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Radmila Wollrab
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Pasadena, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Processes for producing anhydrous ethanol compositions
Patent number
9,447,005
Issue date
Sep 20, 2016
Celanese International Corporation
Trinity Horton Hale
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing ethanol using hydrogenation catalysts
Patent number
9,381,500
Issue date
Jul 5, 2016
Celanese International Corporation
Zhenhua Zhou
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Processes for maximizing ethanol formation in the hydrogenation of...
Patent number
9,328,044
Issue date
May 3, 2016
Celanese International Corporation
Trinity Horton Hale
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrogenation catalysts with cobalt-modified supports
Patent number
9,308,523
Issue date
Apr 12, 2016
Celanese International Corporation
Zhenhua Zhou
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing ethanol by hydrogenation with carbon monoxide...
Patent number
9,150,475
Issue date
Oct 6, 2015
Celanese International Corporation
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process to recover alcohol from an ethyl acetate residue stream
Patent number
9,150,478
Issue date
Oct 6, 2015
Celanese International Corporation
David Lee
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing ethanol using an extractive distillation column
Patent number
9,102,581
Issue date
Aug 11, 2015
Celanese International Corporation
R. Jay Warner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for heat integration for ethanol production and purificatio...
Patent number
9,073,814
Issue date
Jul 7, 2015
Celanese International Corporation
Nathan Kirk Powell
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for recovering ethanol
Patent number
9,051,238
Issue date
Jun 9, 2015
Celanese International Corporation
Lincoln Sarager
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalysts for making ethanol from acetic acid
Patent number
9,040,443
Issue date
May 26, 2015
Celanese International Corporation
Victor J. Johnston
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phasing reactor product from hydrogenating acetic acid into ethyl a...
Patent number
9,029,614
Issue date
May 12, 2015
Celanese International Corporation
Emily Duff
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for making ethanol from acetic acid using acidic catalysts
Patent number
9,024,087
Issue date
May 5, 2015
Celanese International Corporation
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for vapor phase hydrogenation
Patent number
8,993,815
Issue date
Mar 31, 2015
Celanese International Corporation
Heiko Weiner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrogenation catalysts with cobalt-modified supports
Patent number
8,975,200
Issue date
Mar 10, 2015
Celanese International Corporation
Zhenhua Zhou
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for recovering ethanol with sidedraws to regulate C3+ alcoh...
Patent number
8,957,263
Issue date
Feb 17, 2015
Celanese International Corporation
Lincoln Sarager
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Multifunctional hydrogenation catalysts
Patent number
8,937,203
Issue date
Jan 20, 2015
Celanese International Corporation
Zhenhua Zhou
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Multiple vapor feeds for hydrogenation process to produce alcohol
Patent number
8,927,790
Issue date
Jan 6, 2015
Celanese International Corporation
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing ethanol by hydrogenating mixed feeds comprisi...
Patent number
8,907,143
Issue date
Dec 9, 2014
Celanese International Corporation
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for promoting catalyst activity for ethyl acetate conversion
Patent number
8,907,142
Issue date
Dec 9, 2014
Celanese International Corporation
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrogenation catalysts
Patent number
8,865,609
Issue date
Oct 21, 2014
Celanese International Corporation
Zhenhua Zhou
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Esterifying an ethanol and acetic acid mixture to produce an ester...
Patent number
8,853,470
Issue date
Oct 7, 2014
Celanese International Corporation
Victor J. Johnston
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Combined column for separating products of different hydrogenation...
Patent number
8,853,469
Issue date
Oct 7, 2014
Celanese International Corporation
Victor J. Johnston
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrogenation reaction conditions for producing ethanol
Patent number
8,772,553
Issue date
Jul 8, 2014
Celanese International Corporation
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for vapor phase hydrogenation
Patent number
8,754,270
Issue date
Jun 17, 2014
Celanese International Corporation
Heiko Weiner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Separation process having an alcohol sidestream
Patent number
8,748,674
Issue date
Jun 10, 2014
Celanese International Corporation
David Lee
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ethanol compositions
Patent number
8,747,493
Issue date
Jun 10, 2014
Celanese International Corporation
Trinity Horton Hale
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for recovering ethanol
Patent number
8,704,015
Issue date
Apr 22, 2014
Celanese International Corporation
Lincoln Sarager
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for purifying ethanol
Patent number
8,704,014
Issue date
Apr 22, 2014
Celansese International Corporation
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for utilizing a water stream in a hydrolysis reaction to fo...
Patent number
8,653,308
Issue date
Feb 18, 2014
Celanese International Corporation
Trinity Horton Hale
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalysts comprising secondary noble metals and process for produci...
Patent number
8,637,715
Issue date
Jan 28, 2014
Celanese International Corporation
Zhenhua Zhou
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Hydrogenation Catalysts with Cobalt-Modified Supports
Publication number
20150165419
Publication date
Jun 18, 2015
CELANESE INTERNATIONAL CORPORATION
Zhenhua Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process for Producing Ethanol by Hydrogenation with Carbon Monoxide...
Publication number
20150133700
Publication date
May 14, 2015
Celanese Internatinal Corporation
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process To Recover Alcohol From An Ethyl Acetate Residue Stream
Publication number
20150099904
Publication date
Apr 9, 2015
CELANESE INTERNATIONAL CORPORATION
David Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Recovering Ethanol with Sidestreams to Regulate C3+ Alcohols Concen...
Publication number
20150031924
Publication date
Jan 29, 2015
CELANESE INTERNATIONAL CORPORATION
Trinity Hale
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CHEMISORPTION OF ETHYL ACETATE DURING HYDROGENATION OF ACETIC ACID...
Publication number
20150024927
Publication date
Jan 22, 2015
CELANESE INTERNATIONAL CORPORATION
Zhenhua Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process for Producing Ethanol Using Hydrogenation Catalysts
Publication number
20150025281
Publication date
Jan 22, 2015
CELANESE INTERNATIONAL CORPORATION
Zhenhua Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Group VIII Metal Hydrogenolysis Catalysts Having Low Selectivity to...
Publication number
20140163263
Publication date
Jun 12, 2014
CELANESE INTERNATIONAL CORPORATION
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Combined Column for Separating Products of Different Hydrogenation...
Publication number
20140142351
Publication date
May 22, 2014
CELANESE INTERNATIONAL CORPORATION
Victor J. Johnston
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for Recovering Ethanol
Publication number
20140128641
Publication date
May 8, 2014
CELANESE INTERNATIONAL CORPORATION
Lincoln Sarager
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for Vapor Phase Hydrogenation
Publication number
20140128642
Publication date
May 8, 2014
CELANESE INTERNATIONAL CORPORATION
Heiko Weiner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hydrogenation Reaction Conditions To Produce Ethanol and Reduce Eth...
Publication number
20140121421
Publication date
May 1, 2014
CELANESE INTERNATIONAL CORPORATION
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Hydrogenation Reaction Conditions For Producing Ethanol
Publication number
20140121422
Publication date
May 1, 2014
CELANESE INTERNATIONAL CORPORATION
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for Recovering Ethanol with Sidedraws to Regulate C3+ Alcoh...
Publication number
20140094629
Publication date
Apr 3, 2014
CELANESE INTERNATIONAL CORPORATION
Lincoln Sarager
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for Heat Integration for Ethanol Production and Purificatio...
Publication number
20140058139
Publication date
Feb 27, 2014
CELANESE INTERNATIONAL CORPORATION
Nathan Kirk Powell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Silica Enhanced Support for Hydrogenation Catalysts and Processes f...
Publication number
20140051894
Publication date
Feb 20, 2014
CELANESE INTERNATIONAL CORPORATION
Heiko Weiner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Processes for Maximizing Ethanol Formation In the Hydrogenation of...
Publication number
20140046100
Publication date
Feb 13, 2014
CELANESE INTERNATIONAL CORPORATION
Trinity Horton Hale
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for Making Ethanol from Acetic Acid Using Acidic Catalysts
Publication number
20130345478
Publication date
Dec 26, 2013
CELANESE INTERNATIONAL CORPORATION
Radmila Wollrab
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Processes for Producing Anhydrous Ethanol Compositions
Publication number
20130331619
Publication date
Dec 12, 2013
CELANESE INTERNATIONAL CORPORATION
Trinity Horton Hale
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CATALYSTS FOR MAKING ETHANOL FROM ACETIC ACID
Publication number
20130296164
Publication date
Nov 7, 2013
Victor J. Johnston
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Separation Process Having An Alcohol Sidestream
Publication number
20130245331
Publication date
Sep 19, 2013
CELANESE INTERNATIONAL CORPORATION
David Lee
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Processes for Making Ethanol From Acetic Acid
Publication number
20130231510
Publication date
Sep 5, 2013
CELANESE INTERNATIONAL CORPORATION
Victor J. Johnston
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR UTILIZING A WATER STREAM IN A HYDROLYSIS REACTION TO FO...
Publication number
20130224102
Publication date
Aug 29, 2013
CELANESE INTERNATIONAL CORPORATION
Trinity Horton Hale
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Ethanol Compositions
Publication number
20130199084
Publication date
Aug 8, 2013
CELANESE INTERNATIONAL CORPORATION
Trinity Horton Hale
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Multifunctional Hydrogenation Catalysts
Publication number
20130178668
Publication date
Jul 11, 2013
CELANESE INTERNATIONAL CORPORATION
Zhenhua Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Processes for Making Catalysts
Publication number
20130178667
Publication date
Jul 11, 2013
CELANESE INTERNATIONAL CORPORATION
Zhenhua Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hydrogenation Catalysts
Publication number
20130178664
Publication date
Jul 11, 2013
CELANESE INTERNATIONAL CORPORATION
Zhenhua Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COBALT-CONTAINING HYDROGENATION CATALYSTS AND PROCESSES FOR MAKING...
Publication number
20130178663
Publication date
Jul 11, 2013
CELANESE INTERNATIONAL CORPORATION
Zhenhua Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hydrogenation Catalysts with Cobalt-Modified Supports
Publication number
20130178661
Publication date
Jul 11, 2013
CELANESE INTERNATIONAL CORPORATION
Zhenhua Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process for Promoting Catalyst Activity for Ethyl Acetate Conversion
Publication number
20130172632
Publication date
Jul 4, 2013
CELANESE INTERNATIONAL CORPORATION
Radmila Wollrab
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Catalysts Having Promoter Metals and Process for Producing Ethanol
Publication number
20130165701
Publication date
Jun 27, 2013
CELANESE INTERNATIONAL CORPORATION
Zhenhua Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL