Method and apparatus for regenerating foamed plastics

Details Method and apparatus for regenerating foamed plastics Method and apparatus for regenerating foamed plastics

1978-12-19

1981-03-03

Anderson, Philip

Plastic and nonmetallic article shaping or treating: processes

Recycling of reclaimed or purified process material

Of gaseous process material

264321, 264DIG69, 425196, 425223, 425DIG46, B29C 2900

Patent

active

042540682

ABSTRACT:
A regenerating apparatus for foamed plastics comprising two rollers connected to driving means capable of rotation toward inside respectively and mounted horizontally in parallel with each other at a predetermined gap, a heating means incorporated to the inside of the rollers, and a scraping means for molten plastics provided to the outside of at least one of the rollers in contaction with the surface thereof.

REFERENCES:
patent: 3504399 (1970-04-01), Wolf
patent: 3531562 (1970-09-01), Serrano et al.
patent: 3607999 (1971-09-01), Corbett et al.
patent: 3922131 (1975-11-01), Stegmeier
patent: 4067826 (1978-01-01), Emery

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