PRODUCTION OF TITANIA

Details for Australian Patent Application No. 2003271424 (hide)

Owner BHP BILLITON INNOVATION PTY LTD

Inventors Stuart, Alan David; Grazier, Philip Ernest; Liu, Houyuan; Roche, Eric Girvan

Agent Griffith Hack

Pub. Number AU-A-2003271424

PCT Number PCT/AU03/01385

PCT Pub. Number WO2004/035842

Priority 2002952155 18.10.02 AU

Filing date 17 October 2003

Wipo publication date 4 May 2004

International Classifications

C22B 003/08 Extraction of metal compounds from ores or concentrates by wet processes

C22B 003/00 Extraction of metal compounds from ores or concentrates by wet processes

C22B 003/44 Extraction of metal compounds from ores or concentrates by wet processes

C22B 034/12 Obtaining refractory metals

Event Publications

22 January 2004 Complete Application Filed

  Priority application(s): 2002952155 18.10.02 AU

10 June 2004 Application Open to Public Inspection

  Published as AU-A-2003271424

13 May 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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