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公开(公告)号:EP4278064A1
公开(公告)日:2023-11-22
申请号:EP22740266.6
申请日:2022-01-17
Applicant: Services Pétroliers Schlumberger , GeoQuest Systems B.V.
Inventor: SHEN, Tao , LIU, Jia Xu , LE BLAY, Florian , BA, Samba , CHEN, Xin
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公开(公告)号:EP2603664B1
公开(公告)日:2023-10-18
申请号:EP11758590.1
申请日:2011-08-09
Inventor: HEDTKE, Robert C. , LU, Liangiu
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公开(公告)号:EP3601730B1
公开(公告)日:2023-09-20
申请号:EP18776721.5
申请日:2018-01-26
Inventor: KONA, Keerti, S. , SORENSON, Logan, D. , CHANG, David , NGUYEN, Hung , PERAHIA, Raviv
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公开(公告)号:EP4232690A1
公开(公告)日:2023-08-30
申请号:EP21884110.4
申请日:2021-10-22
Inventor: MATHEUS VALERO, Justo Elias , ALVAER, Jan , YEPEZ, Juan-Carlos
IPC: E21B44/04 , E21B47/26 , E21B47/008 , E21B47/06
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公开(公告)号:EP3452698B1
公开(公告)日:2023-06-28
申请号:EP17722360.9
申请日:2017-05-01
Inventor: AL-NAHDI, Umar A. , AL-TURKI, Ali A. , AL-HARBI, Badr M. , AL-NUAIM, Sami A.
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公开(公告)号:EP4189212A1
公开(公告)日:2023-06-07
申请号:EP21849516.6
申请日:2021-07-29
Inventor: RAMAKRISHNAN, Terizhandur S. , ZHANG, Hua
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公开(公告)号:EP4189206A1
公开(公告)日:2023-06-07
申请号:EP20750208.9
申请日:2020-07-28
Applicant: Montanuniversität Leoben
Inventor: ELMGERBI, Asad , THONHAUSER, Gerhard
IPC: E21B21/08 , E21B47/047 , E21B47/06
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公开(公告)号:EP4127402A1
公开(公告)日:2023-02-08
申请号:EP21780617.3
申请日:2021-03-30
Inventor: AMSELLEM, Olivier , HOAREAU, Stephane , ANDIC, Hikmet , DAUPHIN, Mathieu , GIVENS, Matthew , ESPINOSA, Estelle
IPC: E21B47/06 , E21B33/06 , E21B33/038
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公开(公告)号:EP3215706B1
公开(公告)日:2022-11-02
申请号:EP15857950.8
申请日:2015-11-05
Inventor: POUND, Andrea , GOTTUMUKKALA, Varma
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20.
公开(公告)号:EP3850188B1
公开(公告)日:2022-08-17
申请号:EP19782731.4
申请日:2019-09-13
Inventor: TUROLLA, Axel , FERRARA, Paolo
IPC: E21B47/0224 , E21B47/06 , E21B49/00 , E21B10/42 , E21B10/00
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