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. 24, 1976
Filed:
Mar. 21, 1975
Applicant:
Inventors:
Derry D Sparlin, Ponca City, OK (US);
Harry A Wahl, Ponca City, OK (US);
Assignee:
Continental Oil Company, Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ;
U.S. Cl.
CPC ...
166295 ; 1663 / ;
Abstract
A method for reducing the production of water from oil wells by injecting into the oil wells a viscous oil containing from about 0.01 to about 10 weight percent of a coupling agent in an amount sufficient to saturate the subterranean formations penetrated by the wellbore radially for distance up to about 100 feet.