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:
Jun. 21, 1988
Filed:
Apr. 16, 1986
Applicant:
Inventors:
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208113 ; 208150 ; 208164 ; 422144 ;
Abstract
In a fluid catalytic cracking unit where oil and steam are mixed with regenerated catalyst the individual and combined improvements: (1) extending the oil-steam line into the riser reactor at least to a point where the axis of the riser is intersected by an imaginery extension of the inside diameter of the catalyst standpipe and (2) installation of a plurality of purge gas points beneath the regenerator slide valve in the catalyst standpipe.