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:
Jul. 22, 1986
Filed:
Aug. 09, 1984
Applicant:
Inventor:
Lillian A Rankel, Princeton, NJ (US);
Assignee:
Mobil Oil Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208253 ; 208190 ; 208226 ; 208230 ;
Abstract
Hydrocarbon oils, particularly petroleum residua, are demetallized by contacting the oil first with an aqueous solution of a hypochlorite such as sodium hypochlorite or calcium hypochlorite and subsequently subjecting at least the oil fraction thereof to a solvent deasphalting step.