Use of adsorbents for the purification of dry cleaning solvents
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United States of America Patent
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Oct 16, 2012
Grant Date -
Jul 7, 2011
app pub date -
May 14, 2009
filing date -
May 14, 2008
priority date (Note) -
Expired
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Abstract
The present invention refers to the use of an adsorbent comprising particles comprising an amorphous phase and a crystalline phase for the purification of dry cleaning solvents. The present invention furthermore relates to a filter unit containing such an adsorbent. It also refers to a dry cleaner containing a filter according to the invention. Additionally, the present invention refers to a process for dry cleaning textiles, wherein an adsorbent according to the invention is used.
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