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. 06, 1999
Filed:
May. 23, 1997
Applicant:
Inventor:
Richard L Hood, Edmond, OK (US);
Assignee:
Ormat Industries Ltd, Yavne, IL;
Primary Examiner:
Int. Cl.
CPC ...
C10C / ;
U.S. Cl.
CPC ...
208309 ; 208 86 ; 208 87 ; 208 96 ; 196 1452 ;
Abstract
A fractioning solvent deasphalting plant applies a solvent whose critical temperature is T.sub.c to a hydrocarbon feed containing asphaltenes and atmospheric distillate having fractions that boil above about T.sub.c -50.degree. F. such that said feed is separated into a substantially solvent-free product stream of atmospheric distillate, a substantially solvent-free product stream containing deasphalted oil substantially free of said atmospheric distillate, and a substantially solvent-free product stream containing asphaltenes substantially free of said atmospheric distillate.