Apparatus and method for improving paper strength

Details for Australian Patent Application No. 2002344714 (hide)

Owner Amcor Packaging (Australia) Pty Ltd.

Inventors Bucknell, Charles Wentworth

Agent Griffith Hack

Pub. Number AU-B-2002344714

PCT Number PCT/AU02/00925

PCT Pub. Number WO2003/006738

Priority PR 6231 09.07.01 AU

Filing date 9 July 2002

Wipo publication date 29 January 2003

Acceptance publication date 22 March 2007

International Classifications

D21F 11/00 (2006.01) Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibreboard production, on paper-making machines

D21H 17/28 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 17/37 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 17/68 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 21/18 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

D21H 23/76 (2006.01) Processes or apparatus for adding material to the pulp or to the paper

Event Publications

6 March 2003 Complete Application Filed

  Priority application(s): PR 6231 09.07.01 AU

22 May 2003 Application Open to Public Inspection

  Published as AU-B-2002344714

22 March 2007 Application Accepted

  Published as AU-B-2002344714

19 July 2007 Standard Patent Sealed

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