Current Applications and Novel Developments

FIGURE 4.23 A three stage membrane separation process—the recycled gas from stage three need to be recompressed. This configuration could typically be used for removal of CO2 from gas stream where the retentate is the product. (From Spillman R.W., Chem. Eng. Progr., 85, 41, 1989. With permission.) 

Source Partly adapted from Zolands R.R., Fleming G.K., Applications. In Ho W.S.W., Sirkar W.S., eds. Membrane Handbook. Kluwer Academic Publishers, London, 2001, 78-94. 

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