Abradable seals
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United States of America Patent
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Apr 18, 2006
Grant Date -
Dec 30, 2004
app pub date -
Jan 7, 2004
filing date -
Feb 27, 2003
priority date (Note) -
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Abstract
A sealing element for a turbine of a gas turbine engine includes a radially inner surface region provided with an integrally formed seal structure comprising a plurality of radially inwardly projecting walls. The walls may be abradable and may define cells for receiving an abradable sealing material.
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