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:
Dec. 24, 2024
Filed:
Aug. 05, 2020
Colonial Chemical, Inc., South Pittsburg, TN (US);
Xiangdong Sun, South Pittsburg, TN (US);
David Anderson, Jr., South Pittsburg, TN (US);
Robert N. Comber, South Pittsburg, TN (US);
John W. Baxter, South Pittsburg, TN (US);
Colonial Chemical, Inc., South Pittsburg, TN (US);
Abstract
An aqueous based drilling fluid that exhibits improved lubricity, containing a phospholipid lubricant component and methods of improving the lubricity of an aqueous based drilling fluids. The methods include improving the lubricity of an aqueous based drilling fluid composed of an aqueous base fluid, and a weighting agent, with the addition of an effective amount of a phospholipid to substantially reduce the coefficient of friction when compared to the fluid absent the phospholipids.