A process of smelting monazite rare earth ore rich in Fe

Details for Australian Patent Application No. 2008286599 (hide)

Owner GRIREM ADVANCED MATERIALS CO., LTD.

Inventors Li, Hongwei; Zhao, Na; Zhang, Guocheng; Liu, Ying; Long, Zhiqi; Huang, Xiaowei

Agent Callinan

Pub. Number AU-B-2008286599

PCT Pub. Number WO2009/021389

Priority 200710146235.1 29.08.07 CN; 200710143582.9 10.08.07 CN

Filing date 8 April 2008

Wipo publication date 19 February 2009

Acceptance publication date 18 November 2010

International Classifications

C22B 3/00 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 1/06 (2006.01) Preliminary treatment of ores or scrap

C22B 59/00 (2006.01) Obtaining rare earth metals

Event Publications

1 October 2009 PCT application entered the National Phase

  PCT publication WO2009/021389 Priority application(s): WO2009/021389

18 November 2010 Application Accepted

  Published as AU-B-2008286599

23 December 2010 Application for Amendment

  The nature of the amendment is: Amend invention title to read A metallurgical process for iron-rich monazite rare earth ore or concentrate. Address for service in Australia - Callinans 1193 Toorak Road Camberwell VIC 3124 2010

7 April 2011 Standard Patent Sealed

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