| 发明名称 |
WASTE WATER TREATMENT BY CHELATION-GELATION |
| 摘要 |
Contaminant components in waste water are complexed with a chelating agent and the complexed component is gelled with a polyurethane prepolymer to provide a gelled mass. |
| 申请公布号 |
DE3169998(D1) |
申请公布日期 |
1985.05.23 |
| 申请号 |
DE19813169998 |
申请日期 |
1981.09.10 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
CLEMENS, LAWRENCE M.;GASPER, ALTON J. |
| 分类号 |
C09K3/00;B01J45/00;C02F1/00;C02F1/42;C02F1/68;C02F11/00;C08G18/10;(IPC1-7):C02F1/56 |
主分类号 |
C09K3/00 |
| 代理机构 |
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代理人 |
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