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. 29, 2016
Filed:
Mar. 09, 2013
Halliburton Energy Services, Inc., Houston, TX (US);
Vikrant Bhavanishankar Wagle, Mumbai, IN;
Shadaab Syed Maghrabi, Thane, IN;
Dhanashree Gajanan Kulkarni, Pune, IN;
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
An invert emulsion drilling fluid, and a method of drilling with such fluid, having improved rheology effected with addition of a fatty dimer diamine additive in the presence of little or no lime. The drilling fluids of the present invention exhibit similar yield points and gel strengths at temperatures ranging from about 40° F. to about 375° F. or higher and at pressures ranging from about 0 psi to about 13500 psi.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile