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:
Sep. 03, 1985
Filed:
Nov. 17, 1983
Applicant:
Inventor:
Clifford P Ronden, Edmonton, CA;
Assignee:
Husky Oil Operations Ltd., Alberta, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
208188 ; 210708 ; 210724 ; 210727 ; 210728 ;
Abstract
Removal of particulate solids and water from petroleum crudes to bring the BS&W content of the crude within pipeline specifications is accomplished with the aid of a demulsifier comprising an anionic surfactant soluble in oil, a nonionic surfactant insoluble in water and dispersible in oil, and a cationic surfactant soluble in water, the anionic surfactant being in a major proportion, the nonionic and cationic surfactant being in lesser proportions.