Improved compositions and processes for paper production

Details for Australian Patent Application No. 2007275278 (hide)

Owner Nalco Company

Inventors Duggirala, Prasad Y.; Broadus, Katherine M.; Shevchenko, Sergey M.

Agent Griffith Hack

Pub. Number AU-B-2007275278

PCT Pub. Number WO2008/011523

Priority 11/490,738 21.07.06 US

Filing date 19 July 2007

Wipo publication date 24 January 2008

Acceptance publication date 22 September 2011

International Classifications

D21C 3/22 (2006.01) Pulping cellulose-containing materials

D21C 3/00 (2006.01) Pulping cellulose-containing materials

D21C 3/18 (2006.01) Pulping cellulose-containing materials

D21H 21/00 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

D21H 23/00 (2006.01) Processes or apparatus for adding material to the pulp or to the paper

Event Publications

5 February 2009 PCT application entered the National Phase

  PCT publication WO2008/011523 Priority application(s): WO2008/011523

22 September 2011 Application Accepted

  Published as AU-B-2007275278

19 January 2012 Standard Patent Sealed

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