C - Chemistry – Metallurgy – 21 – B
Patent
C - Chemistry, Metallurgy
21
B
39/103
C21B 7/14 (2006.01)
Patent
CA 1203980
ABSTRACT OF THE DISCLOSURE A blast furnace trough and liner for transferring molten metal from a blast furnace or the like to a hot metal runner or the like comprises a metal trough with an expendable one-piece prefabricated liner therein, the liner being formed of refractory based materials in several layers of different densities coalesced by physical force. -2-
419166
Frayne & Company Robert
Labate Michael D.
LandOfFree
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