Wolfgang Weiss

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Cologne, DT

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Patents Grantslast 30 patents

Information Patent Grant
Recovery of hydrofluoric acid from aqueous fluosilicic acid
- Patent number 3,971,845
- Issue date Jul 27, 1976
- Bayer Aktiengesellschaft
- Wolf Becker
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of metal fluorides from fluosilicic acid
- Patent number 3,956,147
- Issue date May 11, 1976
- Bayer Aktiengesellschaft
- Wolf Becker
- C01 - INORGANIC CHEMISTRY