Process for purification of aqueous solution of nickel sulfate containing cobalt and calcium

Details for Australian Patent Application No. 2004201049 (hide)

Owner Sumitomo Metal Mining Co., Ltd.

Inventors Kakimoto, Minoru; Nishikawa, Isao; Takaishi, Kazuyuki; Kemori, Nobuasa

Agent Freehills

Pub. Number AU-B-2004201049

Priority 2003-103593 08.04.03 JP

Filing date 12 March 2004

Wipo publication date 28 October 2004

Acceptance publication date 5 November 2009

International Classifications

C01G 53/10 (2006.01) Compounds of nickel

B01D 11/04 (2006.01) Solvent extraction - of solutions which are liquid

C22B 3/38 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 23/00 (2006.01) Obtaining nickel or cobalt

Event Publications

1 April 2004 Complete Application Filed

  Priority application(s): 2003-103593 08.04.03 JP

28 October 2004 Application Open to Public Inspection

  Published as AU-B-2004201049

5 November 2009 Application Accepted

  Published as AU-B-2004201049

3 December 2009 Application for Amendment

  The nature of the amendment is: Amend the name of the coinventor from Kemori, Nobuasa to Kemori, Nobumasa. Address for service in Australia - Freehills Patent & Trade Mark Attorneys Level 43 101 Collins Street Mebourne VIC 3000

25 March 2010 Amendment Made

  The nature of the amendment is: Amend Co-Inventor Kemori, Nobuasa to Kemori, Nobumasa

20 January 2011 Standard Patent Sealed

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