REFRIGERANT REPLACING R 22 Russian patent published in 2004 - IPC

Abstract RU 2241729 C2

FIELD: refrigerating agents.

SUBSTANCE: invention relates to a refrigerant, used in particular, for air conditioning. The composition of refrigerant involves fluorohydrocarbon component comprising 1,1,1,2-tetrafluoroethane (R 134a) and pentafluoroethane (R 125). The composition involves additionally additive taken among the group involving saturated hydrocarbon or their mixture boiling in the range of temperatures from -5oC to +70oC. Invention involves a diluting agent for refrigerant and a method for modifying the refrigerating system or the air conditioning system comprising R 22 as a refrigerant. Proposed compositions don't comprise chlorine atoms and don't exert harmful effect on ozone layer.

EFFECT: improved and valuable properties of agent.

18 cl, 8 tbl, 3 dwg, 7 ex

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RU 2 241 729 C2

Authors

Pauehll Richard

Pul Dzhon Ehdvard

Kapper Dzhon Derek

Tomas Dzhejms Viktor

Dates

2004-12-10Published

2000-09-29Filed