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    • 132. 发明专利
    • CATALYST FOR REFORMING HYDROCARBON WITH STEAM
    • JPH10216521A
    • 1998-08-18
    • JP2745297
    • 1997-02-12
    • MITSUBISHI HEAVY IND LTD
    • YASUTAKE SATONOBUTSUKUDA IWAOIMAI TETSUYA
    • C01B3/40B01J23/76B01J23/78C10G35/06H01M8/06
    • PROBLEM TO BE SOLVED: To produce a catalyst which carries out a reforming reaction of a hydrocarbon with steam for a long duration, accompanied with little carbon precipitation by using a heat-resistant oxide containing alumina and zirconia as a support and depositing nickel oxide as a catalytically active component and one or more compounds such as lanthanum oxide as auxiliary catalytic components on the support. SOLUTION: A catalyst for reforming hydrocarbon with steam and which has excellent carbon precipitation suppressing effect on the surface even at low reaction temperature and low S/C ratio condition is produced by employing a heat resistant oxide containing zirconia and alumina as a support and depositing nickel oxide as a catalytically active component and one or more of lanthanum oxide, potassium oxide as auxiliary catalytic components on the support. The deposition amount of nickel oxide is not less than 5wt.% and not more than 20wt.% to the total weight of the catalyst, and the total deposition amount of lanthanum oxide and potassium oxide is not less than 1wt.% and not more than 10wt.% to the total weight of the catalyst and the content of zirconia is not less than 1wt.% and not more than 10wt.% to the total weight of the support.