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:
Dec. 25, 1990
Filed:
Dec. 15, 1989
Applicant:
Inventors:
Bayram Kalpakci, Sagamore Hills, OH (US);
Tevhide G Arf, Sagamore Hills, OH (US);
Assignee:
The Standard Oil Company, Cleveland, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166273 ; 166274 ; 166275 ; 252-8554 ;
Abstract
A method is disclosed for recovering oil from a subterranean formation comprising injecting an aqueous composition into said formation and displacing said oil toward one or more production wells, said aqueous composition comprising: (A) from about 0.05% to about 1.2% by weight of at least one compound represented by the formula
Kalpakci, Bayram. (1990). Method of enhanced oil recovery using low tension viscous waterflood (U.S. Patent No. 4979564). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4979564
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile