An apparatus and a method for controlling the alkalinity and pH of an industrial process

Details for Australian Patent Application No. 2002350774 (hide)

Owner Linde Aktiengesellschaft

Inventors Leino, Hannu

Agent Davies Collison Cave

Pub. Number AU-B-2002350774

PCT Number PCT/FI02/01012

PCT Pub. Number WO2003/050356

Priority 20012442 12.12.01 FI

Filing date 12 December 2002

Wipo publication date 23 June 2003

Acceptance publication date 13 March 2008

International Classifications

D21H 23/10 (2006.01) Processes or apparatus for adding material to the pulp or to the paper

C02F 1/66 (2006.01) Treatment of water, waste water, or sewage - by neutralisation

C02F 1/48 (2006.01) Treatment of water, waste water, or sewage - with magnetic or electric fields

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 20012442 12.12.01 FI

28 August 2003 Application Open to Public Inspection

  Published as AU-B-2002350774

13 March 2008 Application Accepted

  Published as AU-B-2002350774

10 July 2008 Standard Patent Sealed

7 July 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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