METHOD AND APPARATUS FOR TREATING DRAIN WATER FROM STEP OF WASHING FLY ASH WITH WATER

Details for Australian Patent Application No. 2003264549 (hide)

Owner TAIHEIYO CEMENT CORPORATION

Inventors SAITO, Shinichiro; NAKAMURA, Tomomichi; TAMURA, Noritoshi

Pub. Number AU-A-2003264549

PCT Number PCT/JP03/12095

PCT Pub. Number WO2005/028379

Filing date 22 September 2003

Wipo publication date 11 April 2005

International Classifications

C02F 001/52 Treatment of water, waste water, or sewage - by flocculation or precipitation of suspended impurities

C02F 001/66 Treatment of water, waste water, or sewage - by neutralisation

C02F 001/44 Treatment of water, waste water, or sewage - by dialysis, osmosis or reverse osmosis

B01D 021/01 Separation of suspended solid particles from liquids by sedimentation - using flocculating agents

B01D 021/02 Separation of suspended solid particles from liquids by sedimentation - Settling tanks

B09B 003/00 Destroying solid waste or transforming solid waste into something useful or harmless

Event Publications

11 December 2003 Complete Application Filed

26 May 2005 Application Open to Public Inspection

  Published as AU-A-2003264549

8 June 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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