A gas separation device for {HEAD ~ the removal} of carbon oxides from {TAIL ~ a hydrogen rich gas stream} in the form of a composite comprising a hydrogen diffusion membrane and a methanation catalyst 
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A gas separation device for { HEAD ~ the removal } of carbon oxides from { TAIL ~ a hydrogen rich gas stream } in the form of a composite comprising a hydrogen diffusion membrane and a methanation catalyst
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH