Heinz Harnisch

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Lovenich, DT

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Patents Grantslast 30 patents

Information Patent Grant
Production of alkali metal phosphate solutions of low vanadium content
- Patent number 4,053,562
- Issue date Oct 11, 1977
- Hoechst Aktiengesellschaft
- Heinz Harnisch
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of phosphorus nitrides
- Patent number 4,044,104
- Issue date Aug 23, 1977
- Hoechst Aktiengesellschaft
- Joseph Cremer
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of flameproof fibers of regenerated cellulose
- Patent number 3,974,251
- Issue date Aug 10, 1976
- Hoechst Aktiengesellschaft
- Joseph Cremer
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING