Patents/Assignees

SINOPEC SOUTHWEST OIL & GAS COMPANY

4 patents in portfolio

US12486753utility2025
Wellbore Staged Operation Method and Rubber Plug for Said Method
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US12215580utility2025
Differential Pressure Sliding Sleeve, and Oil and Gas Well Fracturing Construction Method Using Same
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US11933138utility2024
Sliding Sleeve Device
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US11885201utility2024
Sliding Sleeve
0 cites