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PHASE TRANSITIONAL ABSORPTION METHOD

  • US 20070237695A1
  • Filed: 04/07/2006
  • Published: 10/11/2007
  • Est. Priority Date: 04/07/2006
  • Status: Active Grant
First Claim
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1. A method for separating a gas from gas mixture by absorbing it with a liquid which is able to selectively absorb the gas, the method comprising:

  • Introducing a liquid absorbent into the absorber through an inlet;

    said liquid absorbent consists of a plurality of compounds, said compounds that reacts with the absorbed gas is activated agent, said compound that do not react with the absorbed gas are solvents, the activated agent and the solvent form a solution;

    Introducing the gas mixture into the absorber through an inlet, allowing the liquid absorbent to absorb the gas and to convert it into absorbed gas;

    Allowing absorbed gas to react with said activated agent in liquid absorbent to form new compound where said new compound is separated out from liquid absorbent and forms new liquid phase, the gas rich phase;

    Separating the gas rich phase with the gas lean phase, solvent;

    Cycling the solvent back to the absorber;

    Regenerating the gas rich phase in regeneration column;

    Collecting the gas from the gas rich phase in the regeneration column; and

    Cycling the activated agent back to absorbent.

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