| PATENT CLAIMS |
Prepn of 2H-heptafluoropropane from C3F6 & HF in an apparatus equipped with bubble column filled with as reaction medium a liquid hydrofluoride of organo-N base of formula
- [B.nHF]; B = organo-N base & n < 4, said column filled with system for recycling reaction medium used, comprising a base part (P), a reaction tube (T) equipped with flow resistance giving rise to an acceleration of liquid reaction medium flow as it passes through resistance 7 a head part (H), said process in said apparatus including maintaining high degree of dispersion of the gases in reaction medium in (T), but avoiding complete dissolution of gases in reaction medium
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