Ralph Hofmann

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Buchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Use of roll compacted pyrogenically produced silicon dioxide in pha...
- Patent number 8,377,994
- Issue date Feb 19, 2013
- Evonik Degussa GmeH
- Ann Gray
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
USE OF ROLL COMPACTED PYROGENICALLY PRODUCED SILICON DIOXIDE IN PHA...
- Publication number 20090312439
- Publication date Dec 17, 2009
- Ralph Hofmann
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
USE OF ROLL COMPACTED PYROGENICALLY PRODUCED SILICON DIOXIDE IN PHA...
- Publication number 20090306224
- Publication date Dec 10, 2009
- DEGUSSA GmbH
- Ann Gray
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE