Plastic and nonmetallic article shaping or treating: processes – Removal of liquid component or carrier through porous mold... – By direct application of vacuum or pneumatic pressure
Patent
1994-05-18
1996-03-12
Aftergut, Karen
Plastic and nonmetallic article shaping or treating: processes
Removal of liquid component or carrier through porous mold...
By direct application of vacuum or pneumatic pressure
264122, 425 84, 425130, 425425, 425435, B28B 126, B28B 1302
Patent
active
054983835
ABSTRACT:
A slip casting process and apparatus for producing parts with graded properties across the thickness of the body of the parts. A number of slips is combined at a varying predetermined ratio and passed continuously through a casting mold between its inlet and outlet. The process can be carried out under elevated pressure. The casting mold can be positioned vertically or horizontally.
REFERENCES:
patent: 1693429 (1928-11-01), Austin
patent: 2288661 (1942-07-01), Wadman
patent: 2962790 (1960-12-01), Daniel
patent: 4252759 (1981-02-01), Yannas et al.
patent: 4798694 (1989-01-01), Sugata et al.
patent: 5167813 (1992-12-01), Iwata et al.
Boulanger Jean
Marple Basil
Aftergut Karen
National Research Council of Canada
Szereszewski Juliusz
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