THE EFFECT OF CEO2 SUPPORT UPON ACTIVITY AND SELECTIVITY OF RU AND CO FISCHER TROPSCH CATALYSTS

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作者
ALSHAMMARY, AFY
CAGA, IT
TATA, AY
WINTERBOTTOM, JM
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O61 [无机化学];
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070301 ; 081704 ;
摘要
Some CeO2 supported Ru and Co catalysts with 5% metal loading were prepared by impregnation methods, and characterised by temperature programmed reduction techniques (TPR). Their catalytic activities and selectivities were tested in H2 + CO reactions and compared with a Ru on SiO2 catalyst in the range of 1-9 atmospheres at 260-degrees-C. Ru/SiO2 and Co/SiO2 catalysts gave CH4 only at 1 atm., and = 70% CH4 at 9 atms., whilst CeO2 supported Ru and Co gave significantly smaller quantities (20-80%) of CH4 over the same pressure range.
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页码:453 / 456
页数:4
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