Inventor

SCHWAIGHOFER HELMUT

AT3 patents

Patents

3 patents

US4697274ASep 29, 1987

Electric melting furnace arrangement as well as a method of influencing the composition of a mineral melt for producing wool

VOEST ALPINE AG19 citations68

US4617672AOct 14, 1986

Electric furnace arrangement

VOEST ALPINE AG8 citations68

US4678168AJul 7, 1987

Tilting channel arrangement for guiding a molten material

VOEST ALPINE AG2 citations57