Azeotrope-like compositions of difluoromethane

Details Azeotrope-like compositions of difluoromethane Azeotrope-like compositions of difluoromethane

2008-07-08

2008-07-08

Hardee, John R (Department: 1796)

Compositions

Vaporization, or expansion, refrigeration or heat or energy...

Reexamination Certificate

active

07396485

ABSTRACT:
The invention relates to azeotropic and azeotrope-like mixtures of HFC-32, HCl, and Cl2, and processes for separating the azeotrope-like mixtures of HFC-32 and HCL and HFC-32, HCL and Cl2.

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patent: 6635790 (2003-10-01), Garrait et al.
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patent: 751108 (1997-01-01), None
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patent: 9948850 (1999-09-01), None

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