Gas volume damping device for damping discharge pulsations in a medium being pumped

Details for Australian Patent Application No. 2006325578 (hide)

Owner Weir Minerals Netherlands B.V.

Inventors De Koning, Cornelis Johannes

Agent A J Park

Pub. Number AU-A-2006325578

PCT Pub. Number WO2007/069887

Priority 1030669 14.12.05 NL

Filing date 8 December 2006

Wipo publication date 21 June 2007

International Classifications

F04B 11/00 (2006.01) Equalisation of pulses, e.g. by use of air vessels

F15B 1/08 (2006.01) Installations or systems with accumulators

F15B 1/10 (2006.01) Installations or systems with accumulators

F16L 55/04 (2006.01) Devices or appurtenances for use in, or in connection with, pipes or pipe systems - Devices damping pulsations or vibrations in fluids

F16L 55/053 (2006.01) Devices or appurtenances for use in, or in connection with, pipes or pipe systems

Event Publications

3 July 2008 PCT application entered the National Phase

  PCT publication WO2007/069887 Priority application(s): WO2007/069887

6 January 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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