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:
Aug. 03, 2021
Filed:
Mar. 26, 2015
Applicant:
M-i L.l.c., Houston, TX (US);
Inventors:
Matthew Offenbacher, Houston, TX (US);
Balkrishna Gadiyar, Katy, TX (US);
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/52 (2006.01); E21B 43/04 (2006.01); C09K 8/035 (2006.01); C09K 8/506 (2006.01); E21B 37/00 (2006.01); E21B 43/08 (2006.01); E21B 21/00 (2006.01);
U.S. Cl.
CPC ...
C09K 8/52 (2013.01); C09K 8/035 (2013.01); C09K 8/506 (2013.01); E21B 37/00 (2013.01); E21B 43/04 (2013.01); E21B 43/08 (2013.01); C09K 2208/08 (2013.01); C09K 2208/26 (2013.01); E21B 21/003 (2013.01);
Abstract
Methods include drilling at least one interval of a wellbore with a water-based wellbore fluid producing a filtercake in the at least one interval of the wellbore. The methods also include gravel packing an interval of a wellbore traversing a subterranean formation with a gravel pack that comprises polyhydroxycarboxylic acid, and hydrolyzing the polyhydroxycarboxylic acid to degrade at least a portion of the filtercake.