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. 23, 1991
Filed:
Feb. 21, 1989
Applicant:
Inventors:
Amos A Avidan, Yardley, PA (US);
Sergei Yurchak, Media, PA (US);
Assignee:
Mobil Oil Corporation, New York, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
422141 ; 422142 ; 422144 ; 422234 ; 208 71 ; 585330 ;
Abstract
A catalytic reactor system for cracking heavy oil in a FCC vertical reactor with lift gas. Olefinic light cracking gas separated from the FCC effluent is upgraded in a catalytic reactor to increase gasoline production. Byproduct light paraffinic gas from the second reactor is recycled to the FCC reactor as lift gas.