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:
Mar. 03, 2015
Filed:
Oct. 24, 2011
Applicant:
Daniel Guy Pomerleau, Calgary, CA;
Inventor:
Daniel Guy Pomerleau, Calgary, CA;
Assignee:
HiTech Fluid Systems Ltd., , CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 8/34 (2006.01); C09K 8/36 (2006.01); E21B 47/18 (2012.01); E21B 47/00 (2012.01); C09K 8/12 (2006.01);
U.S. Cl.
CPC ...
C09K 8/12 (2013.01); C09K 2208/12 (2013.01);
Abstract
The present invention relates to glycerol based drilling fluids. In particular, the invention relates to drilling fluids comprising a 95-20 volume % glycerol/water solution capable of stabilizing water-sensitive formations during drilling and the use of such solutions for drilling a well having water-sensitive formations.