Invention Grant
- Patent Title: Metal alloy compositions and articles comprising the same
- Patent Title (中): 金属合金组合物及其制品
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Application No.: US11621325Application Date: 2007-01-09
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Publication No.: US07727318B2Publication Date: 2010-06-01
- Inventor: Ganjiang Feng , Canan Uslu Hardwicke , Melvin Robert Jackson
- Applicant: Ganjiang Feng , Canan Uslu Hardwicke , Melvin Robert Jackson
- Applicant Address: US NY Schenectady
- Assignee: General Electric Company
- Current Assignee: General Electric Company
- Current Assignee Address: US NY Schenectady
- Agency: Cantor Colburn LLP
- Main IPC: C23C16/18
- IPC: C23C16/18 ; C23C16/00 ; C25D1/08

Abstract:
Improved compositions are described for the protection of gas turbine parts at elevated temperatures. The compositions are of the MCrAlY type, wherein M is selected from nickel, or a combination of nickel with cobalt, iron, or combinations thereof. The compositions further comprise palladium, platinum, rhodium, or combinations thereof, hafnium, titanium, zirconium, or combinations thereof; and can further include silicon, germanium, or combinations thereof, wherein the composition results in improved Al retention properties. Also disclosed herein are articles comprising the coatings.
Public/Granted literature
- US20080163786A1 METAL ALLOY COMPOSITIONS AND ARTICLES COMPRISING THE SAME Public/Granted day:2008-07-10
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