As refrigerants evolve, compressor lubricants must keep pace. The wrong oil-refrigerant combination can reduce efficiency, ...

In any refrigeration system, as refrigerant vapor leaves a compressor, so does a small amount of oil. This oil travels through the discharge line, condenser, liquid line, and evaporator, and then back ...

Spreading the gospel of automatic-lubrication systems throughout the construction industry has been a matter of evangelism, not just product innovation, according to Kenneth Walsh, who manages ...