COOLING PROCESS FOR BY APPLICATION OF AN EXTERNAL MECHANICAL CYCLE RECOVERY or fractionation of a mixture, which consists essentially of butane and propane, a crude CONTAINED IN GAS.

摘要

The invention relates to a process for producing a refrigeration plant or using a mixture composed mainly of butane and propane and contained in a gas. / p & & p & it is characterizes in that this mixture constitutes itself - same the refrigerant fluid of a cycle mechanical packaging: compressor 8, a condenser 12, accumulator 15 and the heat exchanger 4. / p & & p & the invention applies to the recovery and to the fractionation of such a mixture.