Manufacture of membranes for desalination and filtration

Details for Australian Patent Application No. 2006230627 (hide)

Owner Grahamtek Technologies Singapore Pte Ltd

Inventors Graham, William

Agent Wrays

Pub. Number AU-A-2006230627

PCT Pub. Number WO2006/105555

Priority 2005/02474 29.03.05 ZA; 2005/2964 13.04.05 ZA

Filing date 6 March 2006

Wipo publication date 5 October 2006

International Classifications

B01D 69/06 (2006.01) Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties

B01D 63/10 (2006.01) Apparatus in general for separation processes using semi-permeable membranes - Spiral-wound membrane modules

C02F 1/44 (2006.01) Treatment of water, waste water, or sewage - by dialysis, osmosis or reverse osmosis

Event Publications

18 October 2007 PCT application entered the National Phase

  PCT publication WO2006/105555 Priority application(s): WO2006/105555

29 September 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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