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:
Nov. 30, 2004
Filed:
Mar. 13, 2001
Applicant:
Inventor:
Ban D. Green, New Iberia, LA (US);
Assignee:
Grinding & Sizing Co., Inc., Lufkin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 7/00 ;
U.S. Cl.
CPC ...
C09K 7/00 ;
Abstract
A dense drilling fluid additive used to control lost circulation, fluid loss and/or seepage loss of drilling fluid during drilling operations is disclosed. Such additive is formed from ground base materials, such as inorganic matter, and may be used to manage the rheological properties of drilling fluid.