Friedhelm Bramsiepe

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Pocking, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing spherical metal-oxide powder particles
- Patent number 5,994,252
- Issue date Nov 30, 1999
- RW silicium GmbH
- Reinhard Feige
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Spherical metal-oxide powder particles and process for their manufa...
- Patent number 5,856,254
- Issue date Jan 5, 1999
- VAW silizium GmbH
- Reinhard Feige
- C01 - INORGANIC CHEMISTRY