Skip to Content
Find More Like This
Return to Search

In-situ formation of multiphase air plasma sprayed barrier coatings for turbine components

United States Patent

September 25, 2001
View the Complete Patent at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
A turbine component (10), such as a turbine blade, is provided which is made of a metal alloy (22) and a base, planar-grained thermal barrier layer (28) applied by air plasma spraying on the alloy surface, where a heat resistant ceramic oxide overlay material (32') covers the bottom thermal barrier coating (28), and the overlay material is the reaction product of the precursor ceramic oxide overlay material (32) and the base thermal barrier coating material (28).
Subramanian; Ramesh (Oviedo, FL)
Siemens Westinghouse Power Corporation (Orlando, FL)
09/ 393,417
September 10, 1999
GOVERNMENT CONTRACT The Government of the United States of America has rights in this invention pursuant to Contract DE-AC05-950R22242, awarded by the United States Department of Energy.