Method for the manufacture of a hard material coating on a metal substrate and a coated substrate
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United States of America Patent
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Issued Date -
Mar 19, 2009
app pub date -
Jul 11, 2008
filing date -
Jul 13, 2007
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Abandoned
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Abstract
A method for the manufacture of a hard material protective coating on a substrate consisting of a metal or of a electrically conductive ceramic material, e.g. a coated tool for use in a machine tool, or components exposed to high temperature wherein, prior to the deposition of the hard protective material coating, the substrate is pretreated by bombardment with metal ions of at least one rare earth element thereby resulting in implantation of some of said ions into said substrate.
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