Title:
廃水の処理方法および装置
Document Type and Number:
Japanese Patent JP2006527067
Kind Code:
A
Abstract:
The present invention relates to a method and apparatus for removing and recovering metal such as copper from various kinds of waste water containing copper. A method for treating waste water includes treating waste water in a copper treatment step ( 10 ) comprising a combination of electrodialysis operation and electrolytic deposition operation to produce treated water ( 107 ) having a lowered copper concentration, and recovering copper from the waste water.
Inventors:
Sota Nakagawa
Akahori Shoji
Makoto Kashiwagi
Keiji Maiko
Akahori Shoji
Makoto Kashiwagi
Keiji Maiko
Application Number:
JP2006507724A
Publication Date:
November 30, 2006
Filing Date:
April 28, 2004
Export Citation:
Assignee:
Ebara Corporation
International Classes:
C02F1/469; C02F1/42; C02F1/461; C02F1/467; C02F1/52; C02F1/58; C02F9/00; C22B3/44; C22B15/00; C25C1/12; C25D21/16; C02F1/56; C02F1/66; C02F1/70; C22B7/00
Domestic Patent References:
| JPS5294650A | 1977-08-09 | |||
| JPS5443134A | 1979-04-05 | |||
| JP2000306873A | 2000-11-02 | |||
| JPH08966A | 1996-01-09 | |||
| JPH0489316A | 1992-03-23 | |||
| JP2002520142A | 2002-07-09 | |||
| JP2002520144A | 2002-07-09 | |||
| JP2003047971A | 2003-02-18 | |||
| JP2000126768A | 2000-05-09 | |||
| JPH1133560A | 1999-02-09 | |||
| JPH11188369A | 1999-07-13 |
Attorney, Agent or Firm:
Isamu Watanabe
Shintaro Hotta
Ryoji Kosugi
Tomohiro Mori
Shintaro Hotta
Ryoji Kosugi
Tomohiro Mori