Gerd Eifer

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Radevorwald, DT

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Patents Grantslast 30 patents

Information Patent Grant
Tuyere stock and compensator joint therefore
- Patent number 4,023,782
- Issue date May 17, 1977
- S.A. des Anciens Etablissements Paul Wurth
- Gerd Eifer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Compensator connection for tuyere stock
- Patent number 3,997,194
- Issue date Dec 14, 1976
- S.A. des Anciens Etablissements Paul Wurth
- Gerd Eifer
- C21 - METALLURGY OF IRON