Teeming pipe for use at the outlet of a melt container

Details Teeming pipe for use at the outlet of a melt container Teeming pipe for use at the outlet of a melt container

1980-03-14

1981-09-22

Rutledge, L. Dewayne

Metallurgical apparatus

Means for melting or vaporizing metal or treating liquefied...

With means to discharge molten material

138114, 164437, 222594, 222606, 285302, C21C 542

Patent

active

042905893

ABSTRACT:
A refractory teeming pipe for use at the outlet of a melt container includes a refractory inner pipe member adapted to be connected to the outlet of a melt container, and a refractory outer pipe member telescopically slidably mounted about the inner pipe member for axial movement relative thereto between an upper retracted position and a lower extended position. The inner and outer pipe members include respective outer metal jackets. An upper refractory seal is supported by the outer pipe member and grips against the inner pipe member.

REFERENCES:
patent: 1278894 (1918-09-01), Falk
patent: 2051323 (1936-08-01), Widmaier
patent: 3465811 (1969-09-01), Castelet
patent: 3941160 (1976-03-01), Campbell
patent: 4140483 (1979-02-01), Errington
patent: 4228826 (1980-10-01), Campell

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