Pelletizing roll and method

Details Pelletizing roll and method Pelletizing roll and method

1989-09-18

1990-12-11

Theisen, Mary Lynn Fertig

Plastic and nonmetallic article shaping or treating: processes

With severing, removing material from preform mechanically,...

To form particulate product

264117, 264118, 425201, 425202, 425310, B29B 900, B29B 902

Patent

active

049769073

ABSTRACT:
An improved roll and method for mixing, shearing and pelletizing materials utilizing a pair of conical-shaped rollers positioned adjacent to one another with one of the rollers having a plurality of perforations in its narrow end and the other of the rollers, in one embodiment, heated, with material positioned in the nip at the wider end of the rollers moving during operation of the rollers to the narrow end where the material is forced through the perforations and cutt off inside the roller forming pellets.

REFERENCES:
patent: 271589 (1883-02-01), Anderson
patent: 909133 (1909-01-01), Baur
patent: 1327254 (1920-01-01), Remmers
patent: 2833481 (1958-05-01), Perks
patent: 3287480 (1966-11-01), Wechsler et al.
patent: 3592129 (1971-07-01), List
patent: 3627865 (1971-12-01), Wittwer et al.

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