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:
Oct. 06, 1981
Filed:
Apr. 16, 1979
Applicant:
Inventors:
Eugene A Elphingstone, Duncan, OK (US);
Homer C McLaughlin, Duncan, OK (US);
Charles W Smith, Duncan, OK (US);
Assignee:
Halliburton Company, Duncan, OK (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
252317 ; 166288 ; 166293 ; 405266 ; 405267 ; 405270 ;
Abstract
Energy level or temperature activated aqueous silicate compositions which gel into impermeable masses at preselected temperatures and processes of selectively forming such gels are provided using as temperature responsive gel activators certain halogenated hydrocarbons with solubilizing groups of hydrogen, carbinol, sulfonyl, aldehyde, ester and carboxyl radicals, the acid equivalents of such radicals or combinations of such radicals and acid equivalents.