e, Co2O3 replacing some of the platinum in the refractory-supported barium/platium catalyst; diesel engines; internal combustion engines; pollution control of greenhouse gasesUS7824656 *14 Mar 20062 Nov 2010University Of Reginawater gas shift reaction (WGSR) catalyst comprising nickel, copper, or other metal oxide thereof, dispersed on a support; for catalytic reaction of H2O and carbon monoxide t