Method of forming a carbide layer

Details Method of forming a carbide layer Method of forming a carbide layer

C - Chemistry, Metallurgy

23

C

117/88, 148/36.2

C23C 8/60 (2006.01) C04B 41/50 (2006.01) C04B 41/87 (2006.01) C23C 10/34 (2006.01) C23C 30/00 (2006.01)

Patent

CA 1240243

ABSTRACT OF THE DISCLOSURE A method of forming a layer of the carbide of titanium, vanadium, etc. on the surface of an article con- taining carbon by employing a fluidized bed furnace. The formation of the layer is effected by disposing in the fur- nace a coating agent prepared from a refractory powder, a carbide forming powder composed of at least one carbide forming metal or alloy and a halid powder, and the article, and introducing a fluidizing gas into the furnace under heat to fluids the agent. This method enables the safe and rapid formation of a carbide layer having a uniform thickness and smooth surface.

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