Process for the hot-forming of at least one sheet made of a mate

Details Process for the hot-forming of at least one sheet made of a mate Process for the hot-forming of at least one sheet made of a mate

1986-02-12

1987-11-17

Echols, P. W.

Metal working

Method of mechanical manufacture

Utilizing transitory attached element or associated separate...

77379, B23P 1704

Patent

active

047063610

ABSTRACT:
Process for the hot forming of sheets (5) made of a material that is difficult to work, especially of a dispersion-hardened high-temperature alloy by hot-isostatic pressing in one operation against the contour of a mold (1) serving as negative form in a container (2) that is under vacuum (6) and closed by a cover (3) with welding seam (4). In addition, joining of several sheets (5) to form one body (9) of complicated shape by the diffusion bonding process at the end of the hot-isostatic pressing in one heat in the same single operation.

REFERENCES:
patent: 3068565 (1962-12-01), King et al.
patent: 3071853 (1963-01-01), Price et al.
patent: 3739617 (1973-06-01), Stejskal
patent: 4117970 (1978-10-01), Hamilton et al.
patent: 4333216 (1982-06-01), Slaughter
patent: 4559797 (1985-12-01), Raymond

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