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发明名称
Improvements in or relating to heat-exchange bottoms for column-type apparatus effecting contact between fluids and methods of effecting the contact
摘要
申请公布号
GB687196(A)
申请公布日期
1953.02.11
申请号
GB19480025497
申请日期
1948.09.30
申请人
WALTER KITTEL
发明人
分类号
B01D3/22
主分类号
B01D3/22
代理机构
代理人
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