Method for processing residue-containing packages

Details Method for processing residue-containing packages Method for processing residue-containing packages

1996-09-03

1998-09-29

Jagannathan, Vasu

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Process of treating scrap or waste product containing solid...

521 40, 521 495, 524235, 422286, 422292, 422901, C08J 1104, C08J 300, B01D 100

Patent

active

058146741

ABSTRACT:
A method is disclosed for processing residue-containing packages so as to receive valuable materials, in particular pressure containers for dispensing foams with propellant gases. For that purpose, extraction with a solvent is carried out essentially in atmosphere of propellant gas and/or solvent vapors.

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"FCKW aus PUR-Isolierschaum ruckgewinnen," Kuststoffe, vol. 80, No. 4, p. 509 (Apr. 1990), Munich, Germany.

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