Guenther Weymans

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Kuerten-Bechen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for purification of anhydrous hydrogen chloride gas
- Patent number 7,555,917
- Issue date Jul 7, 2009
- Bayer MaterialScience LLC
- Bill L. Brady, Jr.
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for purification of anhydrous hydrogen chloride gas
- Patent number 6,719,957
- Issue date Apr 13, 2004
- Bayer Corporation
- Bill L. Brady
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for separating mixtures of materials having different boili...
- Patent number 6,359,177
- Issue date Mar 19, 2002
- Bayer Corporation
- Bill L. Brady
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for purification of anhydrous hydrogen chloride gas
- Publication number 20040163411
- Publication date Aug 26, 2004
- Bill L. Brady
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for purification of anhydrous hydrogen chloride gas
- Publication number 20030196764
- Publication date Oct 23, 2003
- Bill L. Brady
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL