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Plural serial stages of chemical conversion

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208 - Mineral oils: processes and products

208046000 - CHEMICAL CONVERSION OF HYDROCARBONS

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Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
208058000 First stage is hydrocracking (includes hydro-desulfurization under cracking conditions) 91
208057000 First stage is an hydrogenation (saturation) 48
208067000 First stage is thermal or catalytic cracking 39
208062000 First stage is reforming 37
208050000 Coking in at least one stage 19
208056000 Hydrogen donor diluent cyclic processes 5
20090045099Catalytic Cracking And Hydroprocessing Process For High Diesel Yield With Low Aromatic Content And/Or High Propylene Yield - Processes for maximizing low aromatics LCO yield and/or propylene yield in fluid catalytic cracking are disclosed. The processes employ catalytic compositions that comprise a predominantly basic material and little to no large pore zeolite.02-19-2009
20090057194Process For Upgrading Heavy Oil Using A Reactor WIth A Novel Reactor Separation System. - Applicants have developed a new residuum full hydroconversion slurry reactor system that allows the catalyst, unconverted oil, hydrogen, and converted oil to circulate in a continuous mixture throughout an entire reactor with no confinement of the mixture. The mixture is separated internally, within one of more of the reactors, to separate only the converted oil and hydrogen into a vapor product while permitting the unconverted oil and the slurry catalyst to continue on into the next sequential reactor as a liquid product. A portion of the unconverted oil is then converted to lower boiling point hydrocarbons in the next reactor, once again creating a mixture of unconverted oil, hydrogen, converted oil, and slurry catalyst. Further hydroprocessing may occur in additional reactors, fully converting the oil. The oil may alternately be partially converted, leaving a concentrated catalyst in unconverted oil which can be recycled directly to the first reactor.03-05-2009
20090057193Process for upgrading heavy oil using a highly active slurry catalyst composition - The instant invention is directed to a new residuum full hydroconversion slurry reactor system that allows the catalyst, unconverted oil and converted oil to circulate in a continuous mixture throughout an entire reactor with no confinement of the mixture. The mixture is partially separated in between the reactors to remove only the products and hydrogen, while permitting the unconverted oil and the slurry catalyst to continue on into the next sequential reactor where a portion of the unconverted oil is converted to lower boiling point hydrocarbons, once again creating a mixture of unconverted oil, converted oil, and slurry catalyst. Further hydroprocessing may occur in additional reactors, fully converting the oil. The oil may alternately be partially converted, leaving a highly concentrated catalyst in unconverted oil which can be recycled directly to the first reactor.03-05-2009
20120024750HYDRODECHLORINATION OF IONIC LIQUID-DERIVED HYDROCARBON PRODUCTS - Processes for the hydrodechlorination of one or more hydrocarbon products derived from ionic liquid catalyzed hydrocarbon conversion reactions provide a dechlorinated product and an HCl-containing off-gas. The dechlorinated product provides liquid fuel or lubricating base oil, and the HCl may be recovered from the off-gas for recycling to the ionic liquid catalyzed hydrocarbon conversion reaction as a catalyst promoter.02-02-2012
20110198265Innovative heavy crude conversion/upgrading process configuration - The described invention discloses an innovative solvent deasphalter and hydroconversion-processing configuration for converting bitumen or heavy oils to produce a transportable synthetic crude oil (SCO). The innovative processing scheme disclosed herein maximizes the synthetic crude oil yield at a minimal investment compared to currently known methods.08-18-2011
Entries
DocumentTitleDate
20100101978FLOW-THROUGH CAVITATION-ASSISTED RAPID MODIFICATION OF CRUDE OIL - A device and method are provided for manipulating petroleum, non-conventional oil and other viscous complex fluids made of hydrocarbons that comprise enforcement of fluid in a multi-stage flow-through hydrodynamic cavitational reactor, subjecting said fluids to a controlled cavitation and continuing the application of such cavitation for a period of time sufficient for obtaining desired changes in physical properties and/or chemical composition and generating the upgraded products. The method includes alteration of chemical bonds, induction of interactions of components, changes in composition, heterogeneity and rheological characteristics in order to facilitate handling, improve yields of distillate fuels and optimize other properties.04-29-2010
20100108567PROCESSING BIOMASS AND PETROLEUM CONTAINING MATERIALS - Biomass (e.g., plant biomass, animal biomass, and municipal waste biomass) is processed to produce useful products, such as fuels. For example, systems can use feedstock materials, such as cellulosic and/or lignocellulosic materials and/or starchy materials, to produce ethanol and/or butanol, e.g., by fermentation.05-06-2010
20130081976METHOD 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
20090321310Three-Phase Hydroprocessing Without A Recycle Gas Compressor - In general, methods of hydroprocessing a hydrocarbonaceous feed stock are provided that do not use a costly recycle gas compressor, but are still able to use the more efficient reaction systems provided in a substantially three-phase hydroprocessing zone. The method combines a substantially liquid-phase hydroprocessing zone with the substantially three-phase hydroprocessing zone in a manner so that the hydrogen requirements for both reaction zones can be provided from an external source thereto without the use of a hydrogen recycle or recycle gas compressor to the substantially three-phase reaction zone.12-31-2009
20120234726PROCESS 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
20090032437Catalytic Distillation Process for Primary Haloalkanes - A process for making primary haloalkanes by catalytic distillation of internal haloalkanes which comprises a) introducing an internal haloalkane feed into a catalytic distillation column; b) isomerizing at least a portion of the internal haloalkane feed in the presence of an internal haloalkane isomerization catalyst at a temperature at or above the boiling point of the internal haloalkanes and below the temperature and pressure at which hydrogen halide is formed to form primary haloalkanes; and removing the primary haloalkanes from the catalytic distillation column.02-05-2009
20110297582OIL REACTOR VACUUM PUMP HAVING HYDRAULIC GASKET FOR CATALYTIC OILING REACTIONS FROM PREVIOUSLY CONDITIONED SLURRY-LIKE RESIDUES AND METHOD THEREFOR - The invention describes a method and an apparatus for the diffusion-catalytic conversion of hydrocarbon-containing residues in two stages, in a first stage at 120-200° C., heated by the waste heat of the power generator in order to convert solid input materials into a reaction slurry and, in a second stage, to convert them into a middle distillate by way of a conversion using one or more oil reaction vacuum pumps, which are coated on the inside and equipped with a hydraulic gasket.12-08-2011
20090095652Hydrocarbon Conversion Process To Decrease Polyaromatics - A process is provided for producing low sulfur diesel having a reduced poly-aromatic level where at least a portion of the poly-aromatics are converted to mono-aromatics. In one aspect, the process separates the temperature and pressure requirements for obtaining low levels of sulfur from the temperature and pressure requirements to saturate poly-aromatics to mono-aromatics. By one approach, the process first converts a diesel boiling range hydrocarbon stream in a hydrotreating zone at conditions effective to produce a hydrotreating zone effluent having a reduced concentration of sulfur with minimal saturation of poly-aromatics. Hydrogen is then admixed in the hydrotreating zone effluent or at least a portion thereof, which is then reacted in a substantially liquid-phase continuous reaction zone to effect saturation of poly-aromatics to provide a liquid-phase continuous reaction zone effluent having a reduced level of poly-aromatics relative to the diesel feed.04-16-2009
20090095651Hydrocarbon Conversion Process - Methods of hydroprocessing hydrocarbon streams are provided that employ substantially liquid-phase hydroprocessing conditions. In one aspect, the method includes directing a hydrocarbonaceous feed stock to a first substantially liquid-phase hydroprocessing zone wherein an effluent from the first substantially liquid-phase hydroprocessing zone is directed to a second substantially liquid-phase hydroprocessing zone generally undiluted with other hydrocarbon streams. In another aspect, the method recycles a liquid portion of a liquid hydrocarbonaceous effluent from the second substantially liquid-phase hydroprocessing zone, which preferably includes an amount of hydrogen dissolved therein, to the hydrocarbonaceous feed stock so that the feed to the first substantially liquid-phase hydroprocessing zone has a relatively larger concentration of dissolved hydrogen relative to the hydrocarbonaceous feed stock.04-16-2009
20110132803TWO STAGE HYDROPROCESSING WITH DIVIDED WALL COLUMN FRACTIONATOR - A divided wall column allows for fractionation of multiple streams while maintaining separate product qualities. Effluents from multiple stages of a reaction system can be processed in a single divided wall column. The divided wall column can produce multiple cuts from each separated area, as well as at least one output from a common area.06-09-2011
20110192764PROCESS FOR TREATING A HYDROCARBON-CONTAINING FEED - A process for treating a hydrocarbon-containing feed is provided in which a hydrocarbon-containing feed comprising at least 20 wt. % of heavy hydrocarbons is mixed with hydrogen and a catalyst to produce a hydrocarbon-containing product. The catalyst is comprised of a material comprised of a first metal and a second metal, where the first metal is selected from the group consisting of Cu, Fe, Bi, Ag, Mn, Zn, Sn, Ru, La, Pr, Sm, Eu, Yb, Lu, Dy, Pb, and Sb and the second metal is Mo, W, V, Sn, and Sb. The material of the catalyst may have a structure according to formula (I), formula (II), formula (III), or formula (IV):08-11-2011
20090288984Selective heavy gas oil recycle for optimal integration of heavy oil conversion and vacuum gas oil treating - An improved process for heavy oil conversion and upgrading and a combined method for heavy oil conversion and vacuum gas-oil treatment are described herein. The method utilizes the creation and recycle of a separate product from the vacuum still, which is thereafter recycled back to the heavy oil conversion reactor. The result is the production of a higher quality medium gas oil product relative to the overall vacuum gas oil product which is acceptable for use in a typical vacuum gas oil treatment process. Additionally, there is a higher diesel yield selectivity from the heavy oil conversion unit.11-26-2009
20120103866PRESSURE RELIEF IN HIGH PRESSURE PROCESSING SYSTEM - The present disclosure provides a system and method for responding to an unintended increase in pressure within a high pressure processing system. The system and method of the present disclosure provides a pressure relief system that releases pressure reliably even if the material under pressure is of mixed phase. In addition, the system and method for releasing pressure avoids the need for complex subsystems to contain and process materials that escape the system during the pressure release process.05-03-2012
20080230440Methods and Systems for Producing Reduced Resid and Bottomless Products from Heavy Hydrocarbon Feedstocks - The present invention is directed to the upgrading of heavy petroleum oils of high viscosity and low API gravity that are typically not suitable for pipelining without the use of diluents. The method comprises introducing a particulate heat carrier into an up-flow reactor, introducing the feedstock at a location above the entry of the particulate heat carrier, allowing the heavy hydrocarbon feedstock to interact with the heat carrier for a short time, separating the vapors of the product stream from the particulate heat carrier and liquid and byproduct solid matter, collecting a gaseous and liquid product mixture comprising a mixture of a light fraction and a heavy fraction from the product stream, and using a vacuum tower to separate the light fraction as a substantially bottomless product and the heavy fraction from the product mixture.09-25-2008
20100176026Co-processing of diesel biofeed and heavy oil - Processes are provided for producing a diesel fuel product having a sulfur content of 10 ppm by weight or less from feed sources that include up to 50% by weight of a biocomponent feedstock. The biocomponent feedstock is co-processed with a heavy oil feed in a severe hydrotreating stage. The product from the severe hydrotreatment stage is fractionated to separate out a diesel boiling range fraction, which is then separately hydrotreated.07-15-2010
20100176027Sour service hydroprocessing for diesel fuel production - An integrated process for producing diesel fuel from feedstocks, including diesel fuel production under sour conditions, is provided. The ability to process feedstocks under higher sulfur and/or nitrogen conditions allows for reduced cost processing and increases the flexibility in selecting a suitable feedstock. In addition to the benefits in sour service, the process also returns to clean service activity levels more quickly.07-15-2010
20100155293HYDROCRACKING PROCESS INCLUDING SWITCHABLE REACTORS WITH FEEDSTOCKS CONTAINING 200 PPM BY WEIGHT - 2% BY WEIGHT OF ASPHALTENES - The invention relates to a process for hydrocracking hydrocarbon feedstocks having 200 ppm by weight to 2% by weight of asphaltenes and/or more than 10 ppm by weight of metals, comprising a hydrodemetallation treatment in at least 2 switchable reaction zones, containing hydrodemetallation catalyst and optionally hydrodenitrification catalyst, then a hydrorefining treatment to lower the organic nitrogen content, followed by a fixed-bed hydrocracking treatment and a distillation step.06-24-2010
20100276336REACTOR AND PROCESS FOR ENDOTHERMIC GAS PHASE REACTIONS - The invention concerns a reactor for carrying out an endothermic gas phase reaction having a cylindrical shape along a vertical axis and comprising at least four annular zones, centred on the vertical axis and in succession from the edge towards the centre of the reactor, namely a first zone 11-04-2010
20090038991EXTRACTIVE DISTILLATION PROCESS FOR RECOVERING AROMATICS FROM PETROLEUM STREAMS - The present invention relates to a process for recovering polar hydrocarbons from non-polar hydrocarbons, such as aromatics from non-aromatics, naphthenes from paraffins and isoparaffins, or olefins from paraffins and isoparaffins, in feed mixtures containing at least a measurable amount of heavier hydrocarbons. According to the invention, an improved extractive distillation (ED) process is disclosed for recovering aromatic hydrocarbons including benzene, toluene, and xylenes (BTX aromatics) from the C02-12-2009
20110056869FUEL PRODUCTION FROM FEEDSTOCK CONTAINING LIPIDIC MATERIAL - This invention relates to the production of dewaxed and/or hydroisomerized fuel composition that includes a step of hydrotreating a feedstock containing the lipidic material. The fuel compositions are high quality fuel compositions in which the fuel can be ultimately tailored for a variety of end uses such as jet fuel or diesel fuel.03-10-2011
20090166250SYSTEM FOR UPGRADING OF HEAVY HYDROCARBONS - Systems and methods for processing one or more hydrocarbons are provided. One or more hydrocarbons can be selectively separated to provide one or more heavy deasphalted oils. At least a portion of the heavy deasphalted oil can be cracked using a fluidized catalytic cracker to provide one or more lighter hydrocarbon products.07-02-2009
20100065470PARTIAL CONVERSION HYDROCRACKING PROCESS AND APPARATUS - Partial conversion hydrocracking process comprising the steps of 03-18-2010
20100252482REACTOR AND PROCESS FOR ENDOTHERMIC GAS PHASE REACTIONS ON A SOLID CATALYST - The invention concerns a reactor for catalytic reforming or for hydrocarbon dehydrogenation, having a cylindrical shape along a vertical axis, an upper head and a lower bottom comprising at least two annular zones centred on the vertical axis, said two annular zones being a zone termed a catalytic zone and a zone termed the exchange zone. Vertical hermetic panels divide the reactor into sectors, said sectors each comprising at least one exchange section and at least one catalytic section, the ensemble of said exchange sections forming the exchange zone and the ensemble of said catalytic sections forming the catalytic zone.10-07-2010
20080314797Integrated hydroprocessing with high productivity catalysts - Integrated hydroprocessing methods using high activity, low density catalysts are provided. The high activity catalysts allow for lower temperature operation, which reduces catalyst degradation, while the low density of the catalysts means a corresponding reduction in the amount of metal needed to fill a reactor volume. The methods allow for flexible processing of feedstocks with a variety of wax contents.12-25-2008
20110162999UPGRADING HEAVY OIL WITH MODULAR UNITS - Methods, systems and other embodiments associated with upgrading heavy oil with modular units are presented. A method of upgrading heavy oil with modular units comprises connecting modular units together to create a heavy oil refinery system. The method upgrades original heavy oil in the refinery system by creating high pressure pulses in heavy oil to crack the heated heavy oil to produce a processed oil with a lower viscosity than the original heavy oil.07-07-2011
20100282640PROCESS AND FACILITY FOR TREATMENT OF CRUDE OIL WITH ASPHALTENIC RESIDUE CONVERSION - A process for refining or pre-refining a crude oil P is described in which P is fractionated into several fractions, wherein partial oxidation of an asphaltenic residue R1 derived from P is carried out to produce a synthesis gas SG1 with an H11-11-2010
20110094938PROCESS 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
20120205285TARGETED PRETREATMENT AND SELECTIVE RING OPENING IN LIQUID-FULL REACTORS - A process for hydroprocessing hydrocarbons in a combined targeted pretreatment and selective ring-opening unit wherein the targeted pretreatment comprises at least two stages in a single liquid recycle loop. The process operates as a liquid-full process, wherein all of the hydrogen dissolves in the liquid phase. Heavy hydrocarbons and light cycle oils can be converted in the process to provide a liquid product having over 50% in the diesel boiling range, with properties to meet use in low sulfur diesel.08-16-2012
20090026111FIXED BED REACTOR - The invention provides a system for designing, operating, monitoring and/or diagnosing a chemical reaction, particularly a hydrotreating process, using a fixed bed catalytic reactor.01-29-2009
20120006721OPERATION METHOD OF MIDDLE DISTILLATE HYDROTREATING REACTOR, AND MIDDLE DISTILLATE HYDROTREATING REACTOR - There is provided an operation method of a middle distillate hydrotreating reactor which hydrotreats and hydroisomerizes a middle distillate including components of a boiling point range equivalent to gas oil among FT synthesis hydrocarbons synthesized by the Fisher-Tropsch synthesis reaction, the operation method comprising the steps of: bringing the middle distillate into contact with a catalyst to hydrotreat and hydroisomerize the middle distillate to produce hydrotreated middle distillate; measuring the cloud point of the hydrotreated middle distillate flowing out from the middle distillate hydrotreating reactor; and controlling the operating conditions of the middle distillate hydrotreating reactor so that the cloud point comes to a predetermined target value.01-12-2012
20100270207PROCESS FOR HYDROTREATING BIOMASS OIL DILUTED IN A REFINERY STREAM OF PETROLEUM HYDROCARBONS - A co-processing combining a first selective catalytic bed consisting of only one metal element selected from group VIB metals and of at least one conventional hydrotreating bimetallic catalytic bed. The co-processing provides control of the hydroconversion reactions of the triglycerides and/or fatty acids of biomass oil diluted in a refinery stream of petroleum hydrocarbons and minimizes the generation of gaseous products that are undesirable to the process, while maintaining the levels of unsaturated hydrocarbons hydrogenation and of heteroatomic contaminants removal from the refinery stream of petroleum hydrocarbons. The co-processing selectively providing n-paraffins of even number of carbon atoms, generated from the biomass oil, which are incorporated in a hydrotreated liquid product in petroleum refining HDT units.10-28-2010
20120160738PROCESS FOR PRODUCING REGENERATED HYDROTREATING CATALYST AND PROCESS FOR PRODUCING PETROCHEMICAL PRODUCT - Provided is a process for producing a regenerated hydrotreating catalyst by regenerating a spent hydrotreating catalyst in a prescribed temperature range, wherein the prescribed temperature range is a temperature range of T06-28-2012
20110180455PROCESS FOR PRODUCING MIDDLE DISTILLATES BY HYDROCRACKING OF FEEDSTOCKS OBTAINED BY THE FISCHER-TROPSCH PROCESS IN THE PRESENCE OF A CATALYST COMPRISING AN IZM-2 SOLID - The invention relates to a process for producing middle distillates from a paraffinic feedstock produced by Fischer-Tropsch synthesis, implementing a hydrocracking/hydroisomerisation catalyst comprising at least one hydro-dehydrogenating metal selected from the group formed by the metals from group VIB and from group VIII of the periodic table and a substrate comprising at least one crystallised IZM-2 solid having a chemical composition, expressed on an anhydrous base, in terms of oxide moles, by the following general formula: XO07-28-2011
20100000908PROCESS FOR THE MANUFACTURE OF HYDROCARBON COMPONENTS - The present invention relates to hydrocarbons and particularly to the manufacture of hydrocarbon components suitable as aviation fuels or jet fuels and as blending stocks for aviation fuels. The process comprises the stages, wherein in the first stage an oil feed of biological origin and hydrogen gas are subjected to conditions sufficient to effect hydrodeoxygenation in the presence of a hydrodeoxygenation catalyst to yield n-paraffins;01-07-2010
20120080357HYDROCRACKING PROCESS SELECTIVE FOR IMPROVED DISTILLATE AND IMPROVED LUBE YIELD AND PROPERTIES - This invention relates to a process involving hydrocracking of a feedstream in which a converted fraction can exhibit relatively high distillate product yields and maintained or improved distillate fuel properties, while an unconverted fraction can exhibit improved properties particularly useful in the lubricant area.04-05-2012
20120080356TWO-STAGE HYDROPROCESSING WITH COMMON FRACTIONATION - Two-stage hydroprocessing uses a common dividing wall fractionator. Hydroprocessed effluents from both stages of hydroprocessing are fed to opposite sides of the dividing wall.04-05-2012
20120080355TWO-STAGE HYDROTREATING PROCESS - A process is provided to produce an ultra low sulfur diesel using a two stage hydrotreating reaction zone. The first stage hydrotreater may operate with a continuous liquid phase.04-05-2012
20120091033METHOD AND APPARATUS FOR EXCITATION OF RESONANCES IN MOLECULES - A method is described to excite molecules at their natural resonance frequencies with sufficient energy to break or form chemical bonds using electromagnetic radiation in the radio frequency (RF) and microwave frequency range. Liquid, solid, or gaseous materials are prepared and injected into a resonant structure where they are bombarded with electromagnetic energy in the RF or microwave range at resonant frequencies of the molecules of the materials. Alternatively, electromagnetic energy tuned to dielectric particles prepared from the materials may also be supplied to further enhance the reaction.04-19-2012
20110303581PROCESS FOR PREPARING BENZENE - The present invention relates to a process for the endothermic, catalytic gas phase reaction of naphtha with hydrogen to form benzene, in which the reaction is carried out in 5 to 12 serial reaction zones under adiabatic conditions.12-15-2011
20110308995DUAL REACTOR FOR BETTER CONVERSION OF HEAVY HYDROCARBONS - An improved hydrocarbon cracking process includes a first reactor such as a nozzle reactor positioned in series with a second reactor such as a tubular reactor. A cracking fluid such as steam or natural gas is reacted with heavy hydrocarbon material in the first reactor. The first reactor may provide a tremendous amount of thermal and kinetic energy that initiates cracking of heavy hydrocarbon materials. The second reactor provides sufficient residence time at high temperature to increase the conversion of heavy hydrocarbon materials to the desired level. The cracking fluid functions as a hydrogen donor in the cracking reactions so that very little of the heavy hydrocarbon material becomes hydrogen depleted and forms coke even if the heavy hydrocarbon material is repeatedly recycled through the process.12-22-2011

Patent applications in class Plural serial stages of chemical conversion

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