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:
Apr. 02, 2024
Filed:
Dec. 15, 2020
Applicant:
China University of Petroleum, Dongying, CN;
Inventors:
Tiankui Guo, Dongying, CN;
Yuelong Zhang, Dongying, CN;
Zengbao Wang, Dongying, CN;
Ning Qi, Dongying, CN;
Mingliang Luo, Dongying, CN;
Feipeng Wu, Dongying, CN;
Ming Chen, Dongying, CN;
Xiaoqiang Liu, Dongying, CN;
Jiwei Wang, Dongying, CN;
Xiaozhi Wang, Dongying, CN;
Yuanzhi Gong, Dongying, CN;
Assignee:
CHINA UNIVERSITY OF PETROLEUM, Dongying, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/508 (2006.01); C09K 8/504 (2006.01); C09K 8/512 (2006.01); E21B 43/26 (2006.01);
U.S. Cl.
CPC ...
C09K 8/5083 (2013.01); C09K 8/5045 (2013.01); C09K 8/512 (2013.01); E21B 43/261 (2013.01);
Abstract
Disclosed are a temporary plugging agent and a preparation method thereof, and a method for temporary plugging and fracturing of a high-temperature reservoir. The temporary plugging agent includes the following components in mass fractions: acrylamide 5%, composite crosslinking agent 1%, laponite 1%, ammonium persulfate 0.1% and water 92.9%.