Shell Oil Comapny

Willem Hartman Jurriaan Stork

Hermanus Jongkind

Johanna Maria Helena Van Den Tol-Kershof

László Domokos

Marcello Stefano Rigutto

Beatrijs Anna Stork-Blaisse, Legal Representative

Esther Hillegarda Carola Van De Voort

An unsupported catalyst composition which comprises one or more Group VIb metals, one or more Group VIII metals, and a refractory oxide material which comprises 50 wt % or more titania, on oxide basis, which is prepared by precipitation techniques, finds use in the hydroprocessing of hydrocarbonaceous feedstocks.

Catalyst composition, its preparation and use

The invention provides an unsupported catalyst composition which comprises one or more Group VIb metals, one or more Group VIII metals, one or more zeolites, and, optionally, a refractory oxide material. A (co)precipitation preparation process is described and also use of the composition in hydrocracking.

Hydrocracking catalyst composition

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Amsterdam, Netherlands

Willem Hartman Jurriaan Stork