Patent application number | Description | Published |
20110094938 | PROCESS FOR THE CONVERSION OF RESIDUE INTEGRATING MOVING-BED TECHNOLOGY AND EBULLATING-BED TECHNOLOGY - The invention describes a process for the conversion of heavy carbon-containing fractions having an initial boiling point of at least 300° C. to upgradable lighter products, said process comprising passage of said feed through a hydrorefining reaction zone comprising at least one moving-bed reactor, and passage of at least a portion of the effluent from stage a) through a hydroconversion reaction zone comprising at least one three-phase reactor, in the presence of hydrogen, said reactor containing at least one hydroconversion catalyst and operating in ebullating-bed mode, with an ascending current of liquid and gas and comprising at least one means of withdrawing said catalyst out of said reactor and at least one means of adding fresh catalyst into said reactor, under conditions making it possible to obtain a liquid feed with a reduced content of Conradson carbon, metals, sulphur and nitrogen. | 04-28-2011 |
20120234726 | PROCESS FOR HYDROCONVERSION OF HEAVY CARBON-CONTAINING FEEDSTOCKS THAT INTEGRATE A BOILING-BED TECHNOLOGY AND A SLURRY TECHNOLOGY - The invention relates to a process for hydroconversion of heavy carbon-containing feedstocks that comprises a stage (1) for hydroconversion of the feedstock in at least one reactor that contains a boiling-bed catalyst and then a stage (2) for hydroconversion of at least a portion of the effluent that is obtained in at least one reactor that contains a slurry catalyst. | 09-20-2012 |
20130075303 | PROCESS FOR HYDROCONVERSION OF PETROLEUM FEEDSTOCKS VIA A SLURRY TECHNOLOGY ALLOWING THE RECOVERY OF METALS FROM THE CATALYST AND FROM THE FEEDSTOCK USING A COKING STEP - A process for hydroconversion of heavy petroleum feedstocks comprising a hydroconversion step of the feedstock in at least one reactor containing a slurry catalyst and allowing the recovery of metals in the unconverted residual fraction, in particular those used as catalysts, The process comprises a hydroconversion step, a gas/liquid separation step, a coking step, a combustion step, a metals extraction step and a step of preparing catalytic solutions which are recycled to the hydroconversion step. | 03-28-2013 |
20130081976 | METHOD FOR THE HYDROCONVERSION OF OIL FEEDSTOCKS USING SLURRY TECHNOLOGY, ALLOWING THE RECOVERY OF METALS FROM THE CATALYST AND THE FEEDSTOCK, COMPRISING AN EXTRACTION STEP - A process for the hydroconversion of heavy oil feedstocks comprises a step for hydroconversion of the feedstock in at least one reactor containing a catalyst in slurry mode used to recover metals from the residual unconverted fraction, especially those used as catalysts. The process comprises a hydroconversion step, a gas/liquid separation step, at least one liquid/liquid extraction step, a combustion step, a metals extraction step and a step for the preparation of catalytic solutions which are recycled to the hydroconversion step. | 04-04-2013 |
20130087481 | PROCESS FOR THE HYDROCONVERSION OF PETROLEUM FEEDSTOCKS VIA SLURRY TECHNOLOGY ALLOWING THE RECOVERY OF METALS FROM THE CATALYST AND FEEDSTOCK USING A LEACHING STEP - A process for the hydroconversion of heavy oil feedstocks comprises a step for hydroconversion of the feedstock in at least one reactor containing a catalyst in slurry mode used to recover metals from the residual unconverted fraction, especially those used as catalysts. The process comprises a hydroconversion step, a gas/liquid separation step, a liquid/liquid extraction step, a grinding step, a leaching step, a combustion step, a metals extraction step and a step for the preparation of catalytic solutions which are recycled to the hydroconversion step. | 04-11-2013 |
20130319908 | METHOD FOR CONVERTING HYDROCARBON FEEDSTOCK COMPRISING A SHALE OIL BY HYDROCONVERSION IN AN EBULLATING BED, FRACTIONATION BY ATMOSPHERIC DISTILLATION AND HYDROCRACKING - Method and plant for converting hydrocarbon feedstock comprising a shale oil, comprising a step of hydroconverting in an ebullating bed, a fractionation into a light fraction, a naphtha fraction, a gas-oil fraction and a fraction heavier than gas-oil, the naphtha and gas oil fraction being hydrotreated, the fraction heavier than gas oil being hydrocracked, the products of the hydrocracking being sent to the step for hydrotreating. The method aims to maximize the yield of fuel bases. | 12-05-2013 |
20130319911 | METHOD FOR CONVERTING HYDROCARBON FEEDSTOCK COMPRISING A SHALE OIL BY HYDROCONVERSION IN AN EBULLATING BED, FRACTIONATION BY ATMOSPHERIC DISTILLATION AND LIQUID/LIQUID EXTRACTION OF THE HEAVY FRACTION - Method for converting hydrocarbon feedstock comprising a shale oil, comprising a step of hydroconverting in an ebullating bed, a step of fractionating by atmospheric distillation into a light fraction, a naphtha fraction, a gas-oil fraction and a fraction heavier than the gas-oil fraction, a step of liquid/liquid extraction of the fraction heavier than the gas-oil fraction, and a dedicated hydrotreating for each of the naphtha and gas-oil fractions. The method aims to maximize the yield of fuel bases. | 12-05-2013 |
20130327682 | METHOD FOR CONVERTING HYDROCARBON FEEDSTOCK COMPRISING A SHALE OIL BY DECONTAMINATION, HYDROCONVERSION IN AN EBULLATING BED, AND FRACTIONATION BY ATMOSPHERIC DISTILLATION - Method and plant for converting hydrocarbon feedstock comprising a shale oil, comprising a step of decontaminating, a step of hydroconverting in an ebullating bed, a step of fractionating into a light fraction, a naphtha fraction, a gas-oil fraction and a fraction heavier than the gas-oil fraction, the naphtha and gas-oil fractions being hydrotreated, the fraction heavier than the gas-oil fraction being conveyed to the decontaminating step. The method aims to maximize the yield of fuel bases. | 12-12-2013 |