Duhon; David J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Duhon; David J..The latest application filed is for "controlling tar by quenching cracked effluent from a liquid fed gas cracker".

Company Profile

0.6.7

Duhon; David J. - Kingwood TX
Duhon; David J - Kingwood TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Controlling tar by quenching cracked effluent from a liquid fed gas cracker Grant 8,025,774 - McCoy , et al. September 27, 2	2011-09-27
System for extending the range of hydrocarbon feeds in gas crackers Grant 8,025,773 - McCoy , et al. September 27, 2	2011-09-27
Process and apparatus for recovering olefins Grant 7,714,180 - Duhon , et al. May 11, 2	2010-05-11
Controlling Tar By Quenching Cracked Effluent From A Liquid Fed Gas Cracker App 20090280042 - McCoy; James N. ; et al.	2009-11-12
System and Method for Extending the Range of Hydrocarbon Feeds in Gas Crackers App 20090238735 - McCoy; James N. ; et al.	2009-09-24
Controlling tar by quenching cracked effluent from a liquid fed gas cracker Grant 7,582,201 - McCoy , et al. September 1, 2	2009-09-01
System and method for extending the range of hydrocarbon feeds in gas crackers Grant 7,560,019 - McCoy , et al. July 14, 2	2009-07-14
Controlling tar by quenching cracked effluent from a liquid fed gas cracker App 20080128323 - McCoy; James N. ; et al.	2008-06-05
System and method for extending the range of hydrocarbon feeds in gas crackers App 20080128326 - McCoy; James N. ; et al.	2008-06-05
Process and apparatus for recovering olefins App 20070284286 - Duhon; David J. ; et al.	2007-12-13
Process and apparatus for recovering olefins Grant 7,273,542 - Duhon , et al. September 25, 2	2007-09-25
Recovery of ethylene and propylene from a methanol to olefin reaction system App 20050033104 - van Egmond, Cor F. ; et al.	2005-02-10
Process and apparatus for recovering olefins App 20040211703 - Duhon, David J. ; et al.	2004-10-28

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