Method for obtaining a purified hydrofluoroalkane, purified...

Details Method for obtaining a purified hydrofluoroalkane, purified... Method for obtaining a purified hydrofluoroalkane, purified...

2006-07-18

2006-07-18

Therkorn, Ernest G. (Department: 1723)

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

C210S656000, C210S198200, C095S082000

Reexamination Certificate

active

07077960

ABSTRACT:
Process for the production of a hydrofluoroalkane, according to which hydrofluoroalkane comprising organic impurities is subjected to at least two distillations.

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Mikes, Laboratory Handbook of Chromatographic and Allied Methods, John Wiley, 1979, pp. 540-541.

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