Pretreatment process for organic extractants and the pretreated products and the use thereof

Details for Australian Patent Application No. 2008217450 (hide)

Owner General Research Institute for Nonferrous Metals Grirem Advanced Materials Co., Ltd

Inventors Zhao, Na; Peng, Xinlin; Cui Dali; Luo, Xinghua; Huang, Xiaowei; Zhang, Yongqi; Yang, Guilin; Long, Zhiqi; Li, Hongwei

Agent Allens Patent & Trade Mark Attorneys

Pub. Number AU-B-2008217450

PCT Pub. Number WO2008/101396

Priority 200710003543.9 08.02.07 CN; 200710100027.8 04.06.07 CN

Filing date 2 February 2008

Wipo publication date 28 August 2008

Acceptance publication date 20 September 2012

International Classifications

C22B 3/38 Extraction of metal compounds from ores or concentrates by wet processes

B01D 11/04 Solvent extraction - of solutions which are liquid

C01F 17/00 Compounds of the rare-earth metals, i.e. scandium, yttrium, lanthanum, or the group of the lanthanides

C22B 59/00 Obtaining rare earth metals

Event Publications

27 August 2009 PCT application entered the National Phase

  PCT publication WO2008/101396 Priority application(s): WO2008/101396

20 September 2012 Application Accepted

  Published as AU-B-2008217450

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