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:
Mar. 29, 2016
Filed:
May. 22, 2013
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Hemant K. J. Ladva, Missouri City, TX (US);
Anthony Loiseau, Sugar Land, TX (US);
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/68 (2006.01); E21B 33/13 (2006.01); C09K 8/40 (2006.01); C09K 8/66 (2006.01); C09K 8/90 (2006.01); E21B 43/267 (2006.01);
U.S. Cl.
CPC ...
C09K 8/68 (2013.01); C09K 8/40 (2013.01); C09K 8/66 (2013.01); C09K 8/90 (2013.01); E21B 33/13 (2013.01); E21B 43/267 (2013.01);
Abstract
A thickened composition comprising a polymer, a divalent ions source, water and cement is disclosed. Such composition enables fluid loss reduction and higher gel strength. This may be useful for treating a well for example as a fluid spacer or a scavenger; this may also be used a hydraulic fracturing fluid.