发明名称 |
REMOVAL OF CYANOGEN HALOGENID AND PHOSGENE FROM EXHAUST GAS |
摘要 |
<p>1. A process for removing cyanogen halides and/or phosgene from waste gases by washing with aqueous solutions of bases, wherein the waste gas containing the cyanogen halide and/or phosgene is brought into intimate contact with a wash liquid which contains as active component an amine of the formula NR3 in which one of the radicals R represents an alkanol group having 2 or 3 carbon atoms and the remaining R groups are alkyl having 1 to 4 carbon atoms.</p> |
申请公布号 |
JPS6336819(A) |
申请公布日期 |
1988.02.17 |
申请号 |
JP19870183812 |
申请日期 |
1987.07.24 |
申请人 |
HOECHST AG |
发明人 |
RIHIARUTO BIKAA;MANFUREETO SHIYUROOTO;HANSU MIRITSUAA |
分类号 |
B01D53/14;B01D53/54;B01D53/68;B01D53/70;B01D53/77 |
主分类号 |
B01D53/14 |
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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