Process for separating difluoromethane

Details Process for separating difluoromethane Process for separating difluoromethane

1996-05-23

1998-07-28

Bhat, Nina

Distillation: processes, separatory

Adding material to distilland except water or steam per se

Organic compound

203 80, 570170, 570178, B01D 334

Patent

active

057858225

ABSTRACT:
The present invention provides a method for separating dichlorodifluoromethane from difluoromethane. More specifically, a process is provided for separating dichlorodifluoromethane and difluoromethane using azeotropic distillation.

REFERENCES:
patent: 5211020 (1993-05-01), Taylor et al.
patent: 5470442 (1995-11-01), Mahler et al.
patent: 5523015 (1996-06-01), Daikin et al.

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