Crack repair in hot section components of superalloys

Details Crack repair in hot section components of superalloys Crack repair in hot section components of superalloys

1987-11-25

1989-06-27

Jordan, M.

Metal fusion bonding

Process

Repairing, restoring, or renewing product for reuse

228206, 228175, B23K 3102

Patent

active

048421839

ABSTRACT:
A process is provided in which engine-induced cracks are first converted to weld-induced cracks caused to occur in a chromium halide environment then a braze alloy is brought into contact with the weld-induced cracks and the whole results in a far superior product.

REFERENCES:
patent: 4016394 (1977-04-01), Hecht et al.
patent: 4028787 (1977-06-01), Creteua et al.
patent: 4078977 (1978-03-01), Fountain
patent: 4226712 (1981-05-01), Park et al.
patent: 4285459 (1981-08-01), Baladjanian et al.
patent: 4493451 (1985-01-01), Clark et al.
The HF "Fluoride-Ion", Cleaning Technique for Superalloys, Pochet, Louis F.

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