Industrial electric heating furnaces – Arc furnace device – Furnace body detail
Patent
1991-10-11
1993-09-21
Reynolds, Bruce A.
Industrial electric heating furnaces
Arc furnace device
Furnace body detail
373 78, 432262, 432156, 266207, F27B 1404, F27B 1412
Patent
active
052475387
ABSTRACT:
Apparatus for melting preferably highly reactive metals, such as titanium for example, in a vacuum melting furnace, for example a vacuum arc furnace for the remelting of metals, with one or more melting positions, a melting crucible (5, 28) being provided at each melting position, these crucibles being closed vacuum-tight after the end of the melting operation and then separated from the melting furnace, the furnace being provided with a single manipulator and by this manipulator each single crucible (5, 28) can be closed vacuum-tight by means of a separate crucible closure plate (13, 37).
REFERENCES:
patent: 3665084 (1972-05-01), Samietz et al.
patent: 3912848 (1975-10-01), Randa
patent: 4117253 (1978-09-01), Wooding
patent: 4137422 (1979-01-01), Barbashin et al.
patent: 4216347 (1980-08-01), Holtermann et al.
patent: 4365944 (1982-12-01), Pajonk et al.
patent: 4389191 (1983-06-01), Lowe
patent: 4834346 (1989-05-01), Heyer et al.
LH prospectus 35--120.02 of Feb. 3, 1990, Fig. "Vacuum Arc Skull Melter Model L 500 SM", Part No. 12.
Jeffery John A.
Leybold Aktiengesellschaft
Reynolds Bruce A.
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