Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ – Of inorganic materials
Patent
1983-12-29
1986-02-18
Anderson, Philip
Plastic and nonmetallic article shaping or treating: processes
Pore forming in situ
Of inorganic materials
264 69, 264 70, 404115, 425429, 425456, B28B 108, C04B 3800
Patent
active
045713219
ABSTRACT:
A method and apparatus for leveling a batch of pulverulent constituents in making a vitreous cellular material. A screen structure having at least one substantially flat screen layer is impressed down into and through at least a portion of the batch of pulverulent constituents. The screen structure is vibrated horizontally in a circular orbital motion while impressing the screen structure down into and through at least a portion of the batch of pulverulent constituents.
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Kijowski John
Miller Gregory D.
Anderson Philip
Pittsburgh Corning Corporation
Price, Jr,. Stanley J.
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