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:
Nov. 27, 1990
Filed:
May. 25, 1988
Applicant:
Inventors:
David A Pappal, Haddonfield, NJ (US);
Paul H Schipper, Wilmington, DE (US);
Assignee:
Mobil Oil Corp., Fairfax, VA (US);
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208113 ; 208150 ; 208159 ; 208164 ; 502 43 ;
Abstract
A method and apparatus are disclosed to reduce the amount of coke and unstripped hydrocarbon flowing to the regenerator in an FCC unit. The catalyst stripper section is heated by indirect heat exchange with hot regenerator flue gas.
Pappal, David. (1990). Method of fcc spent catalyst stripping for improved efficiency and (U.S. Patent No. 4973398). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4973398
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile