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经营范围
发明名称
HEAT INSULATING CONSTRUCTION EG A LADLE COVER
摘要
A heat-insulating construction comprising a sealed empty chamber in which the external lower surface consists of a reflective surface, and a refractory fiber layer connecting to the lower side of said chamber.
申请公布号
GB2062826(A)
申请公布日期
1981.05.28
申请号
GB19800004537
申请日期
1980.02.11
申请人
AIKOH CO LTD
发明人
分类号
B22D7/10;B22D11/10;B22D27/06;B22D41/00;F27D1/00
主分类号
B22D7/10
代理机构
代理人
主权项
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