Processes and Systems for the Pulping of Lignocellulosic Materials

Details for Australian Patent Application No. 2007203647 (hide)

Owner Andritz Inc.

Inventors Xu, Eric; Sabourin, Marc J.; Aichinger, Johann

Agent Cullens

Pub. Number AU-B-2007203647

Priority 11/826,837 18.07.07 US; 60/836,678 10.08.06 US

Filing date 3 August 2007

Wipo publication date 28 February 2008

Acceptance publication date 6 October 2011

International Classifications

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

D21B 1/16 (2006.01) Fibrous raw materials or their mechanical treatment

D21C 3/10 (2006.01) Pulping cellulose-containing materials

D21C 7/00 (2006.01) Digesters

D21C 9/10 (2006.01) After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters - Bleaching

D21C 9/16 (2006.01) After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters - with per compounds

Event Publications

16 August 2007 Complete Application Filed

  Priority application(s): 11/826,837 18.07.07 US; 60/836,678 10.08.06 US

28 February 2008 Application Open to Public Inspection

  Published as AU-B-2007203647

13 August 2009 Amendment Made

  The nature of the amendment is: Ad the name of the co-inventor Sabourin, Marc J.

6 October 2011 Application Accepted

  Published as AU-B-2007203647

2 February 2012 Standard Patent Sealed

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