Metallurgical vessel

Details Metallurgical vessel Metallurgical vessel

1977-03-29

1979-03-13

Hayes, Lorenzo B.

Metallurgical apparatus

Means sealing or opening aperture in vessel

By means plugging aperture

106 3822, 164 33, 260 38, C21B 712

Patent

active

041438671

ABSTRACT:
A metallurgical vessel having a tap hole containing a plug comprised of a hardened composition comprising a granular inorganic oxidic material other than glass powder and 1 to 30 weight percent, based on the weight of said material, of glass powder, especially a composition additionally containing a hardenable thermo- or cold-setting phenolic resin, which composition does not disintegrate at high temperatures and retains compressive strength.

REFERENCES:
patent: 2869191 (1959-01-01), Cooper et al.
patent: 2892227 (1959-06-01), Operhall
patent: 2912729 (1959-11-01), Webb
patent: 2933789 (1960-04-01), Cooper

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