C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
307/22, 53/356
C22B 9/18 (2006.01) C22B 9/187 (2006.01) F27D 17/00 (2006.01) F27D 19/00 (2006.01) H05B 3/60 (2006.01)
Patent
CA 2016194
Attorney Patent Docket No. SM-1488 ABSTRACT OF THE DISCLOSURE A method and apparatus is provided for controlling the atmosphere above the bath of an electroslag remelting furnace, including sealing the atmosphere of the furnace directly above the crucible by employing a shell secured to the crucible and a shroud secured between the shell and the movable furnace ram to encapsulate the atmosphere, and analyzing the oxygen content of the atmosphere and controlling the amount of oxygen therein by introducing an inert gas in the atmosphere.
Andolina Peter S.
Buri Reginald C.
Tommaney Joseph W.
Allegheny Ludlum Corporation
Andolina Peter S.
Buri Reginald C.
Riches Mckenzie & Herbert Llp
Tommaney Joseph W.
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