Surface alloyed high temperature alloys
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jul 25, 2000
Grant Date -
N/A
app pub date -
Apr 17, 1997
filing date -
Apr 30, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There is provided a surface alloyed component which comprises a base alloy with a diffusion barrier layer enriched in silicon and chromium being provided adjacent thereto. An enrichment pool layer is created adjacent said diffusion barrier and contains silicon and chromium and optionally titanium or aluminum. A reactive gas treatment may be used to generate a replenishable protective scale on the outermost surface of said component.
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