Method of preventing nickel leaching from copper alloy made liquid-contact equipment item, protective film forming agent for nickel leaching prevention and cleaner for nickel leaching prevention

Details for Australian Patent Application No. 2005219734 (hide)

Owner Kitz Corporation

Inventors Horigome, Teruhiko; Sugaya, Norikazu

Agent Griffith Hack

Pub. Number AU-B-2005219734

PCT Pub. Number WO2005/085500

Priority 2004-063249 05.03.04 JP

Filing date 4 March 2005

Wipo publication date 15 September 2005

Acceptance publication date 1 July 2010

International Classifications

C23F 11/00 (2006.01) Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent

C23C 26/00 (2006.01) Coating not provided for in groups

C23C 30/00 (2006.01) Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process

C23F 11/12 (2006.01) Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent

C23F 11/14 (2006.01) Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent

C23F 17/00 (2006.01) Multi-step processes for surface treatment of metallic material involving at least one process provided for in class and at least one process covered by subclass or or class

C23G 1/10 (2006.01) Cleaning or pickling metallic material with solutions or molten salts

E03B 7/09 (2006.01) Water main or service pipe systems

F16L 58/00 (2006.01) Protection of pipes or pipe fittings against corrosion or incrustation

Event Publications

7 September 2006 PCT application entered the National Phase

  PCT publication WO2005/085500 Priority application(s): WO2005/085500

1 July 2010 Application Accepted

  Published as AU-B-2005219734

28 October 2010 Standard Patent Sealed

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