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:
Jan. 19, 1982
Filed:
Jun. 02, 1980
Applicant:
Inventor:
David B Bartholic, Watchung, NJ (US);
Assignee:
Engelhard Minerals & Chemicals Corporation, Edison, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ; C10G / ;
U.S. Cl.
CPC ...
208 73 ; 208 50 ; 208 55 ; 208120 ; 2082 / ; 422144 ; 422190 ; 422223 ;
Abstract
Gasoline and a heavier fraction from selective vaporization of crude or residual petroleum stocks are separately supplied to a riser reactor of the FCC type. The crude or resid is contacted at low cracking severity with hot inert solids in a riser. The vaporized product is fractionated to provide a gasoline injected to the bottom of an FCC riser and a bottoms fraction introduced at a higher point in the FCC riser.