Process for the purification of organic acids

Details for Australian Patent Application No. 2010202280 (hide)

Owner Hyflux IP Resources Pte Ltd

Inventors Lum, Ooi Lin; Venkidachalam, Govindharaju; Neo, Yew Chin

Agent Pizzeys

Pub. Number AU-B-2010202280

Priority 200910152084.X 28.07.09 CN

Filing date 2 June 2010

Wipo publication date 17 February 2011

Acceptance publication date 1 December 2011

International Classifications

B01D 61/38 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Liquid-membrane separation

C07C 51/42 (2006.01) Preparation of carboxylic acids or their salts, halides, or anhydrides - Separation

C12P 7/56 (2006.01) Preparation of oxygen-containing organic compounds

Event Publications

17 June 2010 Complete Application Filed

  Priority application(s): 200910152084.X 28.07.09 CN

17 February 2011 Application Open to Public Inspection

  Published as AU-B-2010202280

1 December 2011 Application Accepted

  Published as AU-B-2010202280

29 March 2012 Standard Patent Sealed

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