Compositions – Vaporization – or expansion – refrigeration or heat or energy...
Patent
1995-04-11
1997-09-09
McGinty, Douglas J.
Compositions
Vaporization, or expansion, refrigeration or heat or energy...
510412, 510177, C09K 504, C11D 730, C11D 750
Patent
active
056652666
ABSTRACT:
The present invention discloses azeotropic or azeotrope-like compositions which include HCl that can be employed in a distillation or an extractive distillation process for separating HCl from pentafluoroethane, chloropentafluoroethane, chlorotrifluoroethane, trifluoromethane, and other fully saturated and unsaturated fluorocarbons, chlorofluorocarbons and chlorocarbons.
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Felix Vinci Martinez
Mahler Barry Asher
Miller Ralph Newton
E. I. Du Pont de Nemours and Company
McGinty Douglas J.
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