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:
Oct. 09, 2018
Filed:
Nov. 07, 2014
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventors:
Preston Andrew May, Splendora, TX (US);
Ryan Patrick Collins, Spring, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 21/00 (2006.01); C09K 8/10 (2006.01); C09K 8/508 (2006.01); C09K 8/514 (2006.01); C09K 8/035 (2006.01);
U.S. Cl.
CPC ...
E21B 21/003 (2013.01); C09K 8/035 (2013.01); C09K 8/10 (2013.01); C09K 8/508 (2013.01); C09K 8/514 (2013.01);
Abstract
A wellbore treatment fluid comprising: a base fluid; and a fluid loss additive package, the fluid loss additive package comprising: a water-swellable, superabsorbent polymer; a derivatized cellulose; and non-swellable particles that are insoluble in the base fluid. A method of drilling a wellbore into a subterranean formation comprising: providing the drilling fluid; and forming the wellbore using a drill bit and the drilling fluid.