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发明名称
摘要
<p>A process in which the cold wall is the outer surface of vertical pipes closed at their lower end and attached to a tube plate at their upper end.</p>
申请公布号
GR3006386(T3)
申请公布日期
1993.06.21
申请号
GR19920402759T
申请日期
1992.11.30
申请人
发明人
分类号
C01F7/56;B01D7/02;B01D9/02;B01J27/10;C01F7/58;C01F7/62
主分类号
C01F7/56
代理机构
代理人
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地址
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