Method and apparatus for slag-free teeming of metal melt...

Details Method and apparatus for slag-free teeming of metal melt... Method and apparatus for slag-free teeming of metal melt...

C - Chemistry, Metallurgy

21

C

C21C 5/46 (2006.01) B22D 43/00 (2006.01) C21C 5/42 (2006.01)

Patent

CA 2341067

A method of slag-free teeming of metal melt includes arranging outside of the metal vessel and closely adjacent to the discharge edge of the vessel discharge opening, of a jetting lance an inclination of which relative to a bath surface in the vessel and spacing from the discharge edge is changeable and injecting, through the discharge opening of the melt vessel, immediately before start of the teeming process and during the teeming process, a fluid jet having a high kinetic pulse energy substantially parallel to the bath surface for forcing a slag melt, which is located in a discharge region of the vessel and covers the metal melt, back.

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