Pouring of metals

Details Pouring of metals Pouring of metals

1974-11-18

1977-01-18

Dost, Gerald A.

Metallurgical apparatus

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

By means introducing treating material

266236, 222600, 222603, F16K 5100

Patent

active

040035611

ABSTRACT:
A sliding gate valve assembly adapted for use in the pouring of metals comprises a sliding gate member arranged for sliding movement to open and close an orifice of the assembly through which orifice metal is arranged to flow; the sliding gate member comprises a refractory body in which is provided a nozzle aligned with the orifice in an open position of the gate member and offset from the orifice in a closed position of the gate member; the nozzle has a side wall portion of permeable refractory material; and gas, e.g. an inert gas or oxygen is supplied to the nozzle, through the permeable side wall portion.

REFERENCES:
patent: 1763248 (1930-06-01), Moore
patent: 3253307 (1966-05-01), Griffiths et al.
patent: 3459346 (1969-08-01), Tinnes
patent: 3511261 (1970-05-01), Bick et al.
patent: 3615086 (1971-10-01), Jepson et al.
patent: 3731912 (1973-05-01), Kutzer
patent: 3743139 (1973-07-01), Lyman
patent: 3744781 (1973-07-01), Gabler
patent: 3773226 (1973-11-01), Kutzer
patent: 3809146 (1974-05-01), Andrzajak
patent: 3825241 (1974-07-01), Shapland
patent: 3838798 (1974-10-01), Voss

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