Eilhard Hillrichs

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Budingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process of preparing solutions of alkali peroxide and percarbonate
- Patent number 5,766,443
- Issue date Jun 16, 1998
- Metallgesellschaft Aktiengesellschaft
- Eilhard Hillrichs
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process of preparing alkali peroxide solutions
- Patent number 5,702,585
- Issue date Dec 30, 1997
- Metallgesellschaft Aktiengesellschaft
- Eilhard Hillrichs
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for the electrochemical production of ammonium polysulfide
- Patent number 5,637,206
- Issue date Jun 10, 1997
- Metallgesellschaft Aktiengesellschaft
- Nikola Anastasijevic
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for decreasing the corrosiveness of a sour water
- Patent number 5,431,877
- Issue date Jul 11, 1995
- Metallgesellschaft Aktiengesellschaft
- Volker Brucken
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Membrane for a gas diffusion electrode, process of manufacturing th...
- Patent number 5,308,465
- Issue date May 3, 1994
- Metallgesellschaft Aktiengesellschaft
- Eilhard Hillrichs
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR