| abstract |
A PROCESS FOR THE THERMAL CONVERSION OF VARIOUS FOSSIL ORGANIC MATTERS SUCH AS HEAVY CRUDE OILS, HEAVY OIL CUTS OR REFINING RESIDUES IS DESCRIBED. ACCORDING TO THE INVENTION, THE SAID FRACTION IS SUBJECTED TO A THERMAL TREATMENT IN THE PRESENCE OF A MINOR PROPORTION OF AT LEAST ONE OXYGEN COMPOUND GENERATING RADICALS, CONTAINING AT LEAST ONE CHOSEN CHOSEN FROM SULFUR, NITROGEN AND PHOSPHORUS, AND IN WHICH OXYGEN IS CARRIED BY LEDIT HETEROELY. APPLICATION TO THE OIL AND COAL INDUSTRY AND IN PARTICULAR TO THE HYDROVISCOREDUCTION PROCESS. |