Horst Seidel

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Frankfurt am Main, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of regenerating ZrF.sub.4 pickling solutions
- Patent number 4,937,054
- Issue date Jun 26, 1990
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process of recovering oil from oil-containing materials
- Patent number 4,419,216
- Issue date Dec 6, 1983
- Metallgesellschaft Aktiengesellschaft
- Norbert Magedanz
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process of recovering oil from oil-containing minerals
- Patent number 4,388,174
- Issue date Jun 14, 1983
- Metallgesellschaft Aktiengesellschaft
- Norbert Magedanz
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...