发明名称 |
METHOD FOR CLEANING FILTRATION MEMBRANE |
摘要 |
A method of cleaning a filtration membrane includes an alkaline treatment process for supplying an alkaline agent (24) to seawater (11) for a predetermined period of time and filtering the seawater (11), to which the alkaline agent (24) is supplied, through a reverse osmosis membrane (15) during a filtration treatment operation, and a neutralization treatment process for supplying an acid agent (26) to the seawater (11) for a predetermined period of time and filtering the seawater (11), to which the acid agent (26) is supplied, through the reverse osmosis membrane (15) after the alkaline treatment process. |
申请公布号 |
EP2508249(A4) |
申请公布日期 |
2014.07.30 |
申请号 |
EP20100834479 |
申请日期 |
2010.11.16 |
申请人 |
MITSUBISHI HEAVY INDUSTRIES, LTD. |
发明人 |
KAKIGAMI, HIDEMASA;ITO, YOSHIAKI;TAKEUCHI, KAZUHISA;MATSUI, KATSUNORI;IWAHASHI, HIDEO |
分类号 |
B01D65/02;B01D61/02;B01D61/04;C02F1/44 |
主分类号 |
B01D65/02 |
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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