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. 17, 2018
Filed:
Jun. 26, 2017
Applicant:
Trican Well Service Ltd., Calgary, CA;
Inventor:
Kewei Zhang, Calgary, CA;
Assignee:
Trican Well Service Ltd., Calgary, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/68 (2006.01); C09K 8/66 (2006.01); C09K 8/80 (2006.01); C09K 8/70 (2006.01); E21B 43/267 (2006.01); E21B 43/26 (2006.01);
U.S. Cl.
CPC ...
C09K 8/665 (2013.01); C09K 8/68 (2013.01); C09K 8/70 (2013.01); C09K 8/805 (2013.01); E21B 43/26 (2013.01); E21B 43/267 (2013.01);
Abstract
An aqueous slurry composition for use in industries such as the petroleum and pipeline industries includes a particulate, an aqueous liquid and a chemical compound that renders the particulate surface extremely hydrophobic. The slurry is produced by rendering the surface of the particulate extremely hydrophobic during or before making the slurry.