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:
May. 21, 1985
Filed:
Feb. 16, 1984
Applicant:
Inventors:
David P Mann, Bartlesville, OK (US);
Simon G Kukes, Bartlesville, OK (US);
Daniel M Coombs, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
208 87 ; 208 86 ; 2082 / ; 2082 / ; 208252 ; 208309 ; 208 89 ;
Abstract
The process described uses a C.sub.2 -C.sub.10 hydrocarbon solvent and an organophosphorous compound to extract metals from metal containing oils. Preferably, the extraction is performed above the critical conditions of the solvent.