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:
May. 21, 2019
Filed:
Jul. 31, 2014
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventors:
Cato Russell McDaniel, The Woodlands, TX (US);
William Walter Shumway, Spring, TX (US);
Eric Davidson, Aberdeen, GB;
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/575 (2006.01); C09K 8/64 (2006.01); C09K 8/035 (2006.01); C09K 8/42 (2006.01); C09K 8/60 (2006.01); C07C 279/14 (2006.01); C07D 487/04 (2006.01); C08G 69/10 (2006.01); C09K 8/04 (2006.01); C09K 8/32 (2006.01); C09K 8/36 (2006.01); C09K 8/68 (2006.01); C09K 8/80 (2006.01); E21B 21/00 (2006.01); E21B 33/13 (2006.01); E21B 43/26 (2006.01); C09K 8/52 (2006.01); C09K 8/62 (2006.01); C09K 8/74 (2006.01);
U.S. Cl.
CPC ...
C09K 8/64 (2013.01); C07C 279/14 (2013.01); C07D 487/04 (2013.01); C08G 69/10 (2013.01); C09K 8/035 (2013.01); C09K 8/04 (2013.01); C09K 8/32 (2013.01); C09K 8/36 (2013.01); C09K 8/42 (2013.01); C09K 8/607 (2013.01); C09K 8/68 (2013.01); C09K 8/80 (2013.01); C09K 8/805 (2013.01); E21B 21/00 (2013.01); E21B 33/13 (2013.01); E21B 43/26 (2013.01); C09K 8/52 (2013.01); C09K 8/62 (2013.01); C09K 8/74 (2013.01); C09K 2208/02 (2013.01); C09K 2208/12 (2013.01);
Abstract
Various embodiments disclosed relate to guanidine- or guanidinium-containing clay or shale stabilizers for treatment of subterranean formations, in various embodiments, the present invention provides a method of treating a subterranean formation that can include placing a composition including a clay or shale stabilizer including at least one of a substituted guanidine group and a substituted guanidinium group in a subterranean formation.