发明名称 |
Treatment of aqueous aldehyde waste streams |
摘要 |
This invention relates to an improved process for the treatment of aqueous waste stream containing aldehydes and/or ketones, in particular, alpha, beta-ethylenically unsaturated aldehydes and ketones, which can be rendered non-toxic to biological treatment systems by contacting the waste stream with organic polyamines and/or inorganic ammonium compounds at essentially ambient conditions.
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申请公布号 |
US6277289(B1) |
申请公布日期 |
2001.08.21 |
申请号 |
US19990346418 |
申请日期 |
1999.07.01 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
KURIAN JOSEPH VARAPADAVIL;LIANG YUAN FENG |
分类号 |
C02F1/58;C02F1/54;C02F1/56;C08G63/88;(IPC1-7):C02F1/68 |
主分类号 |
C02F1/58 |
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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