Ceramic heat-insulating layers having increased corrosion resistance to contaminated fuels

US8592044B2 · kind B2 · utility

Assignee

• Siemens Aktiengesellschaft · DE

Inventors

• Jens Birkner · Oberhausen, DE
• Knut Halberstadt · Mülheim, DE
• Eckart Schumann · Wetter (Ruhr), DE
• Werner Stamm · Mülheim an der Ruhr, DE

Key dates

• Filing date: Dec 4, 2008
• Grant date: Nov 26, 2013
• Expiry date: Aug 8, 2030

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F05D2300/21
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

Ceramic coatings for a component that is subjected to high temperatures, especially for a turbine blade are provided. The ceramic coatings contain one or more compounds that are selected from alkaline earth silicates, ZrV2O7 and Mg3(VO4)2. A layer system including at least one coating of the ceramic coating is also provided.