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:
Sep. 14, 2021
Filed:
Aug. 04, 2017
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventors:
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/04 (2006.01); C09K 8/06 (2006.01); E21B 21/00 (2006.01);
U.S. Cl.
CPC ...
C09K 8/06 (2013.01); C09K 8/04 (2013.01); E21B 21/003 (2013.01); C09K 2208/32 (2013.01);
Abstract
Provided here are water-based drilling fluids containing weighting agents and an alkanolamine, and methods of using such compositions during drilling operations for recovery of hydrocarbons. The weighting agents can include manganese tetroxide and barium sulfate. The alkanolamine can be monoethanolamine. Various other embodiments may be disclosed and claimed.
Wagle, Vikrant. (2021). Compositions and methods of use of water-based drilling fluids with increased thermal stability (U.S. Patent No. 11118094). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11118094
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile