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:
Jul. 26, 1994
Filed:
May. 29, 1992
Applicant:
Inventor:
Boyce D Burts, Jr, Maurice, LA (US);
Assignee:
Bottom Line Industries, Inc., Lafayette, LA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
507104 ; 175 72 ;
Abstract
An additive to reduce fluid loss from drilling fluids is comprised of comminuted products from corn cobs or mixtures with comminuted rice products. Polymers to reduce fluid loss even lower and friction-reducing materials may be added to the plant materials.