Electrokinetic method for determining the electrostatic charge state of a porous membrane during filtering and the use thereof

Details for Australian Patent Application No. 2005308718 (hide)

Owner OTV SA

Inventors Habarou, Helene; Pontie, Maxime; Suty, Herve

Agent Watermark

Pub. Number AU-A-2005308718

PCT Pub. Number WO2006/056704

Priority 0412632 29.11.04 FR

Filing date 28 November 2005

Wipo publication date 1 June 2006

International Classifications

B01D 65/08 (2006.01) Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes

B01D 65/10 (2006.01) Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes

G01N 27/26 (2006.01) Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means - by investigating electrochemical variables

G01N 27/60 (2006.01) Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means - by investigating electrostatic variables

Event Publications

28 June 2007 PCT application entered the National Phase

  PCT publication WO2006/056704 Priority application(s): WO2006/056704

23 June 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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