FILTERS WITH A GRADUATED STRUCTURE AND A METHOD FOR PRODUCING THE SAME

Details for Australian Patent Application No. 2002233307 (hide)

Owner GKN SINTER METALS GMBH FORSCHUNGSZENTRUM JULICH GMBH

Inventors STEIGERT, Simon; BRAM, Martin; ZHAO, Li; BRUCHKREMER, HansPeter; LI, Zi; NEUMANN, Peter

Pub. Number AU-A-2002233307

PCT Pub. Number WO2002/062450

Priority 101 02 295.6 19.01.01 DE

Filing date 12 January 2002

Wipo publication date 19 August 2002

International Classifications

B01D 039/20 Filtering material for liquid or gaseous fluids - of inorganic material, e.g. asbestos paper or metallic filtering material of non-woven wires

Event Publications

13 February 2003 Application Open to Public Inspection

  Published as AU-A-2002233307

5 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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