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:
Mar. 10, 1981
Filed:
May. 23, 1979
Applicant:
Inventor:
Charles S McCoy, Orinda, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
208 64 ; 208 65 ; 208140 ;
Abstract
A multiple zone catalytic reforming process in which the C.sub.5 + yield or the catalyst run length in all reaction zones downstream of the first is increased by maintaining less than 1 weight percent coke on the catalyst in the first reaction zone by adjusting the frequency of regeneration or replacement.