METHOD OF TREATMENT FOR REDUCING ELUTION OF LEAD FROM LEAD CONTAINING COPPER ALLOY AND WATERWORK UTENSILS MADE FROM LEAD CONTAINING COPPER ALLOY

Details for Australian Patent Application No. 2003257600 (hide)

Owner TOTO LTD.

Inventors IMAMOTO, Mitsuo; KAWAMOTO, Masashi; ORITA, Mikio; GOTO, Akira

Pub. Number AU-A-2003257600

PCT Number PCT/JP03/11093

PCT Pub. Number WO2004/024987

Priority 2002-256207 30.08.02 JP

Filing date 29 August 2003

Wipo publication date 30 April 2004

International Classifications

C23C 022/07 Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23F 001/18 Etching metallic material by chemical means

Event Publications

6 November 2003 Complete Application Filed

  Priority application(s): 2002-256207 30.08.02 JP

20 May 2004 Application Open to Public Inspection

  Published as AU-A-2003257600

19 May 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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