AIR LAID/WET LAID GAS FILTRATION MEDIA

Details for Australian Patent Application No. 2001297564 (hide)

Owner LYDALL, INC.

Inventors DOHERTY, Joseph, P.

Pub. Number AU-A-2001297564

PCT Number PCT/US01/43088

PCT Pub. Number WO2002/072237

Priority 60/247,924 14.11.00 US

Filing date 13 November 2001

Wipo publication date 24 September 2002

International Classifications

B01D 046/52 Filters or filtering processes specially modified for separating dispersed particles from gases or vapours - Particle separators, e.g. dust precipitators, using filters embodying folded material

B01D 024/00 Filtration

B32B 003/28 Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form - characterised by a layer comprising a deformed thin sheet, e.g. corrugated, crumpled

B01D 029/11 Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor - with bag, cage, hose, tube, sleeve or like filtering elements

Event Publications

19 December 2002 Complete Application Filed

  Priority application(s): 60/247,924 14.11.00 US

20 March 2003 Application Open to Public Inspection

  Published as AU-A-2001297564

29 January 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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