Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1973-06-28
1976-01-13
Baldwin, Robert D.
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
425237, B30B 1116
Patent
active
039321690
ABSTRACT:
Inert gas is used to effect a seal between external oxygen-containing atmospheric gas and internal explosive or combustion-prone dust containing gases in a briquette making machine. The sealing system requires no mechanical contact and permits viewing of the moving briquette roll.
REFERENCES:
patent: 2785621 (1957-03-01), Heller
patent: 3038400 (1962-06-01), Ruff
patent: 3193377 (1965-07-01), Guseman et al.
patent: 3295952 (1967-01-01), Johnson
patent: 3572422 (1971-03-01), Lyman
patent: 3706138 (1972-12-01), Schuierer
Baldwin Robert D.
Krayer William L.
United States Steel Corporation
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