Burchard Schulze-Frenking

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Dorsten, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the preparation of ammonium nitrate
- Patent number 4,699,773
- Issue date Oct 13, 1987
- Ruhrchemie Aktiengesellschaft
- Klaus Ulrichs
- C01 - INORGANIC CHEMISTRY