METHOD OF REDUCING FOULING IN FILTERS FOR INDUSTRIAL WATER SYSTEM ANALYTICAL DEVICES

Details for Australian Patent Application No. 2002366504 (hide)

Owner ONDEO NALCO COMPANY

Inventors SHAH, Jitendra, T.; JOHNSON, Brian, S.

Pub. Number AU-A-2002366504

PCT Number PCT/US02/37873

PCT Pub. Number WO2003/052385

Priority 10/016,152 13.12.01 US

Filing date 26 November 2002

Wipo publication date 30 June 2003

International Classifications

G01N 001/00 Sampling

B01D 041/00 Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids

B01D 029/66 Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor - by flushing, e.g. counter-current air-bumps

Event Publications

28 August 2003 Application Open to Public Inspection

  Published as AU-A-2002366504

28 August 2003 Complete Application Filed

  Priority application(s): 10/016,152 13.12.01 US

16 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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