Gaseous modification of MCrAlY coatings

Patent · Sat Jan 01 00:00:00 EST 2000

OSTI ID:873293

Vance, Steven J ^[1]; Goedjen, John G ^[2]; Sabol, Stephen M ^[1]; Sloan, Kelly M ^[3]

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1. Orlando, FL
2. Oviedo, FL
3. Longwood, FL

The present invention generally describes methods for modifying MCrAlY coatings by using gaseous carburization, gaseous nitriding or gaseous carbonitriding. The modified MCrAlY coatings are useful in thermal barrier coating systems, which may be used in gas turbine engines.

• Research Organization: Westinghouse Electric Corp., Pittsburgh, PA (United States)
• DOE Contract Number: FC21-95MC32267
• Assignee: Siemens Westinghouse Power Corporation (Orlando, FL)
• Patent Number(s): US 6129988
• OSTI ID: 873293
• Country of Publication: United States
• Language: English

Related Subjects

gaseous
modification
mcraly
coatings
describes
methods
modifying
carburization
nitriding
carbonitriding
modified
useful
thermal
barrier
coating
systems
gas
turbine
engines
coating systems
thermal barrier
turbine engine
gas turbine
barrier coating
turbine engines
mcraly coatings
describes methods
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