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:
Apr. 07, 2020
Filed:
Jan. 05, 2016
Applicant:
Lawter, Inc., Chicago, IL (US);
Inventors:
Eva Ramos, Chicago, IL (US);
John Schneider, Chicago, IL (US);
Assignee:
LAWTER INC., Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/80 (2006.01); C09K 8/68 (2006.01); C09D 177/08 (2006.01); C08G 73/10 (2006.01); E21B 43/267 (2006.01); C09K 8/66 (2006.01);
U.S. Cl.
CPC ...
C09K 8/805 (2013.01); C08G 73/1003 (2013.01); C09D 177/08 (2013.01); C09K 8/665 (2013.01); C09K 8/68 (2013.01); C09K 8/685 (2013.01); E21B 43/267 (2013.01); C09K 2208/08 (2013.01);
Abstract
A proppant includes coating of a polyamide resin. The proppants may be used in subterranean well formations and hydraulic fracturing operations.