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:
Sep. 30, 1986
Filed:
Jun. 21, 1985
Applicant:
Inventors:
Paul W Walters, Ashland, KY (US);
H Anthony Raiche, Russell, KY (US);
Ronald L Harness, Huntington, WV (US);
Genaro M Quodala, Huntington, WV (US);
Assignee:
Ashland Oil, Inc., Ashland, KY (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; C10G / ; F27B / ;
U.S. Cl.
CPC ...
502 41 ; 208164 ; 422144 ; 502 42 ;
Abstract
In a process apparatus for the regeneration of fluid cracking catalyst, the catalyst is cooled in an exchanger mounted to the lower side of the regenerator and cool catalyst is returned to the regenerator by means of gas lift.