Method for handling waste material generated in a metallurgical process

Details for Australian Patent Application No. 2004233408 (hide)

Owner Outokumpu Oyj

Inventors Jarvinen, Aimo; Lehtinen, Leena

Agent Griffith Hack

Pub. Number AU-A-2004233408

PCT Pub. Number WO2004/094677

Priority 20030612 23.04.03 FI

Filing date 21 April 2004

Wipo publication date 4 November 2004

International Classifications

C22B 003/22 Extraction of metal compounds from ores or concentrates by wet processes

C02F 001/62 Treatment of water, waste water, or sewage - Heavy metal compounds

B01D 037/02 Processes of filtration

C02F 009/00 Multistep treatment of water, waste water or sewage

Event Publications

27 October 2005 PCT application entered the National Phase

  PCT publication WO2004/094677 Priority application(s): WO2004/094677

15 November 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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