Removable hatch for blast furnace iron through hood

Details Removable hatch for blast furnace iron through hood Removable hatch for blast furnace iron through hood

1983-06-20

1984-07-17

Rutledge, L. Dewayne

Metallurgical apparatus

With means treating or handling gases exhausted by treating...

Hood

266196, 266231, C21B 712

Patent

active

044601654

ABSTRACT:
Apparatus for controlling emissions from the cast house of a blast furnace system includes hood means covering the iron trough from the blast furnace, the hood means having a hatchway formed therein adjacent to the blast furnace discharge notch and closed by a vertically-removable hatch cover which is raised and lowered by cables which extend upwardly over sheaves carried by a yoke assembly mounted on the bustle pipe immediately above the iron trough and then to a remote winch. Means are provided on the yoke assembly for latching the latch cover in its raised position.

REFERENCES:
patent: 4262885 (1981-04-01), LaBate
patent: 4300753 (1981-11-01), LaBate
patent: 4354668 (1982-10-01), Ernst
patent: 4357003 (1982-11-01), Vajda

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