Method for covering a metallurgical vessel with a purifying...

Details Method for covering a metallurgical vessel with a purifying... Method for covering a metallurgical vessel with a purifying...

B - Operations, Transporting

22

D

25/102, 117/162,

B22D 41/02 (2006.01) F27D 1/10 (2006.01) F27D 1/16 (2006.01)

Patent

CA 2030522

-15- ABSTRACT Company known as : DAUSSAN ET COMPAGNIE "Method for covering a metallurgical vessel with a purifying lining, composition relating to said method, and protective lining thus obtained" (Invention by : DAUSSAN Jean-Charles DAUSSAN André DAUSSAN Gérard) There is applied on the internal wall of a metallurgical vessel a composition containing a carbonate of an alkaline-earth metal to which there has been added a certain proportion of refractory material in grains and said lining is heated in order to remove CO2 and in order to obtain an oxide layer of said alkaline-earth metal of porous structure. The proportion of refractory material is sufficient to endow the lining with sufficient resistance to erosion by the molten metal which is poured into the vessel. To be used for obtaining a purifying lining having good erosion resistance.

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