Title:
METHOD AND APPARATUS FOR PRODUCING PURE WATER
Document Type and Number:
Japanese Patent JP2007098270
Kind Code:
A
Abstract:
To drastically improve a utilization rate (a recovery rate) of water by treating the waste water to be generated from a system for producing pure water by an easy method to reuse the treated water as raw water for producing pure water.
The method and the apparatus for producing pure water is characterized in that waste backwashing water to be generated when a filter (3) in the system for producing pure water is backwashed is treated in a precipitation tank (10) and the water treated in the precipitation tank (10) is reused as raw water for producing pure water.
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Inventors:
MATSUURA TERUHIDE
SUGAWARA HIROSHI
SUGAWARA HIROSHI
Application Number:
JP2005291167A
Publication Date:
April 19, 2007
Filing Date:
October 04, 2005
Export Citation:
Assignee:
ORGANO KK
International Classes:
C02F1/52; B01D24/00; B01D29/66; B01D65/02; B01J49/00; C02F1/42; C02F1/44
Domestic Patent References:
| JP2002320979A | 2002-11-05 | |||
| JPH05285478A | 1993-11-02 | |||
| JPH0966296A | 1997-03-11 | |||
| JPH0760280A | 1995-03-07 | |||
| JPH0384074U | ||||
| JPH04210288A | 1992-07-31 |
Attorney, Agent or Firm:
Toshimitsu Ban