Christian May

Follow

Person

Erfstadt-Liblar, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for converting water sensitive ceramic powders into a free...
- Patent number 5,498,382
- Issue date Mar 12, 1996
- Hoechst Aktiengesellschaft
- Katherina Seitz
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Aluminum nitride powder and a process for the preparation thereof
- Patent number 4,923,691
- Issue date May 8, 1990
- Hoechst Aktiengesellschaft
- Dieter Peters
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for separating metals from aqueous solutions
- Patent number 4,392,962
- Issue date Jul 12, 1983
- Hoechst Aktiengesellschaft
- Klaus Lehr
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Continuous production of phosphine
- Patent number 4,258,022
- Issue date Mar 24, 1981
- Hoechst Aktiengesellschaft
- Georg Elsner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Continuous production of pure phosphine
- Patent number 4,143,121
- Issue date Mar 6, 1979
- Hoechst Aktiengesellschaft
- Jurgen Stenzel
- C01 - INORGANIC CHEMISTRY