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. 15, 2001
Filed:
Jan. 29, 1999
Applicant:
Inventors:
Shaun Terrance Einar Mesher, Calgary, CA;
Ralph Birchard Lloyd, Fayetteville, NC (US);
Edward G. Howard, Hockessin, DE (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G 1/702 ; C10G 2/920 ; C10G 1/900 ;
U.S. Cl.
CPC ...
C10G 1/702 ; C10G 2/920 ; C10G 1/900 ;
Abstract
The invention discloses a process for the desulfurization of petroleum products by contacting with acidic organic polymers. Preferably, highly fluorinated and, most preferably, perfluorinated acidic organic polymers are used.