Product, especially a gas turbine component, with a ceramic heat insulating layer

US6764771B1 · kind B1 · utility

Assignee

• Siemens Aktiengesellschaft · DE

Inventors

• Beate Heimberg · Berlin, DE
• Wolfram Beele · Ratingen, DE
• Karl Kempter · Hersbruck, DE
• Ulrich Bast · Birkenfeld, DE
• Thomas Haubold · Erbach, DE
• Michael Hoffmann · Gablingen, DE
• Axel Endriss · Stuttgart, DE
• Peter Greil · Weisendorf, DE
• Chu-Wan Hong · Taichung, TW
• Fritz Aldinger · Rodenbach, DE
• Hans-Jörg Seifert · Stuttgart, DE

Key dates

• Filing date: Dec 22, 2000
• Grant date: Jul 20, 2004
• Expiry date: Dec 22, 2020

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T50/60
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

The invention relates to a product (1), particularly a gas turbine blade that can be exposed to a hot aggressive gas (7). The product (1) has a metallic basic body (2), which is provided with a thermal barrier coating (4) having a spinel of the composition AB2O4.