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APPARATUS FOR THE LIQUEFACTION OF A GAS AND METHODS RELATING TO SAME

  • US 20070017250A1
  • Filed: 09/28/2006
  • Published: 01/25/2007
  • Est. Priority Date: 05/04/2001
  • Status: Active Grant
First Claim
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1. A method of liquefying a gas, the method comprising:

  • providing a source of gas and flowing a portion of the gas from the source;

    dividing the portion of the gas into at least a process stream and a cooling stream;

    flowing the process stream sequentially through a first compressor and a first side of at least one heat exchanger;

    flowing the cooling stream sequentially through a second compressor and a second side of the at least one heat exchanger;

    expanding at least a portion of the process stream subsequent flowing the process stream through the first side of at least one heat exchanger to produce a liquid.

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