Methods of using modified natural products as dewatering aids for fine particles

Details for Australian Patent Application No. 2002253970 (hide)

Owner Yoon, R.

Inventors Yoon, Roe-Hoan

Agent Pizzeys

Pub. Number AU-B-2002253970

PCT Pub. Number WO2003/039714

Priority 2002246613 25.11.01 AU

Filing date 20 February 2002

Wipo publication date 19 May 2003

Acceptance publication date 24 May 2007

International Classifications

B01D 37/02 (2006.01) Processes of filtration

B03D 1/006 (2006.01) Flotation

B03D 1/012 (2006.01) Flotation

B03D 1/014 (2006.01) Flotation

B03D 1/016 (2006.01) Flotation

B03D 1/018 (2006.01) Flotation - Mixtures of inorganic and organic compounds

C02F 1/52 (2006.01) Treatment of water, waste water, or sewage - by flocculation or precipitation of suspended impurities

C02F 11/00 (2006.01) Treatment of sludge

F26B 5/00 (2006.01) Drying solid materials or objects by processes not involving the application of heat

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

Event Publications

24 July 2003 Application Open to Public Inspection

  Published as AU-B-2002253970

24 May 2007 Application Accepted

  Published as AU-B-2002253970

20 September 2007 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

2002253971-ROTATABLE SHELF

2002253969-Improved winch mount