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:
Feb. 11, 1997
Filed:
Dec. 23, 1994
Applicant:
Inventors:
Arthur H Hale, Houston, TX (US);
Eric van Oort, Rijswijk, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
507115 ;
Abstract
Drilling fluid for improving the osmotic efficiency of a shale during the drilling of a well, the drilling fluid containing ethoxylated/propoxylated polyol and at least one other additive such as glucoside, glycerol, glycol, or polyglycerol.
Hale, Arthur. (1997). Efficiency of ethoxylated/propoxylated polyols with other additives to (U.S. Patent No. 5602082). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5602082
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile