A PROCESS FOR REDUCING CONCENTRATIONS OF HAIR, TRASH, OR FIBROUS MATERIALS IN A WASTE WATER

Details for Australian Patent Application No. 2001270406 (hide)

Owner ZENON ENVIRONMENTAL INC.

Inventors HUSAIN, Hidayat; THOMPSON, Doug; LIAO, Boaqiang; PHAGOO, Deonarine; COTE, Pierre

Pub. Number AU-A-2001270406

PCT Pub. Number WO2003/002468

Filing date 28 June 2001

Wipo publication date 3 March 2003

International Classifications

C02F 003/12 Biological treatment of water, waste water, or sewage - Activated sludge processes

C02F 009/00 Multistep treatment of water, waste water or sewage

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

B01D 033/06 Filters with filtering elements which move during the filtering operation - with rotary cylindrical filtering surfaces, e.g. hollow drums

B01D 033/46 Filters with filtering elements which move during the filtering operation

B01D 063/02 Apparatus in general for separation processes using semi-permeable membranes - Hollow fibre modules

Event Publications

15 May 2003 Application Open to Public Inspection

  Published as AU-A-2001270406

18 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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