Semi-molten metal molding method and apparatus

Details Semi-molten metal molding method and apparatus Semi-molten metal molding method and apparatus

1994-02-03

1996-11-19

Hail, III, Joseph J.

Metal founding

Process

Shaping liquid metal against a forming surface

164312, 164900, B22D 2709, B22D 1704, B22C 900

Patent

active

055753256

ABSTRACT:
The present invention is to provide a semi-molten metal molding apparatus with a die including a die hole and a cavity, and a punch movable into the die hole, in which the die hole is opened downwardly, and the punch is set below the die hole in such a manner that it is movable into the die hole. According to the present invention, the cavity is filled with a part of the material which has no oxide film or has an oxide film smaller in thickness.

REFERENCES:
patent: 4512383 (1985-04-01), Suzuki et al.
patent: 4687042 (1987-08-01), Young
patent: 4771818 (1988-09-01), Kenney
patent: 4842038 (1989-06-01), Fujino et al.

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