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:
Jul. 01, 2025
Filed:
Apr. 15, 2021
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:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/10 (2006.01); B01D 29/15 (2006.01); B01D 39/16 (2006.01); C08L 29/04 (2006.01); C08L 31/02 (2006.01); C08L 33/08 (2006.01); C08L 97/02 (2006.01); E21B 37/10 (2006.01);
U.S. Cl.
CPC ...
E21B 43/108 (2013.01); B01D 29/15 (2013.01); B01D 39/1676 (2013.01); C08L 29/04 (2013.01); C08L 31/02 (2013.01); C08L 33/08 (2013.01); C08L 97/02 (2013.01); B01D 2239/10 (2013.01);
Abstract
An apparatus includes an expandable and porous filtration member having a body constructed of a composite containing a polymer hydrogel, a rubber binder, and a filler. The body has a first volume and expandable to a second volume upon contacting with a fluid comprising water.