Invention Grant
US08674151B2 Two-step hydrotreatment of a feed derived from a renewable source using a first, metallic, catalyst and a second, sulphurized, catalyst 失效
使用第一种金属催化剂和第二种硫化催化剂对来自可再生能源的原料进行两步加氢处理

Two-step hydrotreatment of a feed derived from a renewable source using a first, metallic, catalyst and a second, sulphurized, catalyst
Abstract:
The invention describes a two-step process for hydrotreatment of a feed derived from a renewable source, comprising: a) a first step, termed a mild pre-hydrogenation step, operating in the presence of a first, metallic, catalyst comprising an active hydrodehydrogenating phase constituted by at least one metal from group VIII and/or at least one metal from group VIB and an amorphous mineral support; and b) a second step, termed the second treatment step, operating in the presence of a second, sulphurized, catalyst comprising an active hydrodehydrogenating phase constituted by at least one non-noble metal from group VIII and/or at least one metal from group VIB and an amorphous mineral support.
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