Column for supporting, raising and swivelling the roof of an arc

Details Column for supporting, raising and swivelling the roof of an arc Column for supporting, raising and swivelling the roof of an arc

1978-02-17

1979-09-11

Envall, Jr., Roy N.

H05B 710

Patent

active

041676424

ABSTRACT:
A column for supporting, raising and swivelling the roof of an arc furnance, in which the column comprises an iron tube filled at least partly with a solid filter material, preferably concrete, plaster or synthetic resin.

REFERENCES:
patent: 2551941 (1951-05-01), Greene
patent: 3958381 (1976-05-01), Meyer

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