Distillation: apparatus – Apparatus – Elements
Patent
1974-12-02
1976-09-14
Bell, Jr., Houston S.
Distillation: apparatus
Apparatus
Elements
202263, 141 93, B65B 318
Patent
active
039800083
ABSTRACT:
A ladle canopy for venting gases during pouring of the molten contents of a furnace into a ladle which includes a frame, a plurality of individual curtain walls depending from the frame and arranged to be received over the ladle, a duct connected to the frame for receiving the gases in the canopy, the duct being releasably connected to a stationary duct system which communicates with a source of reduced pressure, the entire canopy and the associated duct being arranged for pivotal movement with respect to the ladle so that the entire canopy assembly can be swung into and out of ladle covering position.
REFERENCES:
patent: 1200331 (1916-10-01), Filkins
patent: 2260441 (1941-10-01), Day et al.
patent: 2855194 (1958-10-01), Konig
patent: 3096704 (1963-07-01), Russell
patent: 3380371 (1968-04-01), Scheel
patent: 3533611 (1970-10-01), Boyer et al.
patent: 3818817 (1974-06-01), Nederman
Ernst Kenneth L.
Martin Robert W.
Bell, Jr. Houston S.
Northwestern Steel and Wire Company
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