PROCESS OF HARD FILTER PRODUCTION FROM DIATOMITE

Details for Australian Patent Application No. 2002314393 (hide)

Owner GRISHASHVILI, Irakli

Inventors GRISHASHVILI, Irakli; MENABDE, Irakli

Pub. Number AU-A-2002314393

PCT Number PCT/GE02/00007

PCT Pub. Number WO2004/004867

Filing date 8 July 2002

Wipo publication date 23 January 2004

International Classifications

B01D 039/06 Filtering material for liquid or gaseous fluids

C04B 035/14 Shaped ceramic products characterised by their composition - based on silica

Event Publications

2 January 2003 Complete Application Filed

11 March 2004 Application Open to Public Inspection

  Published as AU-A-2002314393

7 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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