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:
Oct. 20, 1992
Filed:
May. 15, 1990
Applicant:
Inventor:
Edward C Luckenbach, Mountainside, NJ (US);
Assignee:
Exxon Research and Engineering Company, Florham Park, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F27B / ; B01J / ;
U.S. Cl.
CPC ...
422144 ; 422139 ; 422143 ; 422145 ;
Abstract
Disclosed are devices for introducing and uniformly distributing spent catalyst into a regenerator bed of a fluid catalytic cracking unit. Also disclosed are devices for collecting and discharging regenerated catalyst from the regenerator bed. The devices provide more uniform contacting of the spent catalyst particles with regeneration gas and consequently more efficient and complete regeneration.