| 发明名称 |
METHOD FOR TREATING ALKALINE WASTEWATER |
| 摘要 |
The invention provides a method for the treatment of alkaline wastewater comprising sodium ions and organic impurities, the method comprising the steps of a) contacting part of the wastewater with a cation exchange resin to obtain an acidic wastewater portion, b) mixing the acidic wastewater portion and the remaining wastewater portion in the presence of a neutralizing solution to obtain an effluent having a pH of 5 to 9, preferably 6 to 8, more preferably 6.5 to 7.5, more preferably 6.8 to 7.2 and c) reducing the amount of the organic impurities from the effluent. |
| 申请公布号 |
US2015203372(A1) |
申请公布日期 |
2015.07.23 |
| 申请号 |
US201314423640 |
申请日期 |
2013.07.23 |
| 申请人 |
Saudi Basic Industries Corporation |
发明人 |
Bashir Mubarik Ali;Rafi Mohammed Ghouse |
| 分类号 |
C02F1/42 |
主分类号 |
C02F1/42 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for the treatment of alkaline wastewater comprising sodium ions and organic impurities, comprising:
a) contacting part of the wastewater with a cation exchange resin to obtain an acidic wastewater portion; b) mixing the acidic wastewater portion and the remaining wastewater portion in the presence of a neutralizing solution to obtain an effluent having a pH of 5 to 9; and c) reducing the amount of the organic impurities from the effluent. |
| 地址 |
Riyadh SA |
