| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 03.00 |
| PATENT ASSIGNEE | United Technologies |
| PATENT CLAIMS |
- Depositing MCrAlY (M = Ni,Co,Fe) bond coat onto super alloy substrate - Removing undesired oxides & contaminants from bond coat with an ionized gas stream cleaning process by placing the coated substrate into a vacuum chamber, redu cing the pressure inside chamber, flowing inert gas into chamber & striking & maintaining an arc between the coa ted substrate & electrode - Forming adherent Al oxide scale on bond coat - Depositing ceramic layer having columnar structure on Al oxide scale by physical vapor deposition |
| PATENT PHOTOCOPY | Available on request |
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