Method for closing a tap hole of a metallurgical vessel and an a

Details Method for closing a tap hole of a metallurgical vessel and an a Method for closing a tap hole of a metallurgical vessel and an a

1976-12-09

1978-03-21

Lake, Roy

Metallurgical apparatus

Process

Plugging or tapping

164154, 266 90, 266272, C21B 712

Patent

active

040799182

ABSTRACT:
In a method of and apparatus for closing a tap hole of a metallurgical vessel for separating metal and slag compressed gas is introduced into the tap hole after the metal has been poured off, the gas being introduced in a direction contrary to the pouring-off direction of the metal. The gas is introduced in such a manner that air is sucked inwardly along the mouth of the tap hole to aid in the burning-off of deposits around such mouth.

REFERENCES:
patent: 689585 (1901-12-01), Hartman
patent: 3973761 (1976-08-01), Pelletier et al.

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