Compositions including hardness ions and gluconate and methods employing them to reduce corrosion and etch

Details for Australian Patent Application No. 2008247450 (hide)

Owner Ecolab Inc.

Inventors Bartelme, Michael J.; Lawrence, Michel; Smith, Kim R.; Besse, Michael E.

Agent Spruson & Ferguson

Pub. Number AU-B-2008247450

PCT Pub. Number WO2008/137802

Priority 60/927,575 04.05.07 US

Filing date 2 May 2008

Wipo publication date 13 November 2008

Acceptance publication date 22 March 2012

International Classifications

C23C 20/00 (2006.01) Chemical coating by decomposition of either solid compounds or suspensions of the coating forming compounds, without leaving reaction products of surface material in the coating

C23C 20/06 (2006.01) Chemical coating by decomposition of either solid compounds or suspensions of the coating forming compounds, without leaving reaction products of surface material in the coating

C23C 22/00 (2006.01) 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

Event Publications

15 October 2009 PCT application entered the National Phase

  PCT publication WO2008/137802 Priority application(s): WO2008/137802

22 March 2012 Application Accepted

  Published as AU-B-2008247450

19 July 2012 Standard Patent Sealed

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