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. 04, 1986
Filed:
Sep. 13, 1983
Applicant:
Inventor:
Joseph Mzik, Calgary, CA;
Assignee:
Canadian Fracmaster Ltd., Calgary, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166308 ; 166271 ; 166273 ; 166274 ; 166275 ; 252 / ; 25231501 ; 2523151 ;
Abstract
Underground formation fracturing compositions comprise a fracturing fluid composition for use in fracturing underground formations, such as oil or gas wells, comprising at least one substantially anhydrous aliphatic alcohol, a non-ionic homopolymer to form a gel with the alcohol and having a molecular weight from about 4 million to about 5 million, and as gel activating agent an alkali metal halide or an alkaline earth metal halide. A gel breaker comprising a salt containing iron or chromium, can be present.