METHOD AND DEVICE FOR REDUCING PRODUCTION OF WASTEWATER TREATMENT STATION SLUDGE WITH FIXED BIOLOGICAL CULTURES

Details for Australian Patent Application No. 2003279431 (hide)

Owner DEGREMONT

Inventors DELERIS, Stephane; LEBRUN, Thierry

Pub. Number AU-A-2003279431

PCT Number PCT/FR03/02806

PCT Pub. Number WO2004/028979

Priority 02 15384 05.12.02 FR; 02 11860 25.09.02 FR

Filing date 24 September 2003

Wipo publication date 19 April 2004

International Classifications

C02F 003/06 Biological treatment of water, waste water, or sewage - using submerged filters

Event Publications

26 February 2004 Complete Application Filed

  Priority application(s): 02 15384 05.12.02 FR; 02 11860 25.09.02 FR

20 May 2004 Application Open to Public Inspection

  Published as AU-A-2003279431

14 July 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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