Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – With means to discharge molten material
Patent
1978-11-17
1980-08-19
Rutledge, L. Dewayne
Metallurgical apparatus
Means for melting or vaporizing metal or treating liquefied...
With means to discharge molten material
164259, 164415, 266287, C21C 542
Patent
active
042180481
ABSTRACT:
A shrouding apparatus, suspended from a bottom pour vessel carries a vertical shroud tube at one end for surrounding a molten metal pouring stream and a counterweight at its other end to force the shroud tube against the bottom of the pouring vessel. The apparatus includes means for introducing a protective atmosphere to the interior of the shroud.
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patent: 3554520 (1971-01-01), Grosko
patent: 3572422 (1971-03-01), Lyman
patent: 3616843 (1971-11-01), Newhall et al.
patent: 3841385 (1974-10-01), Burk
patent: 3908734 (1975-09-01), Pollard
patent: 4084799 (1978-04-01), Coward et al.
patent: 4091861 (1978-05-01), Thalmann et al.
patent: 4102386 (1978-07-01), Hildenbrandt et al.
Bailey Raymond A.
Lasiter Steven M.
Neale Michael J.
Piepenhagen John H. K.
Vanecek Michael J.
Dougherty Ralph H.
Georgetown Texas Steel Corp.
Lewis Michael L.
Rutledge L. Dewayne
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