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. 21, 2018
Filed:
Mar. 20, 2017
Applicant:
Baker Hughes Incorporated, Houston, TX (US);
Inventors:
Charles David Armstrong, Tomball, TX (US);
Qi Qu, Spring, TX (US);
Assignee:
Baker Hughes, a GE company, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/035 (2006.01); C09K 8/62 (2006.01); C09K 5/20 (2006.01); C07K 14/195 (2006.01);
U.S. Cl.
CPC ...
C09K 8/035 (2013.01); C07K 14/195 (2013.01); C09K 5/20 (2013.01); C09K 8/62 (2013.01); C09K 2208/22 (2013.01);
Abstract
Antifreeze proteins having an ice-binding site, such as those derived from thebacterium, may be used in additive compositions, fluid compositions, and methods for depressing the freezing point of the fluid compositions. The fluid composition may include the antifreeze protein and a base fluid, such as drilling fluids, servicing fluids, production fluids, completion fluids, injection fluids, refinery fluids, and combinations thereof.