Method for treating raw water containing hardly decomposable substance

Details for Australian Patent Application No. 2005206407 (hide)

Owner Idemitsu Kosan Co., Ltd. Daican Membrane-Systems Ltd.

Inventors Miyazaki, Yasumitsu; Muramoto, Takahisa; Kameda, Shigeru; Morimitsu, Kozo; Ogoshi, Shingo; Nishii, Masahiro; Yoshioka, Yoshiyuki; Machida, Masashi

Agent Spruson & Ferguson

Pub. Number AU-A-2005206407

PCT Pub. Number WO2005/070833

Priority 2005-007274 14.01.05 JP; 2004-013848 22.01.04 JP

Filing date 20 January 2005

Wipo publication date 4 August 2005

International Classifications

C02F 1/44 (2006.01) Treatment of water, waste water, or sewage - by dialysis, osmosis or reverse osmosis

B01D 61/02 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Reverse osmosis

B01D 61/14 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Ultrafiltration

B01D 61/16 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Feed pretreatment

C02F 1/28 (2006.01) Treatment of water, waste water, or sewage - by sorption

C02F 1/52 (2006.01) Treatment of water, waste water, or sewage - by flocculation or precipitation of suspended impurities

C02F 1/72 (2006.01) Treatment of water, waste water, or sewage - by oxidation

Event Publications

27 July 2006 PCT application entered the National Phase

  PCT publication WO2005/070833 Priority application(s): WO2005/070833

12 August 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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