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:
Jan. 31, 2023
Filed:
Aug. 20, 2020
Applicant:
Powdermet, Inc., Euclid, OH (US);
Inventors:
Andrew Sherman, Mentor, OH (US);
Brian Doud, Cleveland Heights, OH (US);
Brian Werry, Euclid, OH (US);
Assignee:
POWDERMET, INC., Euclid, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/80 (2006.01); E21B 43/267 (2006.01); C09K 8/70 (2006.01);
U.S. Cl.
CPC ...
C09K 8/805 (2013.01); C09K 8/706 (2013.01); C09K 8/80 (2013.01); E21B 43/267 (2013.01); C09K 2208/08 (2013.01); C09K 2208/10 (2013.01);
Abstract
A composite particle that incorporates a material and is designed to undergo a reaction and/or mechanical or chemical change with the environment to increase in volume. The composite particle can be combined with a constraining matrix to create an expandable particle upon reaction. These particles can be used in stimulating wells, including oil and gas reservoirs.