Improving grinding in a alumina extraction process

Details for Australian Patent Application No. 2008256933 (hide)

Owner Nalco Company

Inventors Phillips, Everett C.

Agent Griffith Hack

Pub. Number AU-B-2008256933

PCT Pub. Number WO2008/147793

Priority 11/754,033 25.05.07 US

Filing date 21 May 2008

Wipo publication date 4 December 2008

Acceptance publication date 8 March 2012

International Classifications

C22B 1/00 (2006.01) Preliminary treatment of ores or scrap

C01F 7/06 (2006.01) Compounds of aluminium

C22B 21/00 (2006.01) Obtaining aluminium

Event Publications

3 December 2009 PCT application entered the National Phase

  PCT publication WO2008/147793 Priority application(s): WO2008/147793

8 March 2012 Application Accepted

  Published as AU-B-2008256933

5 July 2012 Standard Patent Sealed

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