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:
Apr. 14, 1981
Filed:
Jan. 17, 1980
Applicant:
Inventor:
Jack Newcombe, Tulsa, OK (US);
Assignee:
Cities Service Company, Tulsa, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G / ;
U.S. Cl.
CPC ...
208188 ; 166267 ; 210708 ; 252332 ; 252333 ;
Abstract
An oil-in-water emulsion of crude oil, water and surface active agents is broken by adding additional surface active agents, preferably relatively high equivalent weight petroleum sulfonates, to the emulsion and then subjecting the emulsion to conventional emulsion breaking techniques.