Conductivity measurement and monitoring system for a fluid treatment system

Details for Australian Patent Application No. 2005322045 (hide)

Owner 3M Innovative Properties Company

Inventors Skwiot, Timothy

Agent Hodgkinson McInnes

Pub. Number AU-A-2005322045

PCT Pub. Number WO2006/071867

Priority 11/027,760 30.12.04 US

Filing date 23 December 2005

Wipo publication date 6 July 2006

International Classifications

G01N 27/06 (2006.01) Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means - of a liquid

B01D 61/00 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration

G01R 27/22 (2006.01) Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom - Measuring resistance of fluids

Event Publications

19 July 2007 PCT application entered the National Phase

  PCT publication WO2006/071867 Priority application(s): WO2006/071867

4 June 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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