Helmut Grass

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Bad Friedrichshall, DE

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Patents Applicationslast 30 patents

Information Patent Application
Preparation of hydrogen fluoride from fluorspar or calcium fluoride...
- Publication number 20110206598
- Publication date Aug 25, 2011
- Solvay Fluor GmbH
- Helmut Grass
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Preparation of hydrogen fluoride from calcium fluoride and sulfuric...
- Publication number 20100143236
- Publication date Jun 10, 2010
- Solvay Fluor GmbH
- Helmut Grass
- C01 - INORGANIC CHEMISTRY