| 摘要 |
There is disclosed a catalytic composition represented by the formula: (Mo)a(W)b(Bi)c(Pb)d(Sb)e(K)f(P)g(O)h in which a, b, c, d, e, f, g and h stand for the numbers of atoms for molybdenum, tungsten, bismuth, lead, antimony, potassium, phosphorus and oxygen elements respectively, wherein, given that a+b=12, 0</=b</=7 0.4</=c</=7 2</=d</=12 0.005</=e/a</=1.
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| 申请人 |
MITSUBISHI CHEMICAL INDUSTRIES, LIMITED |
发明人 |
KAGEYAMA, YOICHI;HATANO, MASAKATSU;KOYAMA, TORU;KANEKO, TAKAO;MURAYAMA, MASAYOSI;OSHIMA, KAZUNORI |
