Method for the drying and recovery of polyethylene waste materia

Details Method for the drying and recovery of polyethylene waste materia Method for the drying and recovery of polyethylene waste materia

1975-02-03

1977-01-18

Camby, John J.

Drying and gas or vapor contact with solids

Apparatus

With means to treat gas or vapor

34 26, 34 30, 34 53, F26B 700

Patent

active

040031365

ABSTRACT:
A method for drying and recovering polyethylene waste material is disclosed. In the preferred procedure, the raw waste material is defiberized, dried in a novel manner, and then pelletized into the finished product which is suitable for plastic processing. The drying process for the waste material provides for temperature control of heated air at specific places.

REFERENCES:
patent: 2657472 (1953-11-01), Fry, Jr.
patent: 3509245 (1970-04-01), Santangelo et al.
patent: 3631605 (1972-01-01), Wylie et al.
patent: 3905122 (1975-09-01), Ohshima et al.

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