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.

Date of Patent:
Dec. 14, 2021

Filed:

Mar. 01, 2016
Applicant:

Schlumberger Technology Corporation, Sugar Land, TX (US);

Inventors:

John Mervyn Cook, Cambridge, GB;

Quanxin Guo, Sugar Land, TX (US);

Paul William Way, Cambridge, GB;

Louise Bailey, St. Neots, GB;

Simon James, Le Plessis-Robinson, FR;

Salim Taoutaou, Clamart, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 21/00 (2006.01); C04B 20/00 (2006.01); C04B 28/02 (2006.01); C09K 8/36 (2006.01); C09K 8/487 (2006.01); C09K 8/504 (2006.01); E21B 33/138 (2006.01); E21B 33/14 (2006.01); G01N 3/12 (2006.01);
U.S. Cl.
CPC ...
E21B 21/003 (2013.01); C04B 20/0048 (2013.01); C04B 28/02 (2013.01); C09K 8/36 (2013.01); C09K 8/487 (2013.01); C09K 8/5045 (2013.01); E21B 33/138 (2013.01); E21B 33/14 (2013.01); G01N 3/12 (2013.01); C09K 2208/08 (2013.01); G01N 2203/0019 (2013.01); G01N 2203/0048 (2013.01); G01N 2203/0062 (2013.01); G01N 2203/04 (2013.01);
Abstract

Methods for drilling a wellbore into a subterranean formation include preparing a drilling fluid and circulating the drilling fluid in the wellbore while drilling in the subterranean formation, forming a filtercake from the drilling fluid, creating or encountering one or more fractures in the subterranean formation while drilling, and allowing a portion of the filtercake formed to at least partially seal the one or more fractures while continuing the drilling.


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