INSTALLATION FOR TREATING WATER BY FLOTATION

Details for Australian Patent Application No. 2003246836 (hide)

Owner ONDEO DEGREMONT

Inventors BEAULE, Christian; MARCHAND, Jean; BOSISIO, Marco

Agent Davies Collison Cave

Pub. Number AU-A-2003246836

PCT Number PCT/FR03/01224

PCT Pub. Number WO2004/094318

Filing date 16 April 2003

Wipo publication date 19 November 2004

Acceptance publication date 28 July 2011

International Classifications

C02F 001/24 Treatment of water, waste water, or sewage - by flotation

B01D 021/00 Separation of suspended solid particles from liquids by sedimentation

B03D 001/14 Flotation - Flotation machines

B01D 021/24 Separation of suspended solid particles from liquids by sedimentation - Feed or discharge mechanisms for settling tanks

Event Publications

2 October 2003 Complete Application Filed

16 December 2004 Application Open to Public Inspection

  Published as AU-A-2003246836

14 October 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). 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.

2 June 2011 Section 223 Application Received

  Ondeo Degremont An application to extend the time from 17 Sep 2010 to 17 Oct 2011 in which to gain acceptance has been filed . Address for service in Australia - Davies Collison Cave 1 Nicholson Street Melbourne VIC 3000 2004

21 July 2011 Section 223 Application Allowed

  Ondeo Degremont The time in which to gain acceptance has been extended to 17 Oct 2011. Address for service in Australia - Davies Collison Cave 1 Nicholson Street Melbourne VIC 3000 2004

28 July 2011 Application Accepted

  Published as AU-A-2003246836

24 November 2011 Standard Patent Sealed

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