catalysts for u043eu043au0438u0441u043bu0438u0442u0435u043bu044cu043du043eu0433u043e combination of hydrocarbons

摘要

the catalyst comprises (a) at least one element selected from the group consisting of u043bu0430u043du0442u0430u043du043eu0438u0434u043du0443u044e group, mg, ca, and the elements of the periodic table (ti, group 4Zr and Hf); (b) at least one element selected from the group consisting of elements of group 1, li, na, k, rb, cs,the elements of group 3 (including la and au) and groups of 5 to 15 of the periodic table; (c) at least one element selected from the group consisting of elements of group 1, li, na, k, rb, cs and el the ca,sr and ba; and (d) oxygen.