发明名称 |
Process to produce an oxygen-free krypton-xenon concentrate |
摘要 |
A method to concentrate krypton and xenon in a substantially oxygen-free liquid employing a two-section exchange column, the top section of which is refluxed by a substantially rare gas-free liquid.
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申请公布号 |
US4647299(A) |
申请公布日期 |
1987.03.03 |
申请号 |
US19840641220 |
申请日期 |
1984.08.16 |
申请人 |
UNION CARBIDE CORPORATION |
发明人 |
CHEUNG, HARRY |
分类号 |
F25J3/04;(IPC1-7):F25J3/04 |
主分类号 |
F25J3/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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