Stock material or miscellaneous articles – Composite – Of inorganic material
Reexamination Certificate
2009-01-29
2009-10-13
Turner, Archene (Department: 1794)
Stock material or miscellaneous articles
Composite
Of inorganic material
C428S698000, C428S699000
Reexamination Certificate
active
07601440
ABSTRACT:
A hard coating superior in wear resistance and in oxidation resistance and also a hard coating superior in high-temperature anti-friction performance and oxidation resistance over the conventional coating film are provided.One of the typical hard coating excellent in wear resistance and oxidation resistance, which comprises a composition represented by the formula: (Ala,Mb,Cr1-a-b) (C1-eNe) (where M represents W and/or Mo, a, b and e that represent atomic ratios of Al, M and N, respectively, satisfy the following relations):in-line-formulae description="In-line Formulae" end="lead"?0.25≦a≦0.65,in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?0.05≦b≦0.35, andin-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?0.5≦e≦1.in-line-formulae description="In-line Formulae" end="tail"?
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Kenji Yamamoto, et al., “Properties of nano-multilayered hard coating deposited by a new hybrid coating process: combined cathodic arc and unbalanced magnetron sputtering”, Surface and Coatings Technology 200,2005, pp. 435-439.
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd).
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Turner Archene
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