Mud gun

Metallurgical apparatus – Means sealing or opening aperture in vessel – By means plugging aperture

Patent

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Details

C21B 712

Patent

active

042470889

ABSTRACT:
A mud gun for closing a tap hole of a vertical furnace, especially a blast furnace, is provided with a novel mechanism for traversing the gun barrel and pressing the muzzle of the barrel against the tap hole under high pressure.

REFERENCES:
patent: 3516651 (1970-06-01), Honda et al.
patent: 3709477 (1973-01-01), Baumer et al.
patent: 3765663 (1973-10-01), Legille et al.
patent: 3828974 (1974-08-01), Tenner
patent: 3973761 (1976-08-01), Pelletier et al.
patent: 4033565 (1977-07-01), Jeno et al.

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