Gerhard Stahler

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Frankfurt am Main, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacture of 2-chloroethane-phosphonic acid
- Patent number 4,018,819
- Issue date Apr 19, 1977
- Hoechst Aktiengesellschaft
- Karl Rehn
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mono- and dithiophosphonic acid esters and their use as pesticides
- Patent number 4,002,743
- Issue date Jan 11, 1977
- Hoechst Aktiengesellschaft
- Gerhard Stahler
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of phosphonic acid dihalides
- Patent number 3,972,923
- Issue date Aug 3, 1976
- Hoechst Aktiengesellschaft
- Manfred Finke
- C07 - ORGANIC CHEMISTRY