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8142646 |
Process to produce low sulfur catalytically cracked gasoline without saturation of olefinic compounds
The invention relates to a process for the desulfurization of a gasoline fraction with high recovery of olefins and reduced loss of Research Octane Number (RON). A petroleum fraction is contacted...
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8106250 |
Process for removing silicon compounds from hydrocarbon streams
The present invention relates to a process for removing organic silicon compounds from hydrocarbon streams by contact with an adsorbent and hydrogen. The adsorbent is composed of lamellar double...
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8080156 |
Mercury removal from crude oil
Methods and apparatus relate to removal of mercury from crude oil. Such removal relies on transferring mercury from a liquid hydrocarbon stream to a natural gas stream upon contacting the liquid...
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8057664 |
Process for reducing bromine index of hydrocarbon feedstocks
The present invention relates to a process for reducing the Bromine Index of a hydrocarbon feedstock having at least 50 wt. % of C8 aromatics, comprising the step of contacting the hydrocarbon...
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8048295 |
Process for decreasing bromine-reactive contaminants in hydrocarbon feeds
A process for reducing the Bromine Index of a hydrocarbon feed containing bromine-reactive contaminants that has improved cycle length and utilizes a crystalline molecular sieve catalyst. The...
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8021540 |
Method of desulfurizing hydrocarbon oil
A method of desulfurizing/refining a hydrocarbon oil by which sulfur compounds are diminished to an extremely low concentration at a relatively low equipment cost and operating cost. The method of...
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8007663 |
Mesostructured zeolitic materials and methods of making and using the same
One aspect of the present invention relates to mesostructured zeolites. The invention also relates to a method of preparing mesostructured zeolites, as well as using them as cracking catalysts for...
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7993514 |
Removal of peroxide impurities from naphtha stream
A method and apparatus for removing peroxides from an exposed naphtha stream is shown and described. The process includes the catalytic reactive oxygen stripping of peroxides thereby generating...
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7967976 |
Adsorption of vanadium compounds from fuel oil and adsorbents thereof
A method for treating crude or residual fuel oil includes extracting vanadium from the fuel oil by contacting the fuel oil with an adsorbent and a solvent. The adsorbent may be modified with a...
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7964093 |
Selenium removal process
Methods and apparatus relate to treating fluid to at least reduce selenium content within the fluid, which may be an aqueous liquid and form a feed stream. The treating removes selenium that may be...
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7947167 |
Methods and systems for removing metals from low grade fuel
A method for removing metals from fuel containing vanadium or nickel including intimately mixing an adsorbent with the fuel and isolating the treated fuel. The treated fuel has reduced levels of...
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7947169 |
Method of recovering volatile organic compound and volatile organic compound recovery system
A gas generated from a first crude oil and containing volatile organic compounds and a second crude oil are supplied to an absorber 16, thereby absorbing the volatile organic compounds in the gas...
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7935248 |
Adsorbents for denitrogenation desulfurization of hydrocarbon oils and methods of producing
The present invention provides adsorbents for deep denitrogenation/desulfurization of hydrocarbon oils, and more particularly to an adsorbent material that selectively adsorbs organonitrogen and...
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7919665 |
Mercury removal from hydrocarbons
A process is disclosed for removing mercury from a liquid hydrocarbon stream by contacting the mercury-containing liquid hydrocarbon stream with ferrous halide at moderate temperatures and without...
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7867382 |
Processing unconventional and opportunity crude oils using one or more mesopore structured materials
A process for removing contaminants and breaking emulsions in a feedstream comprising a crude source composition comprising unconventional or opportunity crude oil, the process comprising:...
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7833409 |
Methods and systems for removing vanadium from low-grade fuels
A method for treating fuel containing vanadium including extracting vanadium from the fuel with an adsorption material and fractionating the fuel into a light oil fraction and a heavy fuel...
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7829750 |
Fluidizing a population of catalyst particles having a low catalyst fines content
The present invention relates to processes for fluidizing a population of catalyst particles that are depleted of catalyst fines. In one embodiment, the process includes providing a plurality of...
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7815793 |
Process for reducing bromine index of hydrocarbon feedstock
The present invention relates to a process for reducing the Bromine Index of a hydrocarbon feedstock having at least 50 wt. % of C8 aromatics, comprising the step of contacting the hydrocarbon...
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7803270 |
Process for the extractive oxidation of contaminants from raw fuel streams catalyzed by iron oxides
A process is described for the extractive oxidation of contaminants present in raw fuel streams rich in heteroatomic polar compounds and catalyzed by iron oxides contained in natural limonitic...
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7780847 |
Method of producing low sulfur, high octane gasoline
A process for producing gasoline having reduced sulfur content while maintaining or improving octane rating is provided. A gasoline fraction having a substantial amount of olefinic and sulfur...
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7776778 |
Hydrocarbon conversion catalyst and methods for making and using it
X-ray amorphous carbon is formed by evaporating carbonic material. The evaporation of carbonic material is conducted in a helium atmosphere at a supply energy flow in the range of 50 to 300 W/mm2....
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7767076 |
Process and apparatus for treating heavy oil with supercritical water and power generation system equipped with heavy oil treating apparatus
The reforming of heavy oil with supercritical water or subcritical water is accomplished by mixing together supercritical water, heavy oil, and oxidizing agent, thereby oxidizing vanadium in heavy...
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7763163 |
Process for removal of nitrogen and poly-nuclear aromatics from hydrocracker feedstocks
A feedstream to a hydrocracking unit is treated to remove or reduce the content of polynuclear aromatics and nitrogen-containing compounds by contacting the feedstream with an adsorbent compound...
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7758745 |
Diesel desulfurization method
A diesel desulfurization method has various steps including: implementing a modified oxidative desulfurization (UAOD) process. The UAOD has the steps of: mixing diesel fuel with room temperature...
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7749376 |
Process for sulfur adsorption using copper-containing catalyst
The present invention is a method for the adsorption of sulfur-containing compounds from a hydrocarbon feedstream, and in particular, an olefin feedstream. The method comprises contacting the...
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7744748 |
Process for desulphurizing a hydrocarbon feed by adsorption/desorption
A process for reducing the quantity of sulphur present in a hydrocarbon feed such as a gasoline or a gas oil, comprises: d) bringing said feed containing sulphur-containing compounds into contact...
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7744750 |
Process for reducing Bromine Index of hydrocarbon feedstocks
This invention relates to a process for reducing the Bromine Index of a hydrocarbon feedstock having less than 5 wppm oxygenates-oxygen, comprising the step of contacting the feedstock with a...
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7731836 |
Process for the desulfurization of gasolines comprising a desulfurization by adsorption of the light fraction and a hydrodesulfurization of the heavy fraction
The invention relates to a process for the desulfurization of gasolines comprising a stage for fractionation of said gasoline into a light fraction that comprises thiophenic compounds such as...
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7731837 |
Oxidatively regenerable adsorbents for sulfur removal
Compositions and processes are disclosed for removing sulfur and sulfur compounds from hydrocarbon fuel feedstocks. The feedstock is contacted with a regenerable sorbent such as a compound of the...
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7691258 |
Process for treating hydrocarbon liquid compositions
A process for treating a hydrocarbon liquid composition to improve its storage and/or transportation stability, comprises contacting the hydrocarbon liquid composition with a polar trap, wherein...
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7666298 |
Desulfurization system with enhanced fluid/solids contacting
A method and apparatus for removing sulfur from a hydrocarbon-containing fluid stream wherein desulfurization is enhanced by improving the contacting of the hydrocarbon-containing fluid stream and...
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7597798 |
Method for reducing the amount of high molecular weight organic sulfur picked-up by hydrocarbon streams transported through a pipeline
A process for removing relatively low levels of high molecular weight organic sulfur from hydrocarbon streams, particularly from streams that have picked-up such sulfur while being transported...
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7591944 |
Sulphided ion exchange resins
A method of making a sulphided ion exchange resin from an ion exchange resin containing primary or secondary amino group comprises passing a non-aqueous liquid, e.g. a hydrocarbon, feedstock...
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7572365 |
Modified thermal processing of 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. It...
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7550074 |
Process for treating fuel
A process for preparing a gasoline including blending appropriate components together to prepare a gasoline having a final boiling point of less than 200° C. and contacting the blended gasoline as ...
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7504023 |
Process for reducing the naphthenic acidity of petroleum oils
A process for reducing the naphthenic acidity of petroleum oils, or their liquid fractions, is described, the process comprising a thermal treatment of the petroleum oils, or their liquid...
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7501054 |
Oxygen-containing diesel fuel, process and catalyst for producing same
A process for upgrading a diesel fuel, includes the steps of providing a diesel fuel feedstock; hydrogenating the feedstock at a pressure of less than about 600 psig so as to provide a hydrogenated...
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7449104 |
Integrated catalytic cracking and desulfurization system
An integrated fluid catalytic cracking (FCC) and desulfurization system for processing hydrocarbon-containing fluids. The integrated system employs a cracking/desulfurization unit having a reactor,...
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7449169 |
Microporous crystalline zeolite material (zeolite ITQ-22), synthesis method thereof and use of same as a catalyst
The present invention refers to a microporous crystalline material of zeolitic nature (ITQ-22) which, in the calcined state, has the empirical formula x(M1/nX02):yYO2:zR:wH20 wherein M is H+ or at...
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7435330 |
Heavy oil reforming method, an apparatus therefor, and gas turbine power generation system
A heavy oil reforming method which reforms a heavy oil to give a fuel suitable for a gas turbine, eliminates sulfur and vanadium, i.e., harmful components, from a heavy oil, and enables almost all...
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7416655 |
Selective adsorbent material and its use
An adsorbent composition comprising a nanostructured titanium oxide material of the formula TiO2-, where 0≦×≦1 with nanotubular and/or nanofibrilar morphology, high oxygen deficiency, having an o...
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7351328 |
Desulfurization and novel process for same
A composition comprising a metal oxide and a promoter, wherein at least a portion of the promoter is present as a reduced valence promoter, and methods of preparing such composition are disclosed....
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7309416 |
Methods and compositions for desulfurization of hydrocarbon fuels
Sulfur is removed from a hydrocarbon fuel via contact with a desulfurization agent; the desulfurization agent is then regenerated (wherein sulfur is released) by exposing it to oxygen. The sulfur...
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7300568 |
Method of manufacturing oxygenated fuel
Disclosed is a process to improve the cetane number and emissions characteristics of a distillate feedstock by increasing the oxygen content of the feedstock by contacting the feedstock with an...
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7291259 |
Process for desulfurizing hydrocarbon fuels and fuel components
Processes are disclosed for removing sulfur, including cyclic and polycyclic organic sulfur components such as thiophenes and benzothiophenes, from a hydrocarbon feedstock including fuels and fuel...
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7288183 |
Process for desulphurizing gasoline by adsorption
The invention concerns a process for desulphurizing gasoline comprising a step for fractionating said gasoline under conditions in which a light fraction comprising the lightest thiophene compounds...
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7264710 |
Process and apparatus for treating heavy oil with supercritical water and power generation system equipped with heavy oil treating apparatus
The reforming of heavy oil with supercritical water or subcritical water is accomplished by mixing together supercriticai water, heavy oil, and oxidizing agent, thereby oxidizing vanadium in heavy...
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7205448 |
Process for the removal of nitrogen compounds from a fluid stream
At lower temperatures an acidic molecular sieve adsorbent preferentially adsorbs water and basic organic nitrogen compounds over weakly basic organic nitrogen compounds such as nitrites. Elevated...
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7201839 |
Desulfurization and novel compositions for same
A composition comprising a metal oxide, a silica-containing material, a gallium-containing material, an aluminum-containing material, and a promoter, wherein at least a portion of the promoter is...
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7175755 |
Process for the extractive oxidation of contaminants from raw hydrocarbon streams
A process for the extractive oxidation of contaminants from raw hydrocarbon streams rich in heteroatomic polar compounds is described, the said process involving the extractive oxidation of sulfur...
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