| 发明名称 |
VERFAHREN UND VORRICHTUNG ZUM KUEHLEN VON SPALTGAS. |
| 摘要 |
Cracked gas in an ethylene plant is cooled indirectly, first by evaporating water and, in a second stage, by steam, where it is brought to the final temp., and the water and steam are fed separately through their cooling stages.
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| 申请公布号 |
DE3773152(D1) |
申请公布日期 |
1991.10.24 |
| 申请号 |
DE19873773152 |
申请日期 |
1987.08.29 |
| 申请人 |
DEUTSCHE BABCOCK-BORSIG AG, 1000 BERLIN, DE |
发明人 |
KEHRER, WOLFGANG, W-1000 BERLIN 41, DE |
| 分类号 |
C07C11/04;(IPC1-7):C07C11/04 |
主分类号 |
C07C11/04 |
| 代理机构 |
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代理人 |
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| 地址 |
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