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发明名称
摘要
申请公布号
FR2479021(B1)
申请公布日期
1984.05.18
申请号
FR19800007210
申请日期
1980.03.31
申请人
ELF AQUITAINE STE NALE
发明人
分类号
B01D1/28;B01D3/06;B01D3/38;B01D53/14;(IPC1-7):01J20/34;01D53/14
主分类号
B01D1/28
代理机构
代理人
主权项
地址
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