Chemical beneficiation of raw material, containing tantalum-niobium

Details for Australian Patent Application No. 2006260586 (hide)

Owner Krupinite Corporation LTD.

Inventors Krupin, Alexander

Agent FB Rice

Pub. Number AU-B-2006260586

PCT Pub. Number WO2006/136948

Priority PI0500778-0 03.02.05 BR

Filing date 24 January 2006

Wipo publication date 28 December 2006

Acceptance publication date 2 December 2010

International Classifications

C22B 34/24 (2006.01) Obtaining refractory metals

C22B 3/14 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 60/02 (2006.01) Obtaining metals of atomic number 87 or higher, i.e. radioactive metals

Event Publications

10 May 2007 PCT application entered the National Phase

  PCT publication WO2006/136948 Priority application(s): WO2006/136948

2 December 2010 Application Accepted

  Published as AU-B-2006260586

31 March 2011 Standard Patent Sealed

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