Surfactant composition, and manufacturing method and application of same

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United States of America Patent

PATENT NO 10723936
APP PUB NO 20160122621A1
SERIAL NO

14899541

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Abstract

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This invention relates to a surfactant composition, production and use thereof in tertiary oil recovery. The present surfactant composition comprises a cationic surfactant and an anionic-nonionic surfactant, and exhibits significantly improved interfacial activity and stability as compared with the prior art. With the present surfactant composition, a flooding fluid composition for tertiary oil recovery with improved oil displacement efficiency and oil washing capability as compared with the prior art could be produced.

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Patent Owner(s)

Patent OwnerAddress
CHINA PETROLEUM & CHEMICAL CORPORATION22 CHAOYANGMEN NORTH STREET CHAOYANG DISTRICT BEIJING 100728 100728
SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY SINOPEC1658 PUDONG BEI ROAD PUDONG NEW AREA SHANGHAI 201208

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bao, Xining Shanghai, CN 3 1
Gu, Songyuan Shanghai, CN 15 10
Li, Yingcheng Shanghai, CN 17 7
Shen, Zhiqin Shanghai, CN 13 14
Tang, Hengzhi Shanghai, CN 3 1
Zhai, Xiaodong Shanghai, CN 22 233
Zhang, Weidong Shanghai, CN 141 867

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