Metal treatment – Compositions – Heat treating
Patent
1976-10-28
1978-09-12
Stallard, W.
Metal treatment
Compositions
Heat treating
C22F 100
Patent
active
041135229
ABSTRACT:
A method for making metallic structures especially those having a complex variable thickness, utilizing superplastic forming and forging. A metal preform having superplastic characteristics is positioned relative to a shaping member which substantially defines the final configuration of the preform. The preform is superplastically expanded and forged against the shaping member to produce the final structure.
REFERENCES:
patent: 3591916 (1971-07-01), Arthur
patent: 3997369 (1976-12-01), Grimes et al.
patent: 3998665 (1976-12-01), Oshida
Ascani Leonard A.
Hamilton C. Howard
Rockwell International Corporation
Silberberg Charles T.
Stallard W.
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