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.

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.

公开(公告)号：US20210002991A1

公开(公告)日：2021-01-07

申请号：US16923000

申请日：2020-07-07

Applicant: Chevron U.S.A. Inc.

Inventor： Samiha Said Elsayed MORSY ,  Nabijan NIZAMIDIN ,  Mohsen S. TAGAVIFAR

IPC: E21B43/16 ,  E21B43/25 ,  E21B43/17 ,  E21B43/26

Abstract: Disclosed are compositions and methods for the pressure protection of existing wells during infill drilling operations.

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.