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.

Date of Patent:
Jul. 27, 2004

Filed:

Apr. 15, 2002
Applicant:
Inventors:

Jiten Chatterji, Duncan, OK (US);

Roger S. Cromwell, Walters, OK (US);

Bobby J. King, Duncan, OK (US);

D. Chad Brenneis, Marlow, OK (US);

Dennis W. Gray, Comanche, OK (US);

Ronald J. Crook, Duncan, OK (US);

Shih-Ruey T. Chen, Pittsburgh, PA (US);

Valentino L. DeVito, Pittsburgh, PA (US);

Kevin W. Frederick, Evans City, PA (US);

Kevin W. Smith, McMurray, PA (US);

Randy J. Loeffler, Carnegie, PA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 3/00 ; E21B 3/313 ;
U.S. Cl.
CPC ...
C09K 3/00 ; E21B 3/313 ;
Abstract

The present invention provides methods of treating subterranean zones penetrated by well bores in primary well cementing operations, well completion operations, production stimulation treatments and the like. The methods are basically comprised of introducing into the subterranean zone an aqueous well treating fluid comprised of water and a water soluble polymer complex fluid loss control additive.


Find Patent Forward Citations

Loading…