Method for removal of surface layers of metallic coatings

Details Method for removal of surface layers of metallic coatings Method for removal of surface layers of metallic coatings

1997-01-31

2000-03-14

Bareford, Katherine A.

Coating processes

Restoring or repairing

Metal article

427264, 427282, 427287, 4273837, B05D 132, B05D 302

Patent

active

060369957

ABSTRACT:
A method for removing surface layers of a metal coating is disclosed. The method comprises applying an aluminum containing slurry to the surface of the metal coating, melting and diffusing the aluminum to form an aluminide layer within the surface of the metal coating, and removing the aluminide layer.

REFERENCES:
patent: 3622391 (1971-11-01), Baldi
patent: 4724172 (1988-02-01), Mosser et al.
Viswanathan, R., and Allen, J.M., Proceedings of an International Conference by ASM International and the EPRI, "Life Assessment and Repair Technology For Combustion Turbine Hot Section Components" (1990), (no month date).
Czech, N., and Kempster, A., AK/S/Cannes/Iss8, "Reproducible Removal of Consumed MCrAIY Coatings from Industrial Gas Turbine Blades", (Apr. 23, 1996).

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