Hugo Werner

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Hurth-Hermulheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for making phosphorus pentoxide and optionally phosphoric a...
- Patent number 4,603,039
- Issue date Jul 29, 1986
- Hoechst Aktiengesellschaft
- Bernhard Kuxdorf
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process and apparatus for making phosphorus pentoxide with utilizat...
- Patent number 4,525,329
- Issue date Jun 25, 1985
- Hoechst Aktiengesellschaft
- Bernhard Kuxdorf
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Apparatus for the production of phosphoric acid
- Patent number 4,252,770
- Issue date Feb 24, 1981
- Hoechst Aktiengesellschaft
- Ursus Thummler
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Self-cleaning bucket wheel lock
- Patent number 4,176,765
- Issue date Dec 4, 1979
- Hoechst Aktiengesellschaft
- Ursus Thummler
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL