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:
Feb. 12, 2019
Filed:
Nov. 25, 2016
Applicant:
Trican Well Service Ltd., Calgary, CA;
Inventors:
Kewei Zhang, Calgary, CA;
Julius Xaver Heidlas, Humble, TX (US);
Chuanzhong Wang, Calgary, CA;
Weibing Lu, Calgary, CA;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/80 (2006.01); C09K 8/92 (2006.01); E21B 43/16 (2006.01); E21B 43/26 (2006.01); E21B 43/267 (2006.01); C09K 8/68 (2006.01); C09K 8/88 (2006.01);
U.S. Cl.
CPC ...
C09K 8/805 (2013.01); C09K 8/68 (2013.01); C09K 8/80 (2013.01); C09K 8/88 (2013.01); C09K 8/92 (2013.01); E21B 43/164 (2013.01); E21B 43/168 (2013.01); E21B 43/26 (2013.01); E21B 43/267 (2013.01);
Abstract
An aqueous slurry composition for use in industries such as petroleum and pipeline industries comprises an aqueous liquid, particulates, a hydrophobizing agent that renders the particulate surface hydrophobic and a hydrophobic polymer. The slurry is produced by rendering the surface of the particulate hydrophobic during or prior to making the slurry. The method and composition can find many applications in different industries, particularly in petroleum industry.