Coating composition having good corrosion and oxidation resistance
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United States of America Patent
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Oct 3, 1995
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N/A
app pub date -
Nov 8, 1993
filing date -
Nov 8, 1993
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Abstract
A coating composition comprising an alloy having the formula RCrAlR'R' wherein R is nickel, cobalt or the like; R' is yttrium or hafnium and R' is tantalum, rhenium and/or platinum, preferably mixed with an oxide dispersion such as alumina, to provide an improved class of coatings suitable for operating in high temperature oxidizing environments.
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