Biodegradable dry cleaning solvent
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United States of America Patent
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Dec 5, 2000
Issued Date -
N/A
app pub date -
Jan 12, 2000
filing date -
Apr 4, 1997
priority date (Note) -
Expired
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Abstract
A method of dry-cleaning garments which comprises treating the garments with a mixture of propylene glycol tertiary-butyl ether or propylene glycol n-butyl ether and water.
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