Patent ID: 6488120
Filing Date: 2002-12-03
Classification: F04B,F25B

Abstract:
An oil lubricated gas compressor unit, comprising:an oil lubricated gas compressor in a housing having an oil sump, a minimum quantity A of oil being required in said sump for operation of the compressor, an initial charge of oil in said compressor exceeding quantity A, said compressor outputting compressed gas containing a first fraction of said lubricating oil as an oil carryover; an oil separator being input said compressed gas and said first oil carryover fraction from said compressor and outputting said compressed gas together with a second fraction of said lubricating oil, a remainder separated from said first fraction being returned to said compressor housing from said oil separator; an adsorber being input said compressed gas and said second oil carryover fraction, said adsorber being sized to contain at least approximately 25% more oil than a quantity B which will cause a shutdown when transferred from said compressor, said compressed gas leaving said absorber oil never leaving the adsorber in operation of said unit.