Patent ID: 7083662
Filing Date: 2006-08-01
Classification: B01D,C01B,Y02C,Y02P

Abstract:
1. A method of making a product gas mixture comprising: (a) providing a first gas mixture; (b) contacting the first gas mixture with a lean absorber liquid at a first pressure and absorbing a portion of the first gas mixture in the lean absorber liquid to provide a rich absorber liquid and a non-absorbed residual gas; (c) pressurizing the rich absorber liquid provide a pressurized rich absorber liquid to; (d) stripping the pressurized rich absorber liquid with a stripping gas at a second pressure greater than the first pressure to provide a pressurized lean absorber liquid and the product gas mixture; and (e) reducing the pressure of the pressurized lean absorber liquid to provide the lean absorber liquid at the first pressure in (b); wherein the first gas mixture comprises carbon dioxide and the carbon dioxide is absorbed in the lean absorber liquid, and wherein the first gas mixture further comprises hydrogen and carbon monoxide.