Powder compacting presses

Plastic article or earthenware shaping or treating: apparatus – Female mold and opposed coaxial dynamic press members – Opposed press members each moving one at a time toward the...

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425DIG35, B30B 1104

Patent

active

041474899

ABSTRACT:
A press for compacting powders in which a first plunger is moved into a stationary die to meter and charge powder to be compacted into the die from one end of the die, a second plunger is advanced towards the first plunger to compact the powder within the die and the first plunger is then used to push the compacted powder from the other end of the die.
The press may be used to make pellets of ceramic nuclear fuel material.

REFERENCES:
patent: 84284 (1868-11-01), Klinkhardt et al.
patent: 2404559 (1946-07-01), Ashbaugh
patent: 2431095 (1947-11-01), Tucker
patent: 3029752 (1962-04-01), Frank
patent: 3132379 (1964-05-01), Crane
patent: 3366368 (1968-01-01), Hibbing
patent: 3414940 (1968-12-01), Vinson
patent: 3676030 (1972-07-01), Roepenack et al.

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