Fig. 5From: Recycled eggshells as precursors for iron-impregnated calcium oxide catalysts for partial oxidation of methaneEffect of flowrate on (a) conversion of methane, (b) selectivity for C2 hydrocarbons and carbon oxides, (c) selectivity of C3–C6 hydrocarbons, (d) selectivity of C2 hydrocarbons under the experimental conditions: 10 g of 2% Fe-loaded eggshell catalyst. 650 ºC, CH4:O2 = 3.0Back to article page