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:
Aug. 23, 1988
Filed:
Apr. 30, 1986
Applicant:
Inventors:
Clyde L Aldridge, Baton Rouge, LA (US);
William E Lewis, Baton Rouge, LA (US);
Roby Bearden, Jr, Baton Rouge, LA (US);
Francis X Mayer, Baton Rouge, LA (US);
Assignee:
Exxon Research and Engineering Company, Florham Park, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208 59 ; 208 49 ; 208 78 ; 208 80 ; 208108 ; 208112 ; 208155 ;
Abstract
A slurry catalytic hydroconversion process comprising at least two hydroconversion zones is provided in which the heavy hydrocarbonaceous fresh oil feed is added to more than one hydroconversion zone. Additional portions of catalysts or catalyst precursors are also added to the first hydroconversion zone and to additional hydroconversion zones.