Tuyere stock and compensator joint therefore

Details Tuyere stock and compensator joint therefore Tuyere stock and compensator joint therefore

1975-09-05

1977-05-17

Dost, Gerald A.

Metallurgical apparatus

Means for treating ores or for extracting metals

By means applying heat to work, e.g., furnace

266285, 285 47, 285226, C21B 716

Patent

active

040237826

ABSTRACT:
A hermetic expansion joint for use between conduits lined with refractory material and a tuyere stock for blast furnaces utilizing a plurality of such expansion joints. The expansion joints include a bellows coaxial with and connected to the exterior of the conduits to be coupled and, located within the bellows, a shielding tube and a protective layer of compressible refractory material. The compressible refractory layer is positioned within the shielding tube and bridges the joint between the conduits.

REFERENCES:
patent: 3490794 (1970-01-01), Swanson
patent: 3662696 (1972-05-01), Mahr et al.
patent: 3766868 (1973-10-01), Mahr
patent: 3820829 (1974-06-01), Hasselbacher et al.
patent: 3901539 (1975-08-01), Ijzerman

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