|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 14 인용 특허 : 3|
In an apparatus having a refrigeration cycle, the refrigeration cycle is formed by annularly connecting a compressor, a condenser, an expansion device and an evaporator with one another, the apparatus uses propane, isobutane or ethane as a refrigerant, and uses refrigerating machine oil having less mutual solubility with the refrigerant, and a dryer is provided in the refrigeration cycle for absorbing water. In stead of the dryer, an additive which reacts with water may be included in said refrigerating machine oil. With this arrangement, the amount of t...
[ What is claimed is:] [1.] An apparatus having a refrigeration cycle, where said refrigeration cycle is formed by annularly connecting a compressor, a condenser, an expansion device and an evaporator with one another, said apparatus uses a refrigerant comprising, as a main component, one of propane, isobutane and ethane, or a mixture of a plurality of these components, and uses refrigerating machine oil wherein a mutual solubility between said refrigerating machine oil and said refrigerant is 5 wt % or less at 25.degree. C., and a dryer is provided in s...