THE METHOD OF MAKING SILICA

Details for Australian Patent Application No. 2002221482 (hide)

Owner BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY

Inventors JIA, Hong; GUO, Kai; CHEN, Jianfeng; GUO, Fen

Pub. Number AU-A-2002221482

PCT Pub. Number WO2002/062702

Priority 00 1 32275.3 14.11.00 CN

Filing date 14 November 2001

Wipo publication date 19 August 2002

International Classifications

C01B 033/113 Silicon

Event Publications

13 February 2003 Application Open to Public Inspection

  Published as AU-A-2002221482

29 January 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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