KG Deutsche Gasrusswerke GmbH & Co.

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Dortmund, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing furnace carbon black
- Patent number 4,970,059
- Issue date Nov 13, 1990
- KG Deutsche Gasrusswerke GmbH & Co.
- Gurhard Schaefer
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Reactor for producing furnace carbon black
- Patent number 4,904,454
- Issue date Feb 27, 1990
- KG Deutsche Gasrusswerke GmbH & Co.
- Gerhard Schaefer
- C01 - INORGANIC CHEMISTRY

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