Ultrasonic flaw-detection method and apparatus for blade groove in turbine rotor disc

Assignee

• Mitsubishi Heavy Industries Compressor

Inventors

• Mikiyasu Urata (2 patents)
• Seiichi Kawanami (4 patents)
• Kiyotaka Aoki (7 patents)
• Yoshikazu Yamada (96 patents)
• Daisuke Takemura (2 patents)
• Atsushi Nakajima (90 patents)

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