发明名称 |
Dual column high pressure nitrogen process |
摘要 |
A process to efficiently produce large quantities of elevated pressure nitrogen at a high recovery by the cryogenic separation of air employing two separate columns each of which is equipped with a top condenser and wherein the second column processes a feed stream obtained from the first column. |
申请公布号 |
US4439220(A) |
申请公布日期 |
1984.03.27 |
申请号 |
US19820446235 |
申请日期 |
1982.12.02 |
申请人 |
UNION CARBIDE CORPORATION |
发明人 |
OLSZEWSKI, WALTER J.;PAHADE, RAVINDRA F.;ZIEMER, JOHN H. |
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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