DUST SEPARATION METHOD AND ARRANGEMENT OF A CENTRAL VACUUM CLEANER

Details for Australian Patent Application No. 2002231844 (hide)

Owner FORTUM OYJ

Inventors HILTUNEN, Jyrki; SUPPOLA, Kauko

Pub. Number AU-A-2002231844

PCT Pub. Number WO2002/069778

Priority 20010270 13.02.01 FI

Filing date 12 February 2002

Wipo publication date 19 September 2002

International Classifications

A47L 009/16 Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action

A47L 005/38 Suction cleaners

B04C 005/185 Apparatus in which the axial direction of the vortex is reversed

Event Publications

13 March 2003 Application Open to Public Inspection

  Published as AU-A-2002231844

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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