Furnace for directional solidification casting

Details Furnace for directional solidification casting Furnace for directional solidification casting

1978-03-31

1979-12-18

Baldwin, Robert D.

Metal founding

Means to apply vacuum directly to work or to hold or...

Means applying vacuum or suction directly to molten casting...

164 60, 164338R, B22D 2500, B22D 2704

Patent

active

041789865

ABSTRACT:
A directional solidification melting and self-casting apparatus is improved through the provision of a multi-zoned, self-casting furnace including the combination of an induction heated, insitu charge melting upper zone and a resistance heated lower zone.

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patent: 3677332 (1972-07-01), Smiernow
patent: 3712364 (1973-01-01), Daniel et al.
patent: 3770047 (1973-11-01), Kirkpatrick et al.
patent: 3847203 (1974-11-01), Northwood
patent: 3895672 (1975-07-01), King, Jr. et al.
patent: 3897815 (1975-08-01), Smashey

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