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:
Nov. 21, 2017
Filed:
Nov. 29, 2016
Applicant:
Baker Hughes Incorporated, Houston, TX (US);
Inventors:
Brandon Mark Vittur, Houston, TX (US);
Charles David Armstrong, Tomball, TX (US);
Marshall G. Ault, Spring, TX (US);
Assignee:
BAKER HUGHES, A GE COMPANY, LLC, Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 21/06 (2006.01); C02F 1/50 (2006.01); C02F 1/56 (2006.01);
U.S. Cl.
CPC ...
E21B 21/068 (2013.01); C02F 1/50 (2013.01); C02F 1/56 (2013.01);
Abstract
Produced or flowback water from an underground reservoir having been treated with a fluid containing a viscosifying polymer and a vitamin Band/or ylide breaker may be recycled by deactivating the vitamin Band/or ylide breaker with a sulfur or phosphorus containing nucleophilic agent.