Monitoring system for the acquisition of the layer thickness of dust in ventilation ducts

Details for Australian Patent Application No. 2008339675 (hide)

Owner Vanguard Sensor Technologies Limited

Inventors Ashby, Ron; Jones, Nigel

Agent FB Rice

Pub. Number AU-A-2008339675

PCT Pub. Number WO2009/081109

Priority 0724779.4 20.12.07 GB; 0815366.0 22.08.08 GB

Filing date 18 December 2008

Wipo publication date 2 July 2009

International Classifications

G01N 21/59 (2006.01) Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Transmissivity

G01B 11/06 (2006.01) Measuring arrangements characterised by the use of optical means - for measuring thickness

G01B 11/24 (2006.01) Measuring arrangements characterised by the use of optical means - for measuring contours or curvatures

G01N 21/94 (2006.01) Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light

G01V 8/20 (2006.01) Prospecting or detecting by optical means

Event Publications

5 August 2010 PCT application entered the National Phase

  PCT publication WO2009/081109 Priority application(s): WO2009/081109

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