发明名称 |
Method for improved distillation of ammonia from weak ammonia liquor |
摘要 |
Fouling of an ammonia still, used for removal of ammonia from weak ammonia liquor derived from a coal coking operation, is alleviated by pre-precipitating insoluble calcium salts from the ammonia liquor by treatment of the liquor with lime prior to introduction into a single-leg still.
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申请公布号 |
US4108735(A) |
申请公布日期 |
1978.08.22 |
申请号 |
US19760695685 |
申请日期 |
1976.06.14 |
申请人 |
BETHLEHEM STEEL CORPORATION |
发明人 |
BURCAW, JR, KENNETH R.;KWASNOSKI, DANIEL;RUDZKI, EUGENE M. |
分类号 |
C01C1/10;(IPC1-7):B01D3/38 |
主分类号 |
C01C1/10 |
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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