发明名称 Metal treatment ladle with a refractory base coating and process for making such refractory base coating.
摘要 <p>The subject of the invention is a ladle for treating metal, comprising a metal casing (1) which is equipped, on its inner surface, with a refractory wall coating (3) and with a refractory base coating (4) carrying a taphole (5), characterised in that the surface of the refractory base coating (4) in contact with the metal under treatment is a concave surface having, at any point, a slope directed towards the taphole (5). A further subject of the invention is a process for producing such a refractory base coating.</p>
申请公布号 EP0429323(A1) 申请公布日期 1991.05.29
申请号 EP19900403059 申请日期 1990.10.29
申请人 SOLLAC;LAFARGE REFRACTAIRES MONOLITHIQUES 发明人 BEUROTTE,MICHEL;DE LAFARGE,PIERRE
分类号 B22D41/02;B22D41/08 主分类号 B22D41/02
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