-soluble thickener

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United States of America Patent

PATENT NO 12031413
APP PUB NO 20230279746A1
SERIAL NO

17653181

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Abstract

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A method for increasing CO2 sequestration efficiency in depleted reservoirs using a CO2 thickener is provided. The method may include the steps of introducing a thickened CO2 mixture into the depleted reservoir, where the thickened CO2 mixture comprises a mixture of CO2 and a CO2 thickener. The method may include using CO2 is in a liquid or supercritical state upon introduction into the depleted reservoir. The method may also include the step of using a CO2 thickener comprising a methyl acrylate-based copolymer, a CO2 solvent, and a solvent.

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Patent Owner(s)

Patent OwnerAddress
SAUDI ARABIAN OIL COMPANY1 EASTERN AVENUE DHAHRAN 31311

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Almajid, Muhammad M Qatif, SA 11 0
AlYousef, Zuhair Saihat, SA 7 2

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