发明名称 |
PROCESS FOR SEPARATING METHANE AND NITROGEN |
摘要 |
A process for the separation of methane and nitrogen in a cryogenic distillation column driven by a closed loop recirculating fluid heat pump wherein additional column refrigeration is generated by rejecting process heat into a product stream thereby reducing the need for expansion of process streams and enabling recovery of product at relatively high pressure. |
申请公布号 |
DE3664375(D1) |
申请公布日期 |
1989.08.17 |
申请号 |
DE19863664375 |
申请日期 |
1986.05.29 |
申请人 |
UNION CARBIDE CORPORATION |
发明人 |
PAHADE, RAVINDRA FULCHAND;SAUNDERS, JOHN BERNARD;MALONEY, JAMES JOSEPH |
分类号 |
F25J3/02;(IPC1-7):F25J3/02;C07C7/04;C07C9/04 |
主分类号 |
F25J3/02 |
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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