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:
Dec. 26, 2000
Filed:
Dec. 21, 1998
Applicant:
Inventors:
Quintin J Lai, Anchorage, AK (US);
E Mark Scott, Plano, TX (US);
Assignee:
Atlantic Richfield Company, Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
523130 ; 524407 ; 524239 ;
Abstract
An aqueous gelable composition containing an organic, water soluble polymer cross-linkable with a multivalent cation and a retarded cross-linking system consisting essentially of chromium trichloride and monosodium glutamate and a method for reducing the permeability of the subterranean formation using the composition.