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经营范围
发明名称
Process and apparatus for melting and solidifying refractory materials
摘要
申请公布号
GB1130349(A)
申请公布日期
1968.10.16
申请号
GB19650055109
申请日期
1965.12.29
申请人
L'ELECTRO-REFRACTAIRE
发明人
分类号
C04B35/657;C04B33/32;C30B11/10;C30B13/08
主分类号
C04B35/657
代理机构
代理人
主权项
地址
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