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公开(公告)号：US20210002544A1
公开(公告)日：2021-01-07
申请号：US16922993
申请日：2020-07-07
Applicant: Chevron U.S.A. Inc.
Inventor： Ruth Ellen HAHN , Taimur MALIK , Samiha Said Elsayed MORSY , Nabijan NIZAMIDIN , Mohsen S. TAGAVIFAR
Abstract: Disclosed are compositions and methods for the pressure protection of existing wells during infill drilling operations.
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Patent Agency Ranking
12.发明公开公开(公告)号：US20240271032A1
公开(公告)日：2024-08-15
申请号：US18464691
申请日：2023-09-11
Applicant: CHEVRON U.S.A. INC.
Inventor： Dustin L. WALKER , Gayani W. PINNAWALA , Nabijan NIZAMIDIN , Varadarajan DWARAKANATH , Guo-Qing TANG , Dustin J. LOWRY , Tetsuo Art INOUYE , Taimur MALIK
CPC classification number: C09K8/604 , C09K8/602 , C09K8/68 , C09K8/74 , C09K8/80 , C09K8/86 , E21B43/267 , E21B43/27 , E21B47/11 , C09K2208/10 , C09K2208/12 , C09K2208/26 , C09K2208/28 , C09K2208/32
Abstract: Embodiments of the disclosure include compositions and methods that stabilize a injection fluid when exposed to reservoir conditions, reducing formation damage and increasing the amount of hydrocarbon recovered. Specifically, the formulation is a single-phase liquid surfactant package which comprises an anionic surfactant and optionally one or more secondary surfactants.
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公开(公告)号：US20240052234A1
公开(公告)日：2024-02-15
申请号：US18488079
申请日：2023-10-17
Applicant: CHEVRON U.S.A. INC.
Inventor： Nabijan NIZAMIDIN , Gayani W. PINNAWALA , Guo-Qing TANG , Varadarajan DWARAKANATH , Gregory A. WINSLOW , Jordan Taylor ISBELL , Taimur MALIK
IPC: C09K8/584 , C09K8/588 , C09K8/60 , C09K8/66 , C09K8/68 , C09K8/80 , E21B43/20 , E21B43/26 , E21B47/11
CPC classification number: C09K8/584 , C09K8/588 , C09K8/602 , C09K8/665 , C09K8/68 , C09K8/80 , E21B43/20 , E21B43/26 , E21B47/11
Abstract: Provided herein are compositions comprising borate-acid buffers, as well as methods of using these compositions in oil and gas operations, including enhanced oil recovery (EOR) operations, fracturing operations, stimulation operations, etc.
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公开(公告)号：US20230183562A1
公开(公告)日：2023-06-15
申请号：US17891745
申请日：2022-08-19
Applicant: CHEVRON U.S.A. INC.
Inventor： Samiha Said Elsayed MORSY , Nabijan NIZAMIDIN , Taimur MALIK , Mohsen S. TAGAVIFAR
IPC: C09K8/94 , C09K8/60 , C09K8/594 , C09K8/588 , E21B33/138 , E21B43/26 , C09K8/584 , C09K8/66 , C09K8/74 , E21B43/16 , E21B43/267 , E21B43/17 , E21B43/25
CPC classification number: C09K8/94 , C09K8/602 , C09K8/594 , C09K8/588 , E21B33/138 , E21B43/26 , C09K8/584 , C09K8/665 , C09K8/74 , E21B43/162 , E21B43/267 , E21B43/166 , E21B43/17 , E21B43/255 , E21B2200/20
Abstract: Disclosed are compositions and methods for the pressure protection of existing wells during infill drilling operations.
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15.发明申请公开(公告)号：US20210095184A1
公开(公告)日：2021-04-01
申请号：US16635733
申请日：2018-07-31
Applicant: CHEVRON U.S.A. INC.
Inventor： Dustin L. WALKER , Gayani PINNAWALA ARACHCHILAGE , Nabi NIZAMIDIN , Varadarajan DWARAKANATH , Guo-Qing TANG , Dustin J. LOWRY , Tetsuo Art INOUYE , Taimur MALIK
Abstract: Embodiments of the disclosure include compositions and methods that stabilize a injection fluid when exposed to reservoir conditions, reducing formation damage and increasing the amount of hydrocarbon recovered. Specifically, the formulation is a single-phase liquid surfactant package which comprises an anionic surfactant and optionally one or more secondary surfactants.
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公开(公告)号：US20210002444A1
公开(公告)日：2021-01-07
申请号：US16922999
申请日：2020-07-07
Applicant: Chevron U.S.A. Inc.
Inventor： Varadarajan DWARAKANATH , Taimur MALIK , Lin ZOU , Jimin Daniel ZHOU , Nabijan NIZAMIDIN , Gregory A. WINSLOW , Reza BANKI , Mohamad SALMAN
IPC: C08J9/12
Abstract: Disclosed are foam precursor compositions, foamed compositions, and methods of using these foamed compositions for the stimulation of unconventional reservoirs.
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