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经营范围
发明名称
PROCEDIMIENTO PARA REDUCIR EL CONTENIDO DE AZUFRE DE MATERIALES DE VANADIO-CARBONO UTILIZADOS COMO ADITIVOS PARA EL ACERO
摘要
申请公布号
AR214412(A1)
申请公布日期
1979.06.15
申请号
AR19770268200
申请日期
1977.06.27
申请人
UNION CARBIDE CORP
发明人
分类号
C21C7/064;C01B31/30;C22C35/00;(IPC1-7):C22B1/11
主分类号
C21C7/064
代理机构
代理人
主权项
地址
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