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Method of liquifying a gas

United States Patent Application

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A method of liquefying a gas is disclosed and which includes the steps of pressurizing a liquid; mixing a reactant composition with the pressurized liquid to generate a high pressure gas; supplying the high pressure gas to an expansion engine which produces a gas having a reduced pressure and temperature, and which further generates a power and/or work output; coupling the expansion engine in fluid flowing relation relative to a refrigeration assembly, and wherein the gas having the reduced temperature is provided to the refrigeration assembly; and energizing and/or actuating the refrigeration assembly, at least in part, by supplying the power and/or work output generated by the expansion engine to the refrigeration assembly, the refrigeration assembly further reducing the temperature of the gas to liquefy same.
Zollinger, William T. (Idaho Falls, ID), Bingham, Dennis N. (Idaho Falls, ID), McKellar, Michael G. (Idaho Falls, ID), Wilding, Bruce M. (Idaho Falls, ID), Klingler, Kerry M. (Idaho Falls, ID)
10/ 752,653
January 6, 2004
[0001] The United States Government has rights in the fillowing invention pursuant to Contract No. DE-AC07-99ID13727 between the U.S. Department of Energy and Bechtel BWXT Idaho, LLC.