The invention relates to a catalyst chemistry, in particular to a catalyst for hydrorefining fraction ethylene-ethane pyrolysis gas from hydrocarbon feedstock acetylene With increasing chain selectivity and thermal stability at oxidative regeneration of the catalyst has the following ratio of components, wt%: palladium 0,05 - 0,3;. alumina film in 0.05 - 0.3; carrier - y-alumina - Others For catalyst is palladium metal, dispersed in a film of alumina in a weight ratio of palladium m alumina 1: 1. Table 3
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