New API guidelines for testing and labeling shaker screens should simplify the screen selection process and provide screens that will efficiently filter cuttings from drilling mud. This article is the ...

Because refrigerants and refrigeration oils are miscible in one another, there will always be some oil that leaves the compressor with the refrigerant being circulated. Also, any time flooding or ...

During the normal compression cycle, as the refrigerant is discharged from a compressor a small amount of refrigerant oil will also be discharged. It is important that this discharged oil returns back ...