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经营范围
发明名称
Removal of I, Rn, Xe and Kr from off gas streams using PTFE membranes
摘要
申请公布号
USH808(H1)
申请公布日期
1990.08.07
申请号
US07/256812
申请日期
1988.10.12
申请人
发明人
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主分类号
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