Method and device for installing and replacing a gas permeable i

Details Method and device for installing and replacing a gas permeable i Method and device for installing and replacing a gas permeable i

1981-01-30

1982-05-25

Rosenberg, P. D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 60, 266217, 266220, 266265, C21C 548, C21B 716

Patent

active

043314716

ABSTRACT:
A vessel, such as a ladle or converter has a wall having extending therethrough a bore. A tube is fixed in a gas tight manner within the bore. The tube has therethrough a cylindrical passage. At least one gas permeable insert is fitted in a gas tight manner within the passage. The insert may be a pre-shaped insert or may be a mass tamped and packed into the passage. The insert may be replaced by drilling the insert from the passage of the tube and fitting a new insert within the passage. A gas connection is connected to the outer end of the tube to supply gas into the tube and through the insert into the interior of the vessel.

REFERENCES:
patent: 3330645 (1967-07-01), DeMoustier

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