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发明名称
Procédé et dispositif de traitement de l'acier sous vide
摘要
申请公布号
FR1187996(A)
申请公布日期
1959.09.17
申请号
FRD1187996
申请日期
1957.11.16
申请人
INSTITUT DE RECHERCHES DE LA SIDERURGIE
发明人
分类号
C21C5/32;C21C7/10
主分类号
C21C5/32
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代理人
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