Research/Patents/US 5573862
US 5573862

SINGLE CRYSTAL OXIDE TURBINE BLADES

Assignee

ALLIED-SIGNAL INC. A CORP. OF DELAWARE

Filed

Apr 13, 1992

Granted

Nov 12, 1996

Location

LEDGEWOOD NJ US

Abstract

Blades for use in combusion turbine engine are formed from a single crystal garnet body--suitably an aluminum garnet, desirably a rare earth aluminum garnet--having an epitaxial surface layer of a second garnet having a lattice constant larger than that of the body garnet so as a compressive strain, to thereby strengthen the blade.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Apr 6, 1993

Rescinded

Aug 24, 1995

Duration

2 years, 4 months

Inventor

  • 1DEVLIN M. GUALTIERI

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records