METHOD OF PRODUCING LIGHTWEIGHT AGGREGATES AT A LOW TEMPERATURE

Details for Australian Patent Application No. 2002237485 (hide)

Owner HERNANDEZ OSORIO, Oscar VASQUEZ ARDILA, Luis, Manuel

Inventors VASQUEZ ARDILA, Luis, Manuel; HERNANDEZ OSORIO, Oscar

Pub. Number AU-A-2002237485

PCT Pub. Number WO2003/059844

Filing date 18 January 2002

Wipo publication date 30 July 2003

International Classifications

C04B 038/00 Porous mortars, concrete, artificial stone or ceramic ware

C04B 020/04 Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups and characterised by shape or grain distribution

Event Publications

4 September 2003 Application Open to Public Inspection

  Published as AU-A-2002237485

7 October 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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