Segment for Sealing Device, and Turbine Rotor and Turbine Comprising Same
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United States of America Patent
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Issued Date -
Mar 1, 2018
app pub date -
Jun 22, 2017
filing date -
Aug 30, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A segment 31 for a sealing device according to the present invention is used in a sealing device 28 provided between a turbine rotor 12 and a stationary body 14 that covers the turbine rotor 12. The segment 31 for the sealing device is characterized by including a base 32 that engages with the turbine rotor 12 and a free-cutting layer 34 that covers a stationary body opposed surface 37, which is a surface of the base 32 opposed to the stationary body 14.
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