发明名称 |
METHOD FOR PURIFYING A CRYOGENIC FLUID BY FILTRATION AND ADSORPTION |
摘要 |
<p>Process and apparatus for the purification of a cryogenic fluid in liquid, diphase, gaseous or supercritical state, having boiling point Pe, with at least one of its impurities having a boiling point Pe', with Pe'>Pe. The process includes at least one step selected from the group comprised by: a filtration step of at least one impurity in solid state, and an adsorption step of at least one impurity in liquid or gaseous state; and in which there is recovered at least one portion of the cryogenic fluid at least partially purified.</p> |
申请公布号 |
EP0948458(B1) |
申请公布日期 |
2001.06.13 |
申请号 |
EP19970952100 |
申请日期 |
1997.12.18 |
申请人 |
L'AIR LIQUIDE, SOCIETE ANONYME POUR |
发明人 |
GARY, DANIEL;LARDEAU, RENE;FRAYSSE, PHILIPPE;CASTELLANET, FREDERIC |
分类号 |
B01D15/00;B01D53/04;C01B3/50;C01B23/00;F17C7/00;F17C9/00;F17C13/00;F25J3/08;(IPC1-7):C01B23/00 |
主分类号 |
B01D15/00 |
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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