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:
Aug. 31, 1976
Filed:
Apr. 17, 1975
Applicant:
Inventors:
Thomas C Readal, McCandless Township, PA (US);
Joel D McKinney, Indiana, PA (US);
Robert A Titmus, Pittsburgh, PA (US);
Assignee:
Gulf Research & Development Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ; C01B / ;
U.S. Cl.
CPC ...
208120 ; 208 / ; 208113 ; 208119 ; 2082 / ; 2524 / ; 252415 ; 252454 ; 252464 ; 252471 ;
Abstract
A method of negating the effects of metals poisoning on a cracking catalyst which comprises contacting the catalyst containing metal contaminants with a bismuth or manganese compound.