Ludwig von Bogdandy

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Patents Grantslast 30 patents

Information Patent Grant
Convertor for continuously melting scrap with tapping means
- Patent number 4,993,689
- Issue date Feb 19, 1991
- Voest-Alpine Stahl Donawitz Gesellschaft m.b.H.
- Ludwig von Bogdandy
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for continuously melting of steel
- Patent number 4,957,547
- Issue date Sep 18, 1990
- Voest-Alpine Stahl Donawitz Gesellschaft m.b.H.
- Ludwig von Bogdandy
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for melting scrap iron, sponge iron and/or solid pig iron
- Patent number 4,925,489
- Issue date May 15, 1990
- Voest-Alpine Stahl Donawitz Gesellschaft m.b.H.
- Ludwig von Bogdandy
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for continuously melting scrap
- Patent number 4,895,594
- Issue date Jan 23, 1990
- Voest-Alpine Stahl Donawitz Gesellschaft m.b.H.
- Ludwig von Bogdandy
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for gaining electric energy in addition to producing molten...
- Patent number 4,861,369
- Issue date Aug 29, 1989
- Korf Engineering GmbH
- Ludwig von Bogdandy
- C21 - METALLURGY OF IRON