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. 27, 1986
Filed:
Dec. 14, 1984
Applicant:
Inventors:
Stephen M Kovach, Ashland, KY (US);
Charles B Miller, Ashland, KY (US);
Assignee:
Ashland Oil, Inc., Ashland, KY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208 74 ; 208 72 ; 208 99 ; 208155 ; 208164 ; 2082 / ;
Abstract
A three stage catalytic cracking process capable of converting high molecular weight hydrocarbons containing catalyst poisons into products of lower molecular weight by cascading catalyst from a fluid catalytic cracking unit to a reduced crude conversion unit to a metals removal unit is disclosed. Efficiencies in conversion operations are made possible.