Hans-Dieter Puetz

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Bergheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for covering silicas with wax
- Patent number 6,921,781
- Issue date Jul 26, 2005
- Degussa AG
- Juergen Schubert
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for covering silicas with wax
- Publication number 20020055556
- Publication date May 9, 2002
- Juergen Schubert
- C01 - INORGANIC CHEMISTRY