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:
Mar. 30, 2021
Filed:
Apr. 05, 2019
Applicants:
Anton Kovalchuk, Houston, TX (US);
Anil Sadana, Houston, TX (US);
Inventors:
Anton Kovalchuk, Houston, TX (US);
Anil Sadana, Houston, TX (US);
Assignee:
BAKER HUGHES OILFIELD OPERATIONS LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 33/129 (2006.01); E21B 33/16 (2006.01); C08G 73/12 (2006.01); C08K 5/1515 (2006.01); C08K 3/22 (2006.01); C08K 5/11 (2006.01); C08K 5/1539 (2006.01); C08K 5/42 (2006.01); C08K 5/524 (2006.01); C08K 3/34 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1294 (2013.01); C08G 73/128 (2013.01); C08K 3/22 (2013.01); C08K 3/34 (2013.01); C08K 5/11 (2013.01); C08K 5/1515 (2013.01); C08K 5/1539 (2013.01); C08K 5/42 (2013.01); C08K 5/524 (2013.01); E21B 33/1208 (2013.01); E21B 33/16 (2013.01); C08G 2230/00 (2013.01); C08K 2003/2206 (2013.01);
Abstract
A method for operating in a borehole comprises disposing in a downhole environment an article comprising a bismaleimide composite which comprises a polybismaleimide and a disintegrating agent; exposing the article to an aqueous fluid at a temperature of about 25° C. to about 300° C.; and disintegrating the article.