发明名称 |
SULFATE REMOVAL FROM AQUEOUS WASTE STREAMS WITH RECYCLE |
摘要 |
<p>This invention provides for sulfate removal from a water source by a reverse osmosis (RO) or nanofiltration (NF) process where the concentrate stream is treated to precipitate and remove reject sulfate and recycle the discharged concentrate water and any backwash water used to clean a filter used to prepare feed water for the RO or NF process.</p> |
申请公布号 |
CA2827145(A1) |
申请公布日期 |
2012.08.16 |
申请号 |
CA20122827145 |
申请日期 |
2012.02.08 |
申请人 |
SIEMENS PTE. LTD. |
发明人 |
SATHRUGNAN, KARTHIKEYAN;REYES, LEW ANDREW |
分类号 |
C02F9/02;C02F1/44;C02F1/52;C02F1/66;C02F9/04;C02F11/12 |
主分类号 |
C02F9/02 |
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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