Gerhard Kalchgruber

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Burghausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing silicon dioxide
- Patent number 6,322,765
- Issue date Nov 27, 2001
- Wacker-Chemie GmbH
- Ernst Mühlhofer
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation of organopolysiloxane polymers
- Patent number 4,113,760
- Issue date Sep 12, 1978
- Wacker-Chemie GmbH
- Volker Frey
- C07 - ORGANIC CHEMISTRY