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:
Mar. 20, 1984
Filed:
Sep. 20, 1982
Applicant:
Inventors:
Vernon H Schievelbein, Houston, TX (US);
Paul Zabczuk, Dallas, TX (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; B01F / ; E21B / ; E21B / ;
U.S. Cl.
CPC ...
252 / ; 252 / ; 2523635 ; 260503 ; 2605035 ; 2605 / ; 106 1413 ; 166273 ; 166274 ; 166275 ;
Abstract
An aqueous treating solution is disclosed for surfactant flooding operations to increase oil recovery. The treating solution comprises water, one or more surfactants, one or more solubilizers and a sulfonated dicyclopentadiene compound which permits a reduction in the needed quantities of surfactant and solubilizer without loss of surfactant stability and activity or oil recovery efficiency.
Schievelbein, Vernon. (1984). Surfactant flooding solution (U.S. Patent No. 4438002). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4438002
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile