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:
Apr. 22, 1986
Filed:
Sep. 29, 1982
Applicant:
Inventors:
Brent J Bertus, Bartlesville, OK (US);
H Wayne Mark, Bartlesville, OK (US);
Dwight L McKay, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C10G / ; C10G / ;
U.S. Cl.
CPC ...
502 31 ; 208 / ; 208120 ; 502 20 ; 502 34 ; 502 38 ; 502521 ;
Abstract
A method of restoring activity to a cracking catalyst which has been at least partially deactivated by metals contamination which involves contacting the cracking catalyst with a treating agent comprising a source of aluminum.