Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – By providing – treating or protecting environment – e.g. – vacuum
Patent
1976-08-30
1978-04-18
Husar, Francis S.
Metallurgical apparatus
Means for melting or vaporizing metal or treating liquefied...
By providing, treating or protecting environment, e.g., vacuum
164259, 164415, 164437, 266217, B22D 1110, B22D 3504
Patent
active
040847993
ABSTRACT:
A shrouding apparatus protects a molten metal stream from atmospheric contamination by establishing a protective atmosphere around the molten metal stream. The apparatus is held tightly against the vessel from which the stream is poured. The apparatus includes means for elevating and lowering the shroud, means for aligning the shroud with the pouring stream, and means for introducing a protective atmosphere to the interior of the shroud.
REFERENCES:
patent: 3439735 (1969-04-01), Holmes
patent: 3616843 (1971-11-01), Newhall et al.
patent: 3841385 (1974-10-01), Burk
patent: 3908734 (1975-09-01), Pollard
patent: 3963224 (1976-06-01), Pollard
Coward Michael D.
Dobinski William J.
Hinson, Jr. Rocose M.
Dougherty Ralph H.
Georgetown Steel Corporation
Hampilos Gus T.
Husar Francis S.
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