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:
Jun. 17, 2003
Filed:
Feb. 20, 2001
Applicant:
Inventors:
Caroline Heitz, Enghien les Bains, FR;
Mathieu Joanicot, Lawrenceville, NJ (US);
Robert J. Tillotson, Toms River, NJ (US);
Assignee:
Rhodia Chimie, Boulogne Billancourt Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08L 9/500 ;
U.S. Cl.
CPC ...
C08F / ; C08F / ; C08L 9/500 ;
Abstract
The invention relates to a hydraulic fracturing fluid comprising an aqueous liquid, and a block copolymer containing at least one water-soluble block and one hydrophobic block and being particularly suited for use in high temperature ranges, greater than 180° C.