Patent ID: 6637238
Filing Date: 2003-10-28
Classification: F25B,F25J

Abstract:
Apparatus for compressing gaseous refrigerant for use in a refrigeration circuit of a liquefaction plant, which refrigeration circuit has an inlet for refrigerant at a refrigeration pressure, a first outlet for refrigerant at a low pressure, a second outlet for refrigerant at an intermediate pressure and a third outlet for refrigerant at a high pressure, which apparatus comprises a first compressor and a second compressor, wherein the first compressor has a main inlet for receiving the refrigerant from the first outlet, a side inlet for receiving the refrigerant from the third outlet and an outlet that can be connected to the inlet of the refrigeration circuit, and wherein the second compressor has a main inlet for receiving the refrigerant from the second outlet and an outlet that can be connected to the inlet of the refrigeration circuit.