Invention Application
- Patent Title: RHENIUM-CONTAINING PROTECTIVE LAYER FOR PROTECTING A COMPONENT AGAINST CORROSION AND OXIDATION AT HIGH TEMPERATURES
- Patent Title (中): 含铑保护层,用于保护高温腐蚀和氧化成分
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Application No.: US10701837Application Date: 2003-11-05
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Publication No.: US20050064229A1Publication Date: 2005-03-24
- Inventor: Werner Stamm
- Applicant: Werner Stamm
- Assignee: Siemens Aktiengesellschaft
- Current Assignee: Siemens Aktiengesellschaft
- Priority: EP01125260.8 20011024
- Main IPC: C22C19/05
- IPC: C22C19/05 ; C23C28/00 ; C23C30/00 ; F01D5/28 ; F01D25/00 ; B32B15/00

Abstract:
A protective layer has the composition 0.5 to 2% of rhenium, 15 to 21% of chromium, 9 to 11.5% of aluminum, 0.05 to 0.7% of yttrium and/or at least one equivalent metal from the group consisting of scandium and the rare earths, 0 to 1% of ruthenium, remainder cobalt and/or nickel and production-related impurities, and is scarcely subject to any embrittlement from Cr/Re precipitations.
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