METHOD FOR REMOVING METAL IN WASTEWATER

Details for Australian Patent Application No. 2002349436 (hide)

Owner MITSUBISHI CHEMICAL CORPORATION

Inventors SUZUKI, Yoshiro; YADA, Shuhei; TAKASAKI, Kenji; OGAWA, Yasushi

Pub. Number AU-A-2002349436

PCT Number PCT/JP02/12199

PCT Pub. Number WO2003/045850

Priority 2001-362141 28.11.01 JP

Filing date 21 November 2002

Wipo publication date 10 June 2003

International Classifications

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

C02F 001/74 Treatment of water, waste water, or sewage - with air

C02F 001/58 Treatment of water, waste water, or sewage - by removing specified dissolved compounds

C02F 001/52 Treatment of water, waste water, or sewage - by flocculation or precipitation of suspended impurities

C02F 001/56 Treatment of water, waste water, or sewage

Event Publications

13 March 2003 Complete Application Filed

  Priority application(s): 2001-362141 28.11.01 JP

21 August 2003 Application Open to Public Inspection

  Published as AU-A-2002349436

12 August 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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