Welker-Nieuwoudt; Cathrin Alexandra

Patent Applications and Registrations

Patent applications and USPTO patent grants for Welker-Nieuwoudt; Cathrin Alexandra.The latest application filed is for "process for preparing a multielement oxide comprising bismuth and tungsten by coprecipitation".

Company Profile

0.8.8

Welker-Nieuwoudt; Cathrin Alexandra - Birkenheide DE
Welker-Nieuwoudt; Cathrin Alexandra - Vanderbijlpark N/A ZA

*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
Oxidation catalyst with saddle-shaped support body Grant 9,925,526 - Hammon , et al. March 27, 2	2018-03-27
Mechanically stable hollow cylindrical shaped catalyst bodies for gas phase oxidation of an alkene to an unsaturated aldehyde and/or an unsaturated carboxylic acid Grant 9,700,876 - Macht , et al. July 11, 2	2017-07-11
Method for the preparation of a hydrocarbon synthesis catalyst material and the use thereof in a hydrocarbon synthesis process Grant 9,592,494 - Botha , et al. March 14, 2	2017-03-14
Process For Preparing A Multielement Oxide Comprising Bismuth And Tungsten By Coprecipitation App 20160346768 - Wrobel; Stefan ; et al.	2016-12-01
Catalyst for preparation of an unsaturated carboxylic acid by gas phase oxidation of an unsaturated aldehyde Grant 9,238,217 - Welker-Nieuwoudt , et al. January 19, 2	2016-01-19
Process for heterogeneously catalyzed gas phase partial oxidation of (meth)acrolein to (meth)acrylic acid Grant 9,181,169 - Welker-Nieuwoudt , et al. November 10, 2	2015-11-10
Process for preparing an unsaturated aldehyde and/or an unsaturated carboxylic acid Grant 9,169,188 - Macht , et al. October 27, 2	2015-10-27
Oxidation Catalyst With Saddle-shaped Support Body App 20150246343 - HAMMON; Ulrich ; et al.	2015-09-03
Process for producing a catalytically active composition being a mixture of a multielement oxide comprising the elements Mo and V and at least one oxide of molybdenum Grant 9,061,988 - Welker-Nieuwoudt , et al. June 23, 2	2015-06-23
Process For Preparing An Unsaturated Aldehyde And/or An Unsaturated Carboxylic Acid App 20150133687 - MACHT; Josef ; et al.	2015-05-14
Mechanically Stable Hollow Cylindrical Shaped Catalyst Bodies For Gas Phase Oxidation Of An Alkene To An Unsaturated Aldehyde And/or An Unsaturated Carboxylic Acid App 20150133686 - Macht; Josef ; et al.	2015-05-14
Catalyst For Preparation Of An Unsaturated Carboxylic Acid By Gas Phase Oxidation Of An Unsaturated Aldehyde App 20150080605 - WELKER-NIEUWOUDT; Cathrin Alexandra ; et al.	2015-03-19
Process For Producing A Catalytically Active Composition Being A Mixture Of A Multielement Oxide Comprising The Elements Mo And V And At Least One Oxide Of Molybdenum App 20140221683 - Welker-Nieuwoudt; Cathrin Alexandra ; et al.	2014-08-07
Process For Heterogeneously Catalyzed Gas Phase Partial Oxidation Of (meth)acrolein To (meth)acrylic Acid App 20140018572 - WELKER-NIEUWOUDT; Cathrin Alexandra ; et al.	2014-01-16
Method For The Preparation Of A Hydrocarbon Synthesis Catalyst Material And The Use Thereof In A Hydrocarbon Synthesis Process App 20120083540 - Botha; Jan Mattheus ; et al.	2012-04-05

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