Plastic article or earthenware shaping or treating: apparatus – With foraminous or absorbent means for removal of vehicle or... – Vacuum means
Patent
1978-05-31
1979-07-10
Flint, Jr., J. Howard
Plastic article or earthenware shaping or treating: apparatus
With foraminous or absorbent means for removal of vehicle or...
Vacuum means
425 3, 425 84, 425574, 425575, B30B 428
Patent
active
041606337
ABSTRACT:
Apparatus for moulding components in compactable materials, including a die plate with die cavities closed by a filter assembly at one side of the die plate, the filter assembly being constituted by a filter block with a grooved or perforated surface and a filter pad in abutment with said grooved or perforated surface. The compactable material may be a slurry material containing magnetic particles for producing permanent magnet compacts, in which case means may be provided for maintaining a magnetic field around the die cavities.
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patent: 3234598 (1966-02-01), Quinn
patent: 3585691 (1971-06-01), Wingblade et al.
patent: 3602287 (1971-08-01), Eversdyk
patent: 3804576 (1974-04-01), Hehl
patent: 3881853 (1975-05-01), Loubie
patent: 3989581 (1976-11-01), Kober et al.
Spencer Gerald
Strawson Kenneth H.
Flint, Jr. J. Howard
National Research Development Corporation
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