发明名称 Process for drying difluoromethane
摘要 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° C. and at a pressure of between 0.5 and 25 atm.
申请公布号 US6866787(B1) 申请公布日期 2005.03.15
申请号 US19990456558 申请日期 1999.12.08
申请人 ARKEMA 发明人 BERTOCCHIO RENE
分类号 B01D53/28;B01J20/18;B01J20/34;C07C17/38;C07C17/389;C07C19/08;(IPC1-7):B01D15/00;B01D53/04;B01D53/26 主分类号 B01D53/28
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