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. 16, 2002
Filed:
Feb. 13, 2001
Applicant:
Inventors:
John S. Reid, Wooster, US;
Thomas Szymanski, Hudson, both of, OH (US);
Shaun A. Mesher, Calgary, CA;
Assignee:
Saint-Gobain Norpro Corporation, Stow, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G 1/900 ; C10G 2/904 ; C10G 1/700 ;
U.S. Cl.
CPC ...
C10G 1/900 ; C10G 2/904 ; C10G 1/700 ;
Abstract
The invention provides a method of purifying hydrocarbon streams from metallic impurities which comprises passing the stream through media comprising alumina with relatively minor amounts of calcia and magnesia.