F - Mech Eng,Light,Heat,Weapons – 01 – D
Patent
F - Mech Eng,Light,Heat,Weapons
01
D
F01D 5/28 (2006.01) C04B 35/48 (2006.01) C09K 3/14 (2006.01) F01D 5/20 (2006.01) F01D 11/08 (2006.01) F01D 11/12 (2006.01) F01D 11/14 (2006.01)
Patent
CA 2252658
A gas turbine engine seal system includes a rotating member having an abrasive tip disposed in rub relationship to a stationary, abradable seal surface. The abrasive tip comprises a zirconium oxide abrasive coat having a columnar structure that is harder than the abradable seal surface such that the abrasive tip can cut the abradable seal surface.
Demasi-Marcin Jeanine T.
Freling Melvin
Gupta Dinesh K.
Lagueux Ken
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
United Technologies Corporation
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