Composition and method for paper processing

Details for Australian Patent Application No. 2007294793 (hide)

Owner Kemira Oyj

Inventors Fabian, Matthew Gerard; Lewis, Christopher Michael; Polverari, Marco Savio

Agent Cullens

Pub. Number AU-B-2007294793

PCT Pub. Number WO2008/033490

Priority 11/531,911 14.09.06 US

Filing date 14 September 2007

Wipo publication date 20 March 2008

Acceptance publication date 5 April 2012

International Classifications

D21H 21/10 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties - Retention agents or drainage improvers

D21H 23/14 (2006.01) Processes or apparatus for adding material to the pulp or to the paper

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

Event Publications

9 April 2009 PCT application entered the National Phase

  PCT publication WO2008/033490 Priority application(s): WO2008/033490

5 April 2012 Application Accepted

  Published as AU-B-2007294793

2 August 2012 Standard Patent Sealed

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