Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – By means introducing treating material
Patent
1978-02-24
1979-04-10
Dost, Gerald A.
Metallurgical apparatus
Means for melting or vaporizing metal or treating liquefied...
By means introducing treating material
C21C 700
Patent
active
041484681
ABSTRACT:
A lance for the flushing gas treatment of non-ferrous molten metals consists of a steel tube for connection with the flushing gas with a lance head made of gas permeable sintered metal welded onto the steel tube.
REFERENCES:
patent: 2839292 (1958-06-01), Bellamy
patent: 3033550 (1962-05-01), Harders
patent: 3045997 (1962-07-01), Hudson
patent: 3503597 (1970-03-01), Kessler et al.
patent: 3565412 (1971-02-01), Moniot
Dost Gerald A.
Messer Griesheim GmbH
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