Molten metal conduit

Details Molten metal conduit Molten metal conduit

1986-07-11

1988-01-05

Rolla, Joseph J.

Dispensing

Processes of dispensing

Molten metal

222591, 222600, 164337, 266236, 138123, B22D 3900, F16L 1102

Patent

active

047170522

ABSTRACT:
A value for controlling the flow of molten metal which includes a tubular conduit through which the metal flows and apparatus for applying a force against the exterior of the conduit to vary the size of the cross-sectional area of the opening through the conduit and thereby control the volume of metal flowing through the conduit.

REFERENCES:
patent: 3618925 (1971-11-01), Girolami
patent: 3659644 (1972-05-01), De Bie
patent: 4208373 (1980-06-01), Matovich
patent: 4270595 (1981-06-01), Coward
patent: 4401243 (1983-08-01), Diederich et al.
patent: 4450872 (1984-05-01), Orcutt
patent: 4582094 (1986-04-01), Stausebach
patent: 4589466 (1986-05-01), Chandley et al.
patent: 4623130 (1986-11-01), Bruckner et al.

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