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. 12, 2004
Filed:
Jun. 23, 2000
Applicant:
Inventor:
Ronald E. Brown, Bartlesville, OK (US);
Assignee:
ConocoPhillips Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G 2/106 ; C10G 2/112 ;
U.S. Cl.
CPC ...
C10G 2/106 ; C10G 2/112 ;
Abstract
A process for separating olefins from sulfur-containing hydrocarbons contained in a hydrocarbon feedstock is disclosed and includes contacting the hydrocarbon feedstock with N-hydroxyethyl pyrollidone in a contacting zone, removing at least one olefin overhead from the contacting zone, and removing at least a portion of the sulfur-containing hydrocarbons off the bottom of the contacting zone along with the N-hydroxyethyl pyrollidone.