Duvenhage; Dawid J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Duvenhage; Dawid J..The latest application filed is for "catalyst for low temperature slurry bed fischer-tropsch synthesis".

Company Profile

0.18.16

Duvenhage; Dawid J. - Evergreen CO
Duvenhage; Dawid J. - Bryan 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
Promoted, attrition resistant, silica supported precipitated iron catalyst Grant 10,086,366 - Duvenhage , et al. October 2, 2	2018-10-02
Catalyst For Low Temperature Slurry Bed Fischer-tropsch Synthesis App 20170209852 - Duvenhage; Dawid J. ; et al.	2017-07-27
Catalyst for low temperature slurry bed Fischer-Tropsch synthesis Grant 9,669,390 - Duvenhage , et al. June 6, 2	2017-06-06
Protected Fischer-Tropsch catalyst and method of providing same to a Fischer-Tropsch process Grant 9,649,610 - Wright , et al. May 16, 2	2017-05-16
Promoted, Attrition Resistant, Silica Supported Precipitated Iron Catalyst App 20170100708 - Duvenhage; Dawid J. ; et al.	2017-04-13
Promoted, attrition resistant, silica supported precipitated iron catalyst Grant 9,550,172 - Duvenhage , et al. January 24, 2	2017-01-24
Protected Fischer-Tropsch catalyst and method of providing same to a Fischer-Tropsch process Grant 9,522,372 - Wright , et al. December 20, 2	2016-12-20
Catalyst For Low Temperature Slurry Bed Fischer-tropsch Synthesis App 20160001267 - Duvenhage; Dawid J. ; et al.	2016-01-07
Promoted, Attrition Resistant, Silica Supported Precipitated Iron Catalyst App 20150251167 - DUVENHAGE; Dawid J. ; et al.	2015-09-10
Promoted, attrition resistant, silica supported precipitated iron catalyst Grant 9,018,128 - Duvenhage , et al. April 28, 2	2015-04-28
Slurry bed Fischer-Tropsch catalysts with silica/alumina structural promoters Grant 8,946,108 - Duvenhage , et al. February 3, 2	2015-02-03
Stable ferrous-ferric nitrate solutions for fischer-tropsch catalyst preparation Grant 8,946,114 - Nikrad , et al. February 3, 2	2015-02-03
Protected Fischer-tropsch Catalyst And Method Of Providing Same To A Fischer-tropsch Process App 20150023842 - WRIGHT; Harold A. ; et al.	2015-01-22
Slurry Bed Fischer-tropsch Catalysts With Silica/alumina Structural Promoters App 20140274666 - DUVENHAGE; Dawid J. ; et al.	2014-09-18
Slurry bed fischer-tropsch catalysts with silica/alumina structural promoters Grant 8,791,041 - Duvenhage , et al. July 29, 2	2014-07-29
Protected Fischer-tropsch Catalyst And Method Of Providing Same To A Fischer-tropsch Process App 20130296448 - Wright; Harold A. ; et al.	2013-11-07
Protected fischer-tropsch catalyst and method of providing same to a fischer-tropsch process Grant 8,530,366 - Wright , et al. September 10, 2	2013-09-10
Precipitated iron catalyst for hydrogenation of carbon monoxide Grant 8,138,115 - Demirel , et al. March 20, 2	2012-03-20
Protected Fischer-tropsch Catalyst And Method Of Providing Same To A Fischer-tropsch Process App 20110313061 - Wright; Harold A. ; et al.	2011-12-22
Precipitated iron catalyst for hydrogenation of carbon monoxide Grant 7,968,611 - Demirel , et al. June 28, 2	2011-06-28
Precipitated iron catalyst for hydrogenation of carbon monoxide Grant 7,879,756 - Demirel , et al. February 1, 2	2011-02-01
Slurry Bed Fischer-tropsch Catalysts With Silica/alumina Structural Promoters App 20100311570 - Duvenhage; Dawid J. ; et al.	2010-12-09
Precipitated Iron Catalyst For Hydrogenation Of Carbon Monoxide App 20100152307 - Demirel; Belma ; et al.	2010-06-17
Precipitated Iron Catalyst For Hydrogenation Of Carbon Monoxide App 20100152036 - Demirel; Belma ; et al.	2010-06-17
Stable Ferrous-ferric Nitrate Solutions For Fischer-tropsch Catalyst Preparation App 20090298681 - Nikrad; Pandurang V. ; et al.	2009-12-03
Strengthening Iron Fischer-tropsch Catalyst By Co-feeding Iron Nitrate And Precipitating Agent Or Separately Precipitating From Ferrous Nitrate And Ferric Nitrate Solutions App 20090298678 - DEMIREL; Belma ; et al.	2009-12-03
Promoted, Attrition Resistant, Silica Supported Precipitated Iron Catalyst App 20090075814 - Duvenhage; Dawid J. ; et al.	2009-03-19
Precipitated Iron Catalyst For Hydrogenation Of Carbon Monoxide App 20090069451 - Demirel; Belma ; et al.	2009-03-12
Resource recovery of waste organic chemicals by thermal catalytic conversion Grant 6,683,227 - Platz , et al. January 27, 2	2004-01-27
Resource recovery of waste organic chemicals by thermal catalytic conversion App 20030009068 - Platz, Gerald M. ; et al.	2003-01-09

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