发明名称 |
Process of fractionating gas feeds and apparatus for carrying out the said process |
摘要 |
The present invention relates to a process and an apparatus for cryogenic fractionation of gas feeds, the apparatus comprising essentially a contact purifying-refrigerating column associated with a fractionating column, an exchange system, a plurality of ducts with valves connecting the above three elements and two closed end independent refrigerating circuits integrated to the exchange system.
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申请公布号 |
US4689063(A) |
申请公布日期 |
1987.08.25 |
申请号 |
US19860836140 |
申请日期 |
1986.03.04 |
申请人 |
COMPAGNIE FRANCAISE D'ETUDES ET DE CONSTRUCTION "TECHNIP" |
发明人 |
PARADOWSKI, HENRI;PARFAIT, HERVE;CASTEL, JOELLE;VASSEUR, ALAIN |
分类号 |
C07C7/09;F25J3/02;(IPC1-7):F25J3/02 |
主分类号 |
C07C7/09 |
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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