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发明名称
COMPOSITIONS REFRACTAIRES A BASE D'ALUMINE
摘要
申请公布号
BE746284(A1)
申请公布日期
1970.07.31
申请号
BED746284
申请日期
1970.02.20
申请人
E.I. DU PONT DE NEMOURS AND CY., WILMINGTON, DELAWARE (E.U.A.),
发明人
H.E. BERGNA.
分类号
B23B27/14;C04B35/117;C04B35/71;C22C32/00;H01B1/00;(IPC1-7):C04B/
主分类号
B23B27/14
代理机构
代理人
主权项
地址
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