Blade tip coatings using high purity powders

Details for Australian Patent Application No. 2007268140 (hide)

Owner Praxair Technology, Inc.

Inventors Hitchman, Neil; Appleby, Danny Lee; Taylor, Thomas A.; Bolcavage, Ann; Feuerstein, Albert

Agent Watermark

Pub. Number AU-A-2007268140

PCT Pub. Number WO2007/139694

Priority 60/808,530 26.05.06 US; 11/796,257 27.04.07 US; 11/796,271 27.04.07 US; 60/861,438 29.11.06 US; 11/796,261 27.04.07 US; 11/796,472 27.04.07 US; 60/861,445 29.11.06 US; 11/796,269 27.04.07 US; 11/796,270 27.04.07 US

Filing date 15 May 2007

Wipo publication date 6 December 2007

International Classifications

C23C 4/10 (2006.01) Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge - Oxides, borides, carbides, nitrides, silicides or mixtures thereof

C23C 4/02 (2006.01) Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge - Pretreatment of the material to be coated, e.g. for coating on selected surface areas

C23C 4/18 (2006.01) Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge - After-treatment

C23C 28/00 (2006.01) Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and or

F01D 5/28 (2006.01) Blades - Selecting particular materials

Event Publications

18 December 2008 PCT application entered the National Phase

  PCT publication WO2007/139694 Priority application(s): WO2007/139694

15 December 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(c). 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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