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:
May. 26, 1987
Filed:
Mar. 17, 1986
Applicant:
Inventors:
Paul H Lewis, Groves, TX (US);
Eugene P Dai, Port Arthur, TX (US);
Edward H Holst, Nederland, TX (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
502304 ; 502 64 ; 502 65 ; 502302 ; 502303 ; 502317 ; 502344 ; 208120 ;
Abstract
A catalyst composition for catalytic cracking contains a catalytic cracking catalyst and 1-10 weight %, of the total, of additive containing a porous refractory support bearing 0.5-10 weight % of at least one of bismuth, chromium or a rare earth metal and 0.4-10 weight % of an alkali metal.