Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ – By mechanically introducing gas into material
Patent
1990-07-16
1992-02-25
Lowe, James
Plastic and nonmetallic article shaping or treating: processes
Pore forming in situ
By mechanically introducing gas into material
264313, 264338, C04B 3332, B28B 730, B28B 736
Patent
active
050911279
ABSTRACT:
Dimples can be produced in the surfaces of cast ceramic pieces by casting these pieces in a mold which contains as the dimple producing pattern a layer of bubble pack. In another embodiment of the invention, there is described the mold which incorporates bubble pack to produce dimpled effects in cast ceramic pieces.
REFERENCES:
patent: 4840654 (1989-06-01), Pryor
"Air Bubble Cushioning Materials as Diverse as Your Needs," published by Astro-Valcour, Inc.-Publication date unknown.
Fiorilla Christopher A.
Lowe James
Magneco/Metrel, Inc.
Premo John G.
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