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:
Jun. 07, 2022
Filed:
Aug. 20, 2020
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventors:
Vikrant Wagle, Abqaiq, SA;
Rajendra Kalgaonkar, Abqaiq, SA;
Abdullah Al-Yami, Dhahran, SA;
Zainab Alsaihati, Saihat, SA;
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/32 (2006.01); C09K 8/508 (2006.01); C09K 8/504 (2006.01); C04B 28/24 (2006.01); C09K 8/516 (2006.01); C04B 28/26 (2006.01); C09K 8/506 (2006.01); C01B 32/20 (2017.01); C01B 33/141 (2006.01); C01F 11/18 (2006.01); C08G 63/08 (2006.01); C09K 8/03 (2006.01);
U.S. Cl.
CPC ...
C09K 8/5086 (2013.01); C01B 32/20 (2017.08); C01B 33/1417 (2013.01); C01F 11/18 (2013.01); C04B 28/24 (2013.01); C04B 28/26 (2013.01); C08G 63/08 (2013.01); C09K 8/506 (2013.01); C09K 8/5045 (2013.01); C09K 8/516 (2013.01); C09K 8/032 (2013.01); C09K 2208/08 (2013.01); C09K 2208/10 (2013.01);
Abstract
A lost circulation material (LCM) is provided having an alkaline nanosilica dispersion and an ester activator. The alkaline nanosilica dispersion and the ester activator may form a gelled solid after interaction over a contact period. Methods of lost circulation control using the LCM are also provided.