRAVITY SETTLING

IPC classification:
B01D 21/02, B01D 21/06, B01D 21/24, C01F 7/46
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
GRANT OF PATENT INTENDED
EP12775734

COMPACT SERVICE MODULE AND USE THEREOF IN A PLANT FOR PRODUCING ALUMINUM BY ELECTROLYSIS

IPC classification:
B66C 17/00, C25C 3/10, C25C 3/12, C25C 3/14
Agent:
Cabinet Plasseraud
Agent:
Thierry Louis Henri Mérigeault, Alcan France SAS
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13006034

Settler and method for separating clarified liquid from mineral slurries

IPC classification:
B01D 21/01, B01D 21/08, B01D 21/24, C01F 7/00
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13006035

Process and installation for producing alumina trihydrate by alkaline digestion of bauxite ore

IPC classification:
B01D 21/32, C01F 7/06
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13853685

TREATMENT OF ALKALINE BAUXITE RESIDUE

IPC classification:
A62D 3/33, C01F 7/02, C02F 1/52, C22B 3/12
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
GRANT OF PATENT INTENDED
EP14001431

Screw press with filter plates

IPC classification:
B01D 29/46, B30B 9/12, B30B 9/26
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14001432

Modular screw press

IPC classification:
B29C 47/08, B30B 9/12, B30B 9/26
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP10799072

CASTING MADE FROM COPPER CONTAINING ALUMINIUM ALLOY WITH HIGH MECHANICAL STRENGTH AND HOT CREEP

IPC classification:
B22D 19/00, C22C 21/12, C22C 21/16, F02F 1/24
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
PATENT GRANTED
EP10799073

DEVICE INTENDED FOR COLLECTING SOLID DEBRIS IN AN ELECTROLYTIC CELL INTENDED FOR THE PRODUCTION OF ALUMINIUM

IPC classification:
B66C 3/02, B66C 3/16, B66C 3/20, C25C 3/06
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP14870988

PROCESS AND INSTALLATION FOR PRODUCING ALUMINA TRIHYDRATE BY ALKALINE DIGESTION OF BAUXITE ORE

IPC classification:
C01F 7/14, C22B 3/04, C22B 3/20, C22B 21/00
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
EXAMINATION REQUESTED
EP14872607

SETTLER FOR DECANTING MINERAL SLURRIES AND METHOD FOR SEPARATING CLARIFIED LIQUID FROM THICKENED SLURRY OF SAID MINERAL SLURRIES

IPC classification:
B01D 21/24
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
EXAMINATION REQUESTED
EP14872445

SEALING SYSTEM FOR TANK ROTARY SHAFT

IPC classification:
B65D 88/74, B65D 90/00, F16J 15/54
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
EXAMINATION REQUESTED
EP15783653

MODULAR SCREW PRESS

IPC classification:
B01D 29/46
Applicant:
Rio Tinto Alcan International Ltd.
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
EXAMINATION REQUESTED
EP15783273

SCREW PRESS WITH FILTER PLATES

IPC classification:
B01D 29/46
Agent:
Thierry Louis Henri Mérigeault, Rio Tinto France SAS
Status:
EXAMINATION REQUESTED

Please Sign in to use this feature