发明授权
- 专利标题： Recycling of ion exchange regenerant chemicals
- 专利标题（中）： 离子交换再生化学品的回收
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申请号： US3788960D申请日： 1973-02-16
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公开(公告)号： US3788960A公开(公告)日： 1974-01-29
- 发明人: PATIL A , SINGER J
- 申请人： GRACE W R & CO
- 专利权人： W R Grace and Co
- 当前专利权人： W R Grace and Co
- 优先权： US33341773 1973-02-16
- 主分类号： B01J49/00
- IPC分类号： B01J49/00 ; B01D13/02 ; C01F11/14
摘要：
A METHOD OF RECYCLING ION EXCHANGE REGENERANT CHEMICALS WICH COMPRISES ELECTROLYZING THE REGENERANT CHEMICALS IN A THREE-COMPARTMENT CELL IN A MANNER SUCH THAT THE CALCIUM, MAGNESIUM, AND OTHER IMPURITY METAL IONS ARE PRECIPITATED AND CAN BE REMOVED. THE RESULTING SODIUM CHLORIDE SOLUTION IS THEN RECYCLED INTO THE SYSTEM.
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