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:
Nov. 08, 1977
Filed:
Oct. 26, 1976
Applicant:
Inventors:
John R Costanza, North Plainfield, NJ (US);
Ronald N DeMartino, Wayne, NJ (US);
Arthur M Goldstein, Plainview, NY (US);
Assignee:
Celanese Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
252316 ; 149 197 ; 149118 ; 252 / ; 252 / ; 536114 ;
Abstract
This invention provides novel highly acidic gels of polygalactomannan allyl ether gum and sulfur dioxide. The gels exhibit dimensional stability, and are useful for oil well acidizing and borehole plugging, and for the preparation of explosive slurries.