TREATMENT OF LIQUIDS WITH BALLASTED FLOCCULATION

Details for Australian Patent Application No. 2002256164 (hide)

Owner PARKSON CORPORATION

Inventors STREAT, Philip

Pub. Number AU-A-2002256164

PCT Pub. Number WO2002/088029

Priority 09/845,905 30.04.01 US

Filing date 4 April 2002

Wipo publication date 11 November 2002

International Classifications

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

Event Publications

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002256164

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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