Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – By means introducing treating material
Patent
1976-05-20
1978-08-29
Dost, Gerald A.
Metallurgical apparatus
Means for melting or vaporizing metal or treating liquefied...
By means introducing treating material
266225, C21C 700
Patent
active
041098986
ABSTRACT:
A method and a device for adding solid, powdered or grained material to melted metal includes the steps of and apparatus for inserting a tubular member below the surface of melted metal, blocking the rise of metal into the tube by means of gas pressure, introducing additive material into the tubular member and rotating the tubular member to sling additive material from the tubular member into the melted metal.
REFERENCES:
patent: 905948 (1908-12-01), Stromborg
Eriksson Raimo
Lautjarvi Jaakko
Dost Gerald A.
Fowler Allan R.
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