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7622034 Hydrocarbon conversion process  
A process is provided to produce high cetane quality and low or preferably ultra low sulfur diesel and a fluid catalytic cracker (FCC) quality feedstock from a processing unit including at least a...
7591940 Combination hydrocracking process for the production of ultra low sulfur diesel  
A catalytic hydrocracking process for the production of ultra low sulfur diesel wherein a hydrocarbonaceous feedstock is hydrocracked at elevated temperature and pressure to obtain conversion to...
7575670 Process for the production of low sulfur diesel from an asphaltene-containings feedstock  
A process for the production of low sulfur diesel and a residual hydro-carbon stream containing a reduced concentration of sulfur. A residual hydrocarbon stream is desulfurized and the resulting...
7556728 Process for the manufacture of a gasoline blending component  
The present invention relates to a process for the manufacture of paraffinic hydrocarbons, which can be used as gasoline blending components. The obtained gasoline blending component is...
7531082 High conversion hydroprocessing using multiple pressure and reaction zones  
In the refining of crude oil, hydroprocessing units such as hydrotreaters and hydrocrackers are used to remove impurities such as sulfur, nitrogen, and metals from the crude oil. They are also used...
7507328 Selective hydrodesulfurization and mercaptan decomposition process with interstage separation  
A process for the selective hydrodesulfurization of olefinic naphtha streams containing a substantial amount of organically-bound sulfur and olefins. The olefinic naphtha stream is selectively...
7476309 Two-stage heavy feed hpc process  
The present invention pertains to a method for hydroprocessing a heavy hydrocarbon oil, comprising bringing a heavy hydrocarbon oil into contact with hydroprocessing catalyst I in the presence of...
7473350 Control methodology for desulfurization process  
A desulfurization system is operated in a manner which optimizes sulfur removal and octane retention. When the desulfurization reactor is operated at a specific ratio of total pressure to hydrogen...
7435336 Process for carrying out gas-liquid countercurrent processing  
The present invention relates to a process for carrying our gas-liquid countercurrent processing comprising passing the liquid material and the gas reactant in countercurrent flow through the fixed...
7435335 Production of low sulfur distillates  
A process for hydroprocessing a distillate stream to produce a stream exceptionally low in sulfur, with total aromatics and polynuclear aromatics being moderately reduced. A distillate stream is...
7431822 Process 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...
7431823 Process 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...
7431831 Integrated in-line pretreatment and heavy oil upgrading process  
A new residuum full hydroconversion slurry reactor system has been developed that allows the catalyst, unconverted oil, products and hydrogen to circulate in a continuous mixture throughout an...
7419586 Two-stage hydrodesulfurization of cracked naphtha streams with light naphtha bypass or removal  
A process for the selective hydrodesulfurization of olefinic naphtha streams containing a substantial amount of organically-bound sulfur and olefins. The olefinic naphtha stream is selectively...
7410566 Hydroprocessing of hydrocarbon feedstock  
The invention is directed to a process for hydroprocessing of hydrocarbon feedstock containing sulfur and/or nitrogen contaminants, said process comprising first contacting the hydrocarbon...
7384537 Refined oil and process for producing the same  
According to the method of manufacturing refined oil of the present invention, refined oil which has a viscosity of 20 cst or lower at 135° C., a pour point of 30° C. or lower, an alkali metal...
7384540 Two-step method for middle distillate hydrotreatment comprising two hydrogen recycling loops  
A process for hydrotreating a hydrocarbon feed comprises at least two steps with intermediate stripping of the effluent from the first step with pressurized hydrogen substantially free of...
7361266 Method of refining petroleum and refining apparatus  
The present invention is related to a method of subjecting a feed oil to a refining process. This method includes a fractional distillation step 1 in which a feed oil is separated into a...
7361265 Process for the selective hydrodesulfurization of olefinic naphtha streams  
A process for the hydrodesulfurization of cracked olefin streams is described, the process aiming at reducing the sulfur content while at the same time minimizing the hydrogenation degree of said...
7351327 Process for the selective desulfurization of a mid range gasoline cut  
A process for concurrently fractionating and treating a full range naphtha stream. The full boiling range naphtha stream is first subjected to simultaneous thioetherification and splitting into a...
7341657 Process for reducing sulfur and olefin contents in gasoline  
Disclosed is a process for reducing sulfur and olefin contents in gasoline, comprising contacting gasoline feedstock and hydrogen with a hydrorefining catalyst and an paraffin-modification...
7300567 Hydrotreating process  
Process for the removal of coloured compounds in a hydrocarbon feedstock comprising the steps of hydrotreating the feedstock in presence of a first hydrotreating catalyst under conditions being...
7297251 Multi-stage hydrodesulfurization of cracked naphtha streams with a stacked bed reactor  
A process for the selective hydrodesulfurization of naphtha streams containing a substantial amount of olefins and organically bound sulfur. The naphtha stream is selectively hydrodesulfurized by...
7291257 Two phase hydroprocessing  
A process where the need to circulate hydrogen through the catalyst is eliminated is provided. This is accomplished by mixing and/or flashing the hydrogen and the oil to be treated in the presence...
7276151 Gas turbine fuel oil and production method thereof and power generation method  
Feed oil is subject to atmospheric distillation, to thereby be separated into light oil or light distillate and atmospheric residue oil. The light distillate is catalytically contacted with...
7276150 Method of desulfurizing gas oil fraction, desulfurized gas oil, and desulfurizer for gas oil fraction  
The process for desulfurizing a gas oil fraction according to the invention comprises a low-boiling gas oil fraction hydrodesulfurization step (I) wherein a low-boiling gas oil fraction is...
7261809 Process for ultra low sulfur gasoline  
A process for removing organic sulfur compounds from heavy boiling range naphtha in a dual purpose reactor wherein the heavy boiling range naphtha is fed downflow over a fixed bed of...
7250142 Device for mixing and distributing a dense fluid and a light fluid, placed upstream from a granular bed, and its use in descending flow  
Device for mixing and distributing a dense, generally liquid, fluid and a light, generally gaseous, fluid, placed in a reaction chamber upstream from a granular bed ( 70 ) or between two successive...
7247235 Hydrogenation of middle distillate using a counter-current reactor  
A process for the hydrogenation of a hydrocarbon feed includes contacting a major amount of the hydrocarbon feed with hydrogen in a counter-current manner in a first reaction zone under...
7238273 Process for upgrading heavy oil using a highly active slurry catalyst composition  
The instant invention is directed to a process for upgrading heavy oils using a slurry composition. The slurry composition is prepared by a series of steps, involving mixing a Group VIB metal oxide...
7229548 Process for upgrading naphtha  
A method for upgrading a naphtha feed to a naphtha product containing less than about 10 wppm of nitrogen and less than about 15 wppm sulfur, the method comprising contacting said naphtha feed with...
7182922 Device for mixing and distributing a gas phase and a liquid phase supplied to a granular bed  
For mixing and distributing a gas phase and a liquid phase over a granular bed, employing an annular peripheral zone inside a reactor via which liquid is introduced and which acts as a buffer zone...
7166209 Hydroprocessing process  
A process for hydroprocessing a hydrocarbon feedstock includes the steps of providing a hydrocarbon feed having an initial characteristic; providing a first hydrogen-containing gas; feeding the...
7141640 Process for producing dihydroxy compounds using upflow reactor system  
An upflow reactor for the production of bisphenol A from acetone and phenol includes a vessel, a catalyst bed disposed within the vessel, and a reactant distribution/product collection system...
7122114 Desulfurization of a naphtha gasoline stream derived from a fluid catalytic cracking unit  
A process for reducing sulfur compounds in naphtha to produce gasoline of ultra-low sulfur content, i.e., 10–30 ppm of sulfur, from a fluidized catalytic cracking reactor effluent stream,...
7108779 Hydrocarbon desulfurization process  
A process for the production of low sulfur hydrocarbonaceous products. The hydrocarbon feedstocks are processed in integrated desulfurization zone, hydrocracking and hydrogenation zones to produce...
7094332 Integrated process for the production of ultra low sulfur diesel and low sulfur fuel oil  
A hydrocracking process to produce ultra low sulfur diesel by reacting a first hydrocarbon feedstock in a hydrocracking zone, introducing the hydrocracking zone effluent and a second hydrocarbon...
7090767 Hydrodesulfurization of gasoline fractions  
A method for processing a gasoline range hydrocarbon stream wherein a single reactor/distillation tower stream is fractionated into a light fraction and a heavy fraction, the light fraction is...
7090766 Process for ultra low sulfur gasoline  
A process wherein all of the unsaturates within a cracked naphtha stream are substantially hydrogenated to alkanes and the olefin depleted stream is then subjected to hydrodesulfurization to...
7074321 Combination hydrocracking process for the production of low sulfur motor fuels  
An integrated hydrocarbon conversion process for the production of low sulfur fuels utilizing a hydrocracking zone, a diesel hydrodesulfurization zone, a fluid catalytic cracking zone and a...
7070690 Process for conversion of hydrocarbons on a catalyst with controlled acidity  
The invention relates to a process for conversion of hydrocarbons in the presence of at least one catalyst with controlled acidity, characterized in that the level of activity of said catalyst in...
7052598 Process for the production of gasoline with a low sulfur content comprising a hydrogenation, a fractionation, a stage for transformation of sulfur-containing compounds and a desulfurization  
A process for the production of gasoline with a low sulfur content that comprises at least one selective hydrogenation of diolefins, optionally at least one stage for transformation, preferably to...
7033488 Method of removing and replacing catalyst in a multi-reactor cascade configuration  
A defined catalyst withdrawal and replacement program for optimizing the productivity and the economics of catalyst consumption in a multi-reactor system is disclosed. Catalyst cost is reduced by...
7001502 Process for treating crude oil using hydrogen in a special unit  
A process is provided for treating crude oil to visbreak and/or upgrade such oil using hydrogen gas. The process includes the steps of introducing hydrogen into a heated stream of crude oil or...
7001503 Method and apparatus for stripping sulfur-containing compounds from hydrocarbon feed stock in hydrorefining of petroleum distillates  
A unit for hydrorefining of hydrocarbon crude oil comprising sulfur-containing compounds comprises first catalyst layer 33 and second catalyst layer 38 , top space 34 for separating vapor...
6984312 Process for the desulfurization of light FCC naphtha  
A process for the treatment of a light cracked naphtha is disclosed wherein the light cracked naphtha is first subjected to thioetherification and fractionation into two boiling fractions. The...
6972086 Process comprising two gasoline hydrodesulfurization stages and intermediate elimination of H2S formed during the first stage  
The invention relates to a process for the production of gasoline with a low sulfur content comprising at least three stages: a first stage in which the sulfur-containing compounds present in the...
6929738 Two stage process for hydrodesulfurizing distillates using bulk multimetallic catalyst  
A two stage hydrodesulfurizing process for producing low sulfur distillates. A distillate boiling range feedstock containing in excess of about 3,000 wppm sulfur is hydrodesulfurized in a first...
6930219 Mesoporous material with active metals  
A process for treating organic compounds includes providing a composition which includes a substantially mesoporous structure of silica containing at least 97% by volume of pores having a pore size...
6913688 Multi-stage hydrodesulfurization of cracked naphtha streams with interstage fractionation  
A process for the selective hydrodesulfurization of olefinic naphtha streams containing a substantial amount of organically bound sulfur and olefins. The olefinic naphtha stream is selectively...
Matches 1 - 50 out of 395 1 2 3 4 5 6 7 8 >