Formulation and setup method of in-situ dissolvable plug

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12252645
APP PUB NO 20250043169A1
SERIAL NO

18359432

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Abstract

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The patent application discloses a plug useable for isolating sections of a wellbore. The in-situ dissolvable plug comprises a cylindrical body having a backup piece at least at one end of the cylindrical body, a tube and a cylindrical body. The tube may extend through the cylindrical body and backup piece. The cylindrical body may be made of dissolvable material comprising an external surface, and an inner bore surface formed around the tube. The cylindrical body is soft, moldable, and expandable vertical to the tube to form an in-situ plug at downhole.

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Patent Owner(s)

Patent OwnerAddress
CHINA NATIONAL PETROLEUM CORPORATION100007 NO 9 NORTH MAIN STREET DONGCHENG DISTRICT BEIJING DONGZHIMEN MUNICIPAL DISTRICT BEIJING CITY 100007
CNPC USA CORPORATION2901 WILCREST DRIVE SUITE 600 HOUSTON TX 77042
BEIJING HUAMEI INCNO 23 TAIYANGGONG SOUTH ST CHAO YANG DISTRICT BEIJING 102200

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cheng, Peng Houston, US 439 2944
Ren, Jiaxiang (Jason) Houston, US 5 0
Yue, Jianpeng Houston, US 16 13
Zhao, Lei Houston, US 382 2549

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