Helga Weis

Follow

Person

Frankfurt am Main, DE

People

Patents Grantslast 30 patents

Information Patent Grant
High-T.sub.c superconductor or precursor material for the oxide-pow...
- Patent number 6,043,198
- Issue date Mar 28, 2000
- Hoechst Aktiengesellschaft
- Marc Neubacher
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
(Bi,Pb)SrCaCuO precursor material for the oxide powder in tube meth...
- Patent number 5,670,434
- Issue date Sep 23, 1997
- Hoechst Aktiengesellschaft
- Marc Neubacher
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for preparing a high-TC superconductor as a precursor mater...
- Patent number 5,541,154
- Issue date Jul 30, 1996
- Hoechst Aktiengesellschaft
- Marc Neubacher
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES