Entries |
Document | Title | Date |
20090032438 | Process for Recovering Power from FCC Product - Disclosed is a process for recovering power from an FCC product. The dry gas is combusted and combined with FCC regenerator flue gas to raise the power recovery capability of the flue gas. The flue gas can be used to generate electrical power or steam. Alternatively or additionally, dry gas from an FCC product stream is separated and delivered to an expander to recover power before combustion. | 02-05-2009 |
20090032439 | Process for Heating Regeneration Gas - Disclosed is a process for combusting dry gas to heat the air supplied to an FCC regenerator to increase its temperature and minimize production of undesirable combustion products. Preferably, the dry gas is a selected FCC product gas. Alternatively or additionally, dry gas from an FCC product stream is separated and delivered to an expander to recover power before combustion. | 02-05-2009 |
20090057197 | METHODS FOR PRODUCING A CRUDE PRODUCT - Methods for conversion of a hydrocarbon feed to a total product are described. Contact of the hydrocarbon feed with one or more catalysts at selected contacting conditions produces the total product. The total product includes a crude product that is a liquid mixture at 25° C. and 0.101 MPa and has one or more properties that are changed relative to the respective property of the hydrocarbon feed. Selected contacting conditions include a partial pressure of at most 7 MPa. During contact a P-value of a hydrocarbon feed/total product mixture remains at least 1.0. The crude product has a residue content of at most 90% and/or a reduced viscosity of at most 50% as compared to the residue content and/or viscosity content of the hydrocarbon feed. | 03-05-2009 |
20090127162 | Use of a Fischer-Tropsch Derived White Oil in Food Contact Applications - The present invention relates to the use of a Fischer-Tropsch derived white oil in food contact applications, wherein the Fischer-Tropsch derived white oil has a kinematic viscosity at 100° C. of in between more than 2 mm | 05-21-2009 |
20090194458 | Process and Apparatus for Upgrading Steam Cracked Tar - A process and apparatus are provided for upgrading steam cracked tars. The invention also relates to a steam cracking process and apparatus for reducing the yields of tars produced from steam cracking while increasing yields of higher value products, heating cooled steam cracker tar containing asphaltenes, to a temperature, e.g., above about 300° C., which is sufficient to convert at least a portion of the steam cracked tar to lower boiling molecules. The resulting heat-treated tar can be separated into gas oil, fuel oil and tar streams. | 08-06-2009 |
20090314682 | NANOPARTICULATE-CATALYZED OXYGEN TRANSFER PROCESSES - Nanoparticulates of oxygen transfer materials that are oxides of rare earth metals, combinations of rare earth metals, and combinations of transition metals and rare earth metals are used as catalysts in a variety of processes. Unexpectedly large thermal efficiencies are achieved relative to micron sized particulates. Processes that use these catalysts are exemplified in a multistage reactor. The exemplified reactor cracks C6 to C20 hydrocarbons, desulfurizes the hydrocarbon stream and reforms the hydrocarbons in the stream to produce hydrogen. In a first reactor stage the steam and hydrocarbon are passed through particulate mixed rare earth metal oxide to crack larger hydrocarbon molecules. In a second stage, the steam and hydrocarbon are passed through particulate material that desulfurizes the hydrocarbon. In a third stage, the hydrocarbon and steam are passed through a heated, mixed transition metal/rare earth metal oxide to reform the lower hydrocarbons and thereby produce hydrogen. Stages can be alone or combined. Parallel reactors can provide continuous reactant flow. Each of the processes can be carried out individually. | 12-24-2009 |
20100018896 | Process for flexible vacuum gas oil conversion using divided wall fractionation - This invention relates to a process for the selective conversion of vacuum gas oil. The vacuum gas oil is treated in a two step process. The first is thermal conversion and the second is catalytic cracking of the products of thermal conversion. The product slate can be varied by changing the conditions in the thermal and catalytic cracking steps as well as by changing the catalyst in the cracking step. The combined products from thermal and catalytic cracking are separated in a divided wall fractionator. | 01-28-2010 |
20100025292 | PROCESS FOR PRODUCING A LOW VOLATILITY GASOLINE BLENDING COMPONENT AND A MIDDLE DISTILLATE - A process for producing a low volatility gasoline blending component and a middle distillate, comprising alkylating a hydrocarbon stream comprising at least one olefin having from 2 to 6 carbon atoms and at least one paraffin having from 4 to 6 carbon atoms with an ionic liquid catalyst and an unsupported halide containing additive, and separating the alkylate into at least the low volatility gasoline blending component and the middle distillate, wherein the middle distillate is a fuel suitable for use as a jet fuel or jet fuel blending component. Also, a process for producing a gasoline blending component and a middle distillate, comprising adjusting a level of a halide containing additive provided to an ionic liquid alkylation reactor to shift selectivity towards heavier products, and recovering a low volatility gasoline blending component and the middle distillate. Also, processes comprising alkylating isobutane with butene over specific chloroaluminate ionic liquids. | 02-04-2010 |
20110147268 | PROCESS FOR PRODUCING A JET FUEL HAVING A HIGH NMR BRANCHING INDEX - A process for producing a jet fuel, comprising contacting an olefin and an isoparaffin with an unsupported catalyst system comprising an ionic liquid catalyst and a halide containing additive in an alkylation zone under alkylation conditions to make an alkylate product, and recovering the jet fuel from the alkylate product, wherein the jet fuel has a NMR branching index greater than 60 and meets the boiling point, flash point, smoke point, heat of combustion, and freeze point requirements for Jet A-1 fuel. Also a process for producing a jet fuel, comprising providing a feed produced in a FC cracker comprising olefins, mixing the feed with an isoparaffin, alkylating the mixed feed in an ionic liquid alkylation zone, and separating the jet fuel from the alkylated product. | 06-23-2011 |
20110147269 | PROCESS FOR PRODUCING A LOW VOLATILITY GASOLINE BLENDING COMPONENT AND A MIDDLE DISTILLATE USING AN IONIC LIQUID - A process for producing a low volatility gasoline blending component and a middle distillate, comprising alkylating a hydrocarbon stream comprising at least one olefin having from 2 to 4 carbon atoms and at least one paraffin having from 4 to 6 carbon atoms with an ionic liquid catalyst and an unsupported halide containing additive, and separating the alkylate into at least the low volatility gasoline blending component and the middle distillate, wherein the middle distillate is a fuel suitable for use as a jet fuel or jet fuel blending component. Also, a process for producing a gasoline blending component and a middle distillate, comprising adjusting a level of a halide containing additive provided to an ionic liquid alkylation reactor to shift selectivity towards heavier products, and recovering a low volatility gasoline blending component and the middle distillate. Also, processes comprising alkylating isobutane with butene over specific chloroaluminate ionic liquids. | 06-23-2011 |
20110155639 | High conversion partial upgrading process - The described invention discloses an innovative 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. | 06-30-2011 |
20110163002 | PROCESS FOR ENHANCED PROPYLENE YIELD FROM CRACKED HYDROCARBON FEEDSTOCKS AND REDUCED BENZENE IN RESULTING NAPHTHA FRACTIONS - A process in which a catalytic cracking unit is operated to crack a hydrocarbon feedstock in a manner to enhance light olefin yields. The accompanying benzene-containing naphtha product stream is further processed through a benzene selective membrane to provide a low content benzene stream. Refiners frequently operate their cracking units to optimize light olefin yields, e.g. propylene, in response to needs in the petrochemical industry, and it has been discovered that units operated in this manner frequently produce naphtha containing increased amounts of benzene. The method of this invention therefore allows one to operate the unit when it is desired to optimize light olefin yields, yet at the same time produce a naphtha yield having a low benzene content. The invention is particularly useful when the cracking unit utilizes pentasil zeolites at increased concentrations to enhance light olefins yield. | 07-07-2011 |
20110266196 | INTEGRATED SEQUENCE OF METHODS FOR EXTRACTING AND PROCESSING EXTRA-HEAVY OR BITUMINOUS CRUDE OIL WITH CO2 CAPTURE - The present invention relates to a method of preparing synthetic crude oil from a heavy crude reservoir, comprising: (a) extracting the heavy crude oil using a steam technology; (b) separating the crude extracted and the water; (c) separating the crude into at least one light cut and one heavy cut; (d) converting said heavy cut to a lighter product and a residue; (e) optionally, partially or totally hydroprocessing the converted product and/or the light cut(s) obtained upon separation (c); (f) burning and/or gasifying the conversion residue in the presence of metal oxides in at least one chemical looping cycle producing CO | 11-03-2011 |
20120061292 | RESIDUE CONVERSION PROCESS THAT INCLUDES A DEASPHALTING STAGE AND A HYDROCONVERSION STAGE WITH RECYCLING OF DEASPHALTED OIL - For conversion of crude oil or a heavy hydrocarbon fraction having an initial boiling point of at least 300° C., conducting a catalytic hydroconversion in a three-phase reactor operating in a boiling bed with an upward flow of liquid and gas, separating resultant effluent into a light liquid fraction boiling at less than 300° C. and a heavy liquid fraction boiling above 300° C., deasphalting the heavy liquid fraction to obtain a deasphalted hydrocarbon fraction and residual asphalt, and recycling at least one portion of the deasphalted hydrocarbon fraction upstream of the hydroconversion stage. | 03-15-2012 |
20120091035 | PROCESSING HYDROCARBON-CONTAINING MATERIALS - Hydrocarbon-containing feedstocks are processed to produce useful intermediates or products, such as fuels. For example, systems are described that can process a petroleum-containing feedstock, such as oil sands, oil shale, tar sands, and other naturally-occurring and synthetic materials that include both hydrocarbon components and solid matter, to obtain a useful intermediate or product. | 04-19-2012 |
20120193269 | AUTOMATION AND CONTROL OF ENERGY EFFICIENT FLUID CATALYTIC CRACKING PROCESSES FOR MAXIMIZING VALUE ADDED PRODUCTS - Petroleum oil is catalytically cracked by contacting oil with catalyst mixture consisting of a base cracking catalyst containing an stable Y-type zeolite and small amounts of rare-earth metal oxide, and an additive containing a shape-selective zeolite, in an FCC apparatus having a regeneration zone, a separation zone, and a stripping zone. Production of light-fraction olefins is maximized by applying appropriate process control, monitoring, and optimizing systems. Mathematical process models, including neural networks, statistical models and finite impulse models are used in conjunction with advanced controllers and optimizing routines to calculate optimal settings for various parameters. Process model and historical data to test a predictive system can provide early warning of potential performance degradation and equipment failure in the FCC unit, decreasing overall operating costs and increasing plant safety. | 08-02-2012 |
20120285862 | METHOD FOR PRODUCING HIGH VCM COKE - A process and apparatus for improving the production of coke having a high volatile combustible material content are disclosed. The process may include, for example: heating a coker feedstock to a coking temperature to produce a heated coker feedstock; contacting the heated coker feedstock with a quench medium to reduce a temperature of the heated coker feedstock and produce a quenched feedstock; feeding the quenched feedstock to a coking drum; subjecting the quenched feedstock to thermal cracking in the coking drum to (a) crack a portion of the quenched feedstock to produce a cracked vapor product, and (b) produce a coke product having a volatile combustible material (VCM) concentration in the range from about 13% to about 50% by weight, as measured by ASTM D3175. | 11-15-2012 |
20120298552 | PROCESS FOR DELAYED COKING OF WHOLE CRUDE OIL - An improved delayed coking process utilizing a coking unit and a coking unit product fractionating column which includes the steps of:
| 11-29-2012 |
20130001132 | METHOD AND APPARATUS FOR QUENCHING A HOT GASEOUS STREAM - The invention comprises a process for cracking liquid hydrocarbon feed to produce cracked gaseous hydrocarbons comprising feeding a liquid hydrocarbon feed stream to an olefins furnace; cracking the liquid hydrocarbon feed stream in the olefins furnace to produce a gaseous cracked effluent stream; feeding the cracked effluent from the olefins furnace to a primary transfer line heat exchanger (TLE) having two sections; injecting a first wetting fluid in a weight ratio of wetting fluid to hot gaseous effluent tangentially into the hot gaseous effluent stream at a particular location in the second section of the primary TLE; feeding the hot gaseous effluent stream exiting from the TLE to a separator; separating a separator bottoms stream comprising tar and heavier hydrocarbons and a separator product stream comprising an olefin product; and recovering an olefin product from the separator product stream. | 01-03-2013 |
20130043159 | PROCESS FOR RECOVERING HYDROPROCESSED HYDROCARBONS WITH TWO STRIPPERS IN SERIES - A process is disclosed for recovering hydroprocessing effluent from a hydroprocessing unit utilizing a hot stripper and a cold stripper. A net overhead stream from the hot stripper is forwarded to the cold stripper for further stripping. The invention is particularly suitable for hydrotreating residue feed streams. The hot stripped stream may be subjected to fluid catalytic cracking. The apparatus and process eliminates the need for a fired heater in the product recovery unit. | 02-21-2013 |
20130081977 | HYDROPROCESSING OF HEAVY HYDROCARBON FEEDS USING SMALL PORE CATALYSTS - Heavy oil feeds are hydroprocessed in the presence of a solvent and in the presence of a catalyst with a median pore size of about 85 Å to about 120 Å under conditions that provide a variety of benefits. The solvent can be an added solvent or a portion of the liquid effluent from hydroprocessing. The processes allow for lower pressure processing of heavy oil feeds for extended processing times or extended catalyst lifetimes be reducing or mitigating the amount of coke formation on the hydroprocessing catalyst. | 04-04-2013 |
20130284639 | HYDROCRACKING PROCESS OF HEAVY HYDROCARBON DISTILLATES USING SUPERCRITICAL SOLVENT - Specific embodiments of the present invention provide a hydrocracking process for converting low value-added heavy hydrocarbon distillates into high value-added hydrocarbon distillates using a supercritical solvent as a medium. | 10-31-2013 |
20140097124 | Addition of a Modified Vapor Line Reactor Process to a Coking Process - A reactor process added to a coking process to modify the quantity or yield of a coking process product and/or modify certain characteristics or properties of coking process products. | 04-10-2014 |
20140138282 | Mixed Additives Low Coke Reforming - Optimizing low coke naphtha reforming continues to pose significant challenges for oil refining companies in the operation of continuous catalytic regenerative reforming units for economic production of hydrogen, LPG and reformate. A novel processing scheme is hereby disclosed wherein multiple additives are used to increase spent catalyst coke to ensure operating the regenerators in steady state white burn operations. In previous disclosures novel additives sulfur and kerosene were identified as separately imparting enhanced rates of coke formation on the catalysts even at very mild severity catalytic reforming operations. To further accelerate spent catalyst coke formation and derive benefits from synergistic use of sulfur and kerosene, it is suggested that both sulfur and kerosene be used as additives in combination or in series with sulfur added first followed by kerosene and vice versa. | 05-22-2014 |
20150353848 | PROCESS WITH IMPROVED PRODUCTIVITY FOR THE CONVERSION OF HEAVY OILS - Process for the complete conversion of heavy oils into distillates, such as the vacuum residues of heavy crude oils, characterized by the simultaneous use of two separate modes of extraction of the conversion products. Alongside the current mode of recovery of the conversion products, based on the treatment of the effluent of the top zone of the reaction, a second mode is added, based on the direct extraction of liquid from the reaction zone, degassing such liquid at the same pressure as the reactor and subjecting it to vacuum extraction. The vacuum residue is recycled in the reaction. The double mode of extraction allows greatly increasing the capacity of the reactor. | 12-10-2015 |
20160024391 | PROCESS FOR PRODUCING HYDROCARBONS - The invention relates to a process for the production of liquid hydrocarbons by the use of light-end fractions from downstream synthesis in the reforming section of the plant. | 01-28-2016 |
20160024398 | GRAVITATIONAL COLLISION ENHANCED UPGRADING OF HEAVY OILS - The present invention relates to gravitational collision enhanced upgrading of heavy oils, It thus describes a thermodynamic cracking process for heavy oil, extra heavy oil and bituem as well as a thermodynamic cracking unit for carrying out the process. | 01-28-2016 |
20160102257 | METHODS AND SYSTEMS FOR RECOVERY OF HYDROCARBONS FROM FLUID CATALYTIC CRACKING SLURRY - Methods and systems for recovering a hydrocarbon from fluid catalytic cracking (“FCC”) slurry and for separating a FCC slurry stream from a FCC effluent are provided. An exemplary hydrocarbon recovery method comprises the steps of: contacting a feed with a catalyst in a FCC reactor under conditions suitable to crack one or more hydrocarbons and generate a FCC effluent; separating the FCC effluent with a fractionation column to generate a product stream and a FCC slurry that collects in a lower portion of the fractionation column; drawing a first FCC slurry stream at a first temperature from a first location in the fractionation column; drawing a second FCC slurry stream at a second temperature from a second location in the fractionation column, and separating a hydrocarbon from the second FCC slurry stream, wherein the second temperature is higher than the first temperature. | 04-14-2016 |
20160168486 | METHODS, SYSTEMS, AND APPARATUSES FOR LOW-TEMPERATURE, FISCHER-TROPSCH WAX HYDROGENATION | 06-16-2016 |