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发明名称
Improvements in and relating to liquid-gas contact trays
摘要
申请公布号
GB941783(A)
申请公布日期
1963.11.13
申请号
GB19620000861
申请日期
1962.01.09
申请人
UNION CARBIDE CORPORATION
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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