METHOD AND APPARATUS FOR THE PURIFICATION OF SURFACE WATER

Details for Australian Patent Application No. 2002329114 (hide)

Owner WATERLEIDING MAATSCHAPPIJ OVERIJSSEL N.V.

Inventors WESSELS, Leo, Peter; JONG, Ronaldus, Cornelius, Maria; RIETMAN, Bastiaan, Martijn

Pub. Number AU-A-2002329114

PCT Number PCT/NL02/00637

PCT Pub. Number WO2003/031342

Priority 1019130 08.10.01 NL

Filing date 4 October 2002

Wipo publication date 22 April 2003

International Classifications

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

B01D 063/10 Apparatus in general for separation processes using semi-permeable membranes - Spiral-wound membrane modules

B01D 061/02 Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Reverse osmosis

B01D 061/08 Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration

B01D 065/06 Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes

Event Publications

30 January 2003 Complete Application Filed

  Priority application(s): 1019130 08.10.01 NL

3 July 2003 Application Open to Public Inspection

  Published as AU-A-2002329114

24 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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