| 发明名称 |
Foam prevention during the regeneration of waste sulfuric acid with aromatic nitro compounds |
| 摘要 |
The foam formation arising when aqueous waste sulfuric acid is concentrated can be suppressed by adding aromatic nitro compounds such as nitrobenzene to the acid.
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| 申请公布号 |
US4150103(A) |
申请公布日期 |
1979.04.17 |
| 申请号 |
US19770853312 |
申请日期 |
1977.11.21 |
| 申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
BODENBENNER, KURT;VON PLESSEN, HELMOLD |
| 分类号 |
C01B17/88;(IPC1-7):C01B17/90;C01B17/82;B01D19/04 |
主分类号 |
C01B17/88 |
| 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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