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:
Sep. 13, 1983
Filed:
Jun. 01, 1981
Applicant:
Inventors:
Jack C Cowan, Lafayette, LA (US);
Tommy Thrash, Littlefield, TX (US);
Jerry R Rayborn, New Orleans, LA (US);
Assignee:
Venture Chemicals, Inc., Lafayette, LA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ;
U.S. Cl.
CPC ...
252 / ; 162-6 ; 162 99 ; 252 / ; 252 / ; 252 / ;
Abstract
Disclosed is a fine particle size hydrophobic organophilic water wettable cotton and its use as a seepage control additive in well-working fluids. Also disclosed is a process of preparing this additive which comprises reacting raw cotton, which contains its natural oils and waxes, with dry hydrochloric acid gas.