Patent ID: 6755892
Filing Date: 2004-06-29
Classification: A62B,B01D,B01J,Y02A,Y02C

Abstract:
A system of removing carbon dioxide (CO 2) from a gas stream produced in energy extracting systems comprising:a CO2 sorbent bed containing an amine/nitrile CO2 sorbent, wherein a major portion of the amine portion of said sorbent is formed from secondary amine groups, and at least one functional nitrile group; a conduit for communicating a source of gas containing CO2 with said sorbent bed, a conduit for communicating said sorbent bed with an outlet, a regeneration device for evolving CO2 from said CO2 sorbent bed, and at least one valve disposed to control a flow of said gas into and out of said sorbent bed, wherein said gas stream is produced by burning of fossil fuels.