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发明名称
Sieve tray for contacting vapour and liquid
摘要
申请公布号
GB2081599(A)
申请公布日期
1982.02.24
申请号
GB19800025810
申请日期
1980.08.07
申请人
EXXON RESEARCH & ENGINEERING CO
发明人
分类号
B01D3/22;(IPC1-7):B01D3/22;B01D53/18
主分类号
B01D3/22
代理机构
代理人
主权项
地址
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