Separation of fine granular materials

Details for Australian Patent Application No. 2002329444 (hide)

Owner The University of Nottingham

Inventors Burtally, Nasreen; King, Peter, John; Swift, Michael, Robert

Agent Watermark

Pub. Number AU-B-2002329444

PCT Number PCT/GB02/04463

PCT Pub. Number WO2003/028877

Priority 0126370.6 02.11.01 GB; 0123839.3 04.10.01 GB; 0205204.1 06.03.02 GB; 0218794.6 13.08.02 GB

Filing date 3 October 2002

Wipo publication date 14 April 2003

Acceptance publication date 4 October 2007

International Classifications

B07B 13/08 (2006.01) Other separating, e.g. grading, resulting automatically from the construction of the apparatus used and properties of the material concerned

B01J 8/40 (2006.01) Chemical or physical processes in general, conducted in the presence of fluids and solid particles

B03B 4/00 (2006.01) Separating by pneumatic tables or by pneumatic jigs

B03B 4/02 (2006.01) Separating by pneumatic tables or by pneumatic jigs

B03B 5/04 (2006.01) Washing granular, powdered or lumpy materials

B03B 5/10 (2006.01) Washing granular, powdered or lumpy materials

B03B 13/00 (2006.01) Control arrangements specially adapted for wet- separating apparatus or for dressing plant, using physical effects

B07B 7/12 (2006.01) Selective separation of solid materials carried by, or dispersed in, gas currents

Event Publications

30 January 2003 Complete Application Filed

  Priority application(s): 0126370.6 02.11.01 GB; 0123839.3 04.10.01 GB; 0205204.1 06.03.02 GB; 0218794.6 13.08.02 GB

26 June 2003 Application Open to Public Inspection

  Published as AU-B-2002329444

4 October 2007 Application Accepted

  Published as AU-B-2002329444

31 January 2008 Standard Patent Sealed

28 April 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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