发明名称 LADLE FOR THE PREPARATION OF METAL PROVIDED WITH A REFRACTORY BOTTOM LINING AND METHOD FOR PRODUCING SAID REFRACTORY BOTTOM LINING
摘要 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.
申请公布号 ZA9009214(B) 申请公布日期 1992.06.24
申请号 ZA19900009214 申请日期 1990.11.16
申请人 SOLLAC 发明人 MICHEL BEUROTTE;PIERRE DE LAFARGE
分类号 B22D41/02;B22D41/08 主分类号 B22D41/02
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