Method for processing residue-containing packages
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United States of America Patent
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Sep 29, 1998
Issued Date -
N/A
app pub date -
Sep 3, 1996
filing date -
Apr 23, 1992
priority date (Note) -
Expired
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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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