Process for hydroconversion of heavy hydrocarbon feeds in a...

Mineral oils: processes and products – Chemical conversion of hydrocarbons – Cracking

Reexamination Certificate

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C109S023000, C109S023000, C109S023000, C109S023000

Reexamination Certificate

active

07935244

ABSTRACT:
The invention concerns a process for slurry phase hydroconversion of liquid sulphur-containing heavy hydrocarbon feeds, in the presence of hydrogen and in the presence of a solid catalyst, said catalyst being obtained from an aqueous solution formed from at least one cobalt and/or nickel salt of at least one heteropolyanion combining molybdenum and cobalt or molybdenum and nickel in its structure. The aqueous solution is introduced into a hydrocarbon oil containing asphaltenes and/or resins to form an emulsion and said emulsion is then injected upstream or directly into the slurry reactor.

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Martin, C. et al., “Evidence and characterization of a new decamolybdocobaltate cobalt salt: an efficient precursor for hydrotreatment catalyst preparation,” Chemistry of Materials, American Chemical Society, vol. 17, 2005, pp. 4438-4448, XP002420874.
Szlavik et al., “Video camera registration using accumulated co-motion maps,” ISPRS Journal of Photogrammetry and Remote Sensing, vol. 61 No. 5, Dec. 23, 2006, pp. 298-306, XP005734896.

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