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:
Jun. 19, 2001
Filed:
Nov. 12, 1999
Applicant:
Inventors:
Gregory A. Mullen, Houston, TX (US);
Allen Gabrysch, Houston, TX (US);
Assignee:
Baker Hughes Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 7/02 ;
U.S. Cl.
CPC ...
C09K 7/02 ;
Abstract
A silicate drilling fluid having effective rheology and filtration control properties comprising water as a continuous phase wherein hematite is used as a weighting agent and manganese oxide is used as a bridging agent. The drilling fluids uses a minimal number of components, which includes a salt, preferably sodium chloride, water-soluble polymers for viscosification and filtration control, and a glycol for shale stabilization and filtration control.
Mullen, Gregory. (2001). Synergistic mineral blends for control of filtration and rheology in silicate drilling fluids (U.S. Patent No. 6248698). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6248698
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile