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. 09, 1990
Filed:
Jun. 02, 1989
Applicant:
Inventors:
Nai Y Chen, Titusville, NJ (US);
Thomas F Degnan, Yardley, PA (US);
Assignee:
Mobil Oil Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
502 67 ;
Abstract
A process for the catalytic cracking of a hydrocarbon oil is provided which comprises contacting the oil under cracking conditions with a large pore, alkali metal crystalline silicate zeolite cracking catalyst which is essentially free of shape selective combustion catalyst in the presence of a cracking-promoting amount of oxygen. A cracking catalyst of alkali metal zeolite and shape selective cracking catalyst is also disclosed.