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. 30, 1998
Filed:
Jan. 08, 1997
Applicant:
Inventors:
Darrell P Salisbury, Sugar Lane, TX (US);
Robert L Sloan, Katy, TX (US);
Assignee:
Well-Flow Technologies, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
507246 ; 507203 ; 507261 ; 507263 ; 507265 ; 507267 ; 507927 ; 507929 ; 507931 ;
Abstract
A chemical additive for cleaning a well drilling system and equipment includes an alcohol, preferably a terpene, and either an ether amine or a base fluid or combination of the two. The additive can be mixed with an aqueous solution that may be a water, salt or brine solution.