Method of manufacturing a component of a rotary machine and component manufactured using said method
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United States of America Patent
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Dec 8, 2020
Grant Date -
Nov 30, 2017
app pub date -
May 11, 2017
filing date -
May 31, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A method of manufacturing a component of a rotary machine, the component has at least one inner passage that extends from a center up to a boundary surface of the component and is at least partly closed, and a blank is provided that includes the boundary surface and a top surface. The Method includes a first subtractive machining step that is carried out in which a part of the passage that at least includes an opening of the passage into the boundary surface as well as a cut-out in the top surface are manufactured by machining production, and subsequently the passage is completed by build-up production on the blank.
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