Device for the continuous gravimetric metering and pneumatic conveying of pourable material

Details for Australian Patent Application No. 2003210183 (hide)

Owner Pfister GmbH

Inventors Wolfschaffner, Hubert; Hafner, Hans Wilhelm

Agent Freehills

Pub. Number AU-B-2003210183

PCT Number PCT/EP03/00734

PCT Pub. Number WO2003/062763

Priority 202 01 092.9 24.01.02 DE

Filing date 24 January 2003

Wipo publication date 2 September 2003

Acceptance publication date 29 January 2009

International Classifications

G01G 11/00 (2006.01) Apparatus for weighing a continuous stream of material during flow

B65G 53/46 (2006.01) Conveying materials in bulk through troughs, pipes, or tubes by floating the materials, or by flow of gas, liquid, or foam

B65G 53/66 (2006.01) Conveying materials in bulk through troughs, pipes, or tubes by floating the materials, or by flow of gas, liquid, or foam

G01G 11/08 (2006.01) Apparatus for weighing a continuous stream of material during flow

G01G 13/02 (2006.01) Weighing apparatus with automatic feed or discharge for weighing-out batches of material

Event Publications

17 July 2003 Complete Application Filed

  Priority application(s): 202 01 092.9 24.01.02 DE

18 September 2003 Application Open to Public Inspection

  Published as AU-B-2003210183

18 May 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

25 May 2006 Corrigenda

  Applications Lapsed, Refused or Withdrawn, Patents Ceased or Expired - 2003 Delete all reference to Application No. 2003210183.

29 January 2009 Application Accepted

  Published as AU-B-2003210183

28 May 2009 Standard Patent Sealed

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