Doris Peuckert

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Hofheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Zirconium oxide powder, process for its preparation and its use
- Patent number 5,252,316
- Issue date Oct 12, 1993
- Degussa Aktiengesellschaft
- Gangolf Kriechbaum
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Zirconium oxide powder, process for its preparation and use
- Patent number 5,188,991
- Issue date Feb 23, 1993
- Degussa Akteingesellschaft
- Gangolf Kriechbaum
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Zirconium oxide powder
- Patent number 5,011,673
- Issue date Apr 30, 1991
- Degussa Aktiengesellschaft
- Gangolf Kriechbaum
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES