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:
Feb. 16, 1993
Filed:
Jan. 30, 1991
Applicant:
Inventors:
R Clay Cole, Duncan, OK (US);
Bobby K Bowles, Comanche, OK (US);
Assignee:
Halliburton Company, Duncan, OK (US);
Primary Examiner:
Int. Cl.
CPC ...
B01F / ; E21B / ;
U.S. Cl.
CPC ...
252-8551 ; 252-8553 ; 2523635 ; 536 87 ; 166308 ;
Abstract
The present invention relates to methods of preparing and using substantially debris-free gelled aqueous well treating fluids containing a cellulose gelling agent. The preparation methods comprise the steps of forming a gelled aqueous fluid and then mixing an amine phosphonate compound therewith to cause the hydration of unhydrated gelling agent remaining therein.