Wolfgang Becker

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Erftstadt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of ammonium polyphosphate
- Patent number 5,277,887
- Issue date Jan 11, 1994
- Hoechst Aktiengesellschaft
- Thomas Staffel
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing ammonium polyphosphate
- Patent number 5,165,904
- Issue date Nov 24, 1992
- Hoechst Aktiengesellschaft
- Thomas Staffel
- C01 - INORGANIC CHEMISTRY