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US20090241562 |
METHOD FOR SELECTING LUBRICANTS FOR HEAT PUMPS
Provided is a method for selecting a lubricant and a refrigerant for use in a vapor-compression refrigeration device such that the combination of the lubricant and refrigerant produces a fluid...
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US20090126376 |
Oil Separation in a Cooling Circuit
The invention concerns a method and a cooling system for oil separation in a cooling circuit, including compression means ( 4 ) that supply coolant under a first high pressure through means for oil...
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US20080282713 |
Oil Management System
Method and a system for oil management where a common pressure shield contains all oil management functions for treatment of the mixture of oil and refrigerant leaving the compressor, and returning...
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US20080245082 |
Lubrication System for Touchdown Bearings of a Magnetic Bearing Compressor
A vapor compression system includes a compressor, a condenser, an expansion device and an evaporator. Refrigerant circulates though the closed circuit vapor compression system. Touchdown bearings...
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US20080209924 |
AIR CONDITIONER AND CONTROL METHOD THEREOF
An air conditioner including a plurality of compressors uses at least one oil separator for separating oil from an oil-mixed refrigerant discharged from the compressors. The air conditioner...
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US20080087028 |
Air conditioner
An air conditioner is provided. The air conditioner includes a first and a second heat exchanger, a plurality of compressors, a uniform oil pipe, a plurality of oil separators, and an oil return...
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US20080078618 |
ORIENTATION AND GRAVITY INSENSITIVE IN-CASING OIL MANAGEMENT SYSTEM FOR FLUID DISPLACEMENT DEVICES, AND METHODS RELATED THERETO
Disclosed is a pressurized internal oil management system, comprising an oil dam, at least one oil separator, at least one oil collection manifold, at least one oil pump, and one or more paths for...
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