The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 11, 2018
Filed:
Jul. 06, 2016
China Petroleum & Chemical Corporation, Beijing, CN;
Sinopec Research Inst. of Petroleum Engineering, Beijing, CN;
Yongxue Lin, Beijing, CN;
Xianguang Wang, Beijing, CN;
Zhoujun Li, Beijing, CN;
Xiuzhen Han, Beijing, CN;
Sheng Li, Beijing, CN;
Xiaohua Yang, Beijing, CN;
Xiong Li, Beijing, CN;
Jianwu Zhen, Beijing, CN;
Suli Zhao, Beijing, CN;
CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing, CN;
SINOPEC RESEARCH INSTITUTE OF PETROLEUM ENGINEERING, Beijing, CN;
Abstract
A composition and use thereof are disclosed herein. The composition comprises at least two selected from the group of amphiphilic block copolymer, polyurethane and acidic ionic compound. Also an oil-based drilling fluid comprising the composition and a method improving shearing force of oil-based drilling fluid are disclosed. The composition disclosed herewith can raise the shearing force of oil-based drilling fluid.