Dewatering process

Details for Australian Patent Application No. 2005229336 (hide)

Owner Ciba Specialty Chemicals Water Treatments Limited

Inventors Norman, Peter; Smith, Darryl; Whittaker, Tony

Agent Davies Collison Cave

Pub. Number AU-B-2005229336

PCT Pub. Number WO2005/095291

Priority 0405493.8 12.03.04 GB

Filing date 28 February 2005

Wipo publication date 13 October 2005

Acceptance publication date 17 June 2010

International Classifications

B01D 21/00 (2006.01) Separation of suspended solid particles from liquids by sedimentation

C02F 1/56 (2006.01) Treatment of water, waste water, or sewage

C02F 11/12 (2006.01) Treatment of sludge - by de-watering, drying, or thickening

C02F 11/14 (2006.01) Treatment of sludge - with addition of chemical agents

Event Publications

28 September 2006 PCT application entered the National Phase

  PCT publication WO2005/095291 Priority application(s): WO2005/095291

17 June 2010 Application Accepted

  Published as AU-B-2005229336

14 October 2010 Standard Patent Sealed

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2005229337-Use of copolymers for reducing precipitates and deposits from inorganic and organic impurities in the bayer process for the extraction of aluminium hydroxide

2005229335-Process for the dewatering of aqueous suspensions