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:
May. 01, 2001
Filed:
May. 29, 1998
Applicant:
Inventors:
Michael J. Irwin, London, CA;
David J. Muir, Dorchester, CA;
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 7/02 ; B32B 5/00 ;
U.S. Cl.
CPC ...
C09K 7/02 ; B32B 5/00 ;
Abstract
An encapsulated breaker slurry composition for reducing the viscosity of a fracturing fluid. The slurry has a flashpoint above,° C., and the liquid of the slurry does not facilitate release of the breaker from the coating. Methods of using the slurry composition are also described.