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发明名称
摘要
申请公布号
FR2322346(B1)
申请公布日期
1981.12.24
申请号
FR19760025704
申请日期
1976.08.25
申请人
SHELL INTERNATIONAL RESEARCH MAA
发明人
分类号
F22B1/18;(IPC1-7):28D7/10;22B1/18
主分类号
F22B1/18
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代理人
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