Process for drying difluoromethane
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United States of America Patent
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Sep 25, 2007
Grant Date -
Mar 27, 2003
app pub date -
Oct 23, 2002
filing date -
Dec 8, 1998
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Abstract
Process for drying wet F32, which comprises placing a stream of the said F32 in continuous contact with a feed stock of a composition comprising a molecular sieve chosen from a 3A type sieve, at a temperature of between 5 and 78.degree. C. and at a pressure of between 0.5 and 25 atm.
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