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8158841 |
Hydrotreating method
To provide a method for hydrotreating a synthetic hydrocarbon oil, which removes olefins and oxygen-containing compounds by hydrotreatment with the gasification rate restrained and can efficiently...
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8127938 |
Apparatus and process for treating a hydrocarbon stream
One exemplary embodiment can be an apparatus for treating a hydrocarbon stream having one or more compounds with a boiling point of about 140-about 450° C. The apparatus can include an extraction ...
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8128808 |
Process for hydrodesulfurization, hydrodenitrogenation, hydrofinishing, or amine production
Herein disclosed is a method for hydrodesulfurization, hydrodenitrogenation, hydrofinishing, amine production or a combination thereof. The method comprises forming a dispersion comprising...
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8062508 |
Hydroprocessing using bulk bimetallic catalysts
The invention relates to a process for upgrading hydrocarbonaceous feedstreams by hydroprocessing using bulk bimetallic catalysts. More particularly, the invention relates to a catalytic...
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8058493 |
Removing amines from hydrocarbon streams
Corrosive amine salts in hydrocarbon streams such as desalted crude oil streams can be prevented or avoided by adding certain amine scavenging chemicals to the streams to remove the amines...
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8057661 |
Process for removal of sulfur from components for blending of transportation fuels
A process is disclosed for removing highly deleterious non-basic nitrogen compounds upstream from an acid catalyzed thiophene alkylation process using adsorbents capable of adsorbing the non-basic...
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8021539 |
System and process for hydrodesulfurization, hydrodenitrogenation, or hydrofinishing
A method for hydrodesulfurization by forming a dispersion comprising hydrogen-containing gas bubbles with a mean diameter of less than 1 micron dispersed in a liquid phase comprising...
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8007662 |
Direct feed/effluent heat exchange in fluid catalytic cracking
Fluid catalytic cracking (FCC) processes are described, in which hydroprocessed hydrocarbon streams or other hydrocarbon feed streams having a low coking tendency are subjected to direct heat...
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7972499 |
Process for recycling an active slurry catalyst composition in heavy oil upgrading
The instant invention is directed to a process employing slurry catalyst compositions in the upgrading of heavy oils. The slurry catalyst composition is not permitted to settle, which would result...
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7959797 |
Systems and methods of producing a crude product
Contact of a crude feed with one or more catalysts containing a transition metal sulfide produces a total product that includes a crude product. The crude feed has a residue content of at least 0.2...
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7947168 |
Segregation of streams for the production of ammonia
A method for recovering NH3 present in a sour water stream containing odiferous compounds such as pyridines, indoles, ketones and mercaptans produced during an upgrading process for upgrading...
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7947165 |
Method for extracting and upgrading of heavy and semi-heavy oils and bitumens
Improvements in the selective extraction of relatively low molecular weight oils from coal, coal liquids, oil shales, shale oils, oil sands, heavy and semi-heavy oils, bitumens, and the like are...
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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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7871512 |
Treatment of crude oil fractions, fossil fuels, and products thereof
In crude oil fractions, fossil fuels, and organic liquids in general in which it is desirable to reduce the levels of sulfur-containing and nitrogen-containing components, the process reduces the...
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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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7867381 |
Process for removal of nitrogen and poly-nuclear aromatics from FCC feedstocks
A feedstream to an FCC unit is treated to remove or reduce the content of polynuclear aromatics and nitrogen-containing compounds by contacting the feedstream with an adsorbent compound selected...
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7857965 |
Process for enhancing the value of hydrocarbonaceous natural resources
A process for upgrading hydrocarbonaceous oil containing heteroatom-containing compounds where the hydrocarbonaceous oil is contacted with a solvent system that is a mixture of a major portion of a...
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7803276 |
Regeneration of sulfuric acid
This invention relates to a process for recycling acid used to remove nitrogen contaminants from hydrocarbons using polymeric membranes to separate spent acid from the acid extraction of...
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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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7799211 |
Process for upgrading whole crude oil to remove nitrogen and sulfur compounds
A crude oil feedstream is treated to remove or reduce the content of known undesired heteroatomic and polynuclear aromatic compounds containing nitrogen and sulfur by contacting the feedstream with...
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7780935 |
Method for controlling NOx emissions in the FCCU
A process for the reduction of NOx emissions from a regeneration zone during a fluid catalytic cracking (FCC) process are disclosed. The process comprises contacting a hydrocarbon feedstock with a...
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7771587 |
Method for removing nitrogen compounds from gasoline or diesel fuel using molecularly imprinted polymers
A method and product for removing nitrogen compound molecules from gasoline or diesel fuel includes exposing the gasoline or diesel fuel to a plurality of molecularly imprinted polymer beads (MIPS)...
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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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7749377 |
Methods of denitrogenating diesel fuel
A process for denitrogenating diesel fuel includes contacting diesel fuel containing one or more nitrogen compounds with an acid ionic liquid in an extraction zone to selectively remove the...
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7727383 |
Process for producing petroleum oils with ultra-low nitrogen content
A highly effective liquid-liquid extraction process to remove nitrogen compounds and especially basic nitrogen compounds from aromatic light petroleum oils with excellent recovery employs...
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7666297 |
Oxidative desulfurization and denitrogenation of petroleum oils
An improved oxidative process that employ a robust, non-aqueous, and oil-soluble organic peroxide oxidant for effective desulfurization and denitrogenation of hydrocarbons including petroleum...
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7569741 |
Petrochemical feedstock purification
Methods and systems for petrochemical feedstream purification are described herein. The methods generally include providing a petrochemical feedstock, wherein the petrochemical feedstock includes a...
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7497943 |
Additives to enhance metal and amine removal in refinery desalting processes
It has been discovered that metals and/or amines can be removed or transferred from a hydrocarbon phase to a water phase in an emulsion breaking process by using a composition that contains...
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7491316 |
Preparation of components for refinery blending of transportation fuels
The process of the present invention involves reducing the sulfur and/or nitrogen content of a distillate feedstock to produce a refinery transportation fuel or blending components for refinery...
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7473351 |
Removal of nitrogen, sulfur, and alkylating agents from hydrocarbon streams
The present invention provides a process for reducing the nitrogen content of a liquid hydrocarbon feed wherein said process comprises a) contacting a liquid hydrocarbon feed comprising an...
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7446075 |
Transition metal phosphides and hydrotreating process using the same
A catalyst for hydrotreating a hydrocarbon feed has been developed. The catalyst comprises a metal phosphide and promoter metal component as the catalytic component. At least a portion of the metal...
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7442290 |
Mesoporous aluminum oxide, preparation and use thereof
Mesoporous aluminum oxides with high surface areas have been synthesized using inexpensive, small organic templating agents instead of surfactants. Optionally, some of the aluminum can be...
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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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7399404 |
Reduction of the content of compounds containing oxygen and/or nitrogen in material flows containing isobutene
A process for reducing the content of oxygen-containing and/or nitrogen-containing compounds in streams having an isobutene content of at least 10% by weight, which comprises passing the stream in...
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7276152 |
Oxidative desulfurization and denitrogenation of petroleum oils
A robust, non-aqueous, and oil-soluble organic peroxide oxidant is employed for oxidative desulfurization and denitrogenation of hydrocarbon feedstocks including petroleum fuels. Even at low...
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7270742 |
Organosulfur oxidation process
This invention is a method of purifying fuel streams containing organonitrogen and organosulfur impurities. The fuel stream is first treated to extract organonitrogen impurities so that the...
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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...
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7232515 |
Hydrofining process using bulk group VIII/Group VIB catalysts
A process for hydrofining a lubricating oil feedstock comprising contacting the feedstock with a hydrofining catalyst in a hydrofining zone under hydrofining conditions wherein the hydrofining...
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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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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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7169730 |
Modified carbide and oxycarbide containing catalysts and methods of making and using thereof
Compositions including modified carbide-containing nanorods and/or modified oxycarbide-containing nanorods and/or modified carbon nanotubes bearing carbides and oxycarbides and methods of making...
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7153414 |
Process for the upgrading of raw hydrocarbon streams
A process for the upgrading of raw hydrocarbon streams rich in heteroatomic polar compounds and/or unsaturated moieties involving the extractive oxidation of sulfur, nitrogen, conjugated dienes and...
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7128829 |
Removal of impurities from liquid hydrocarbon streams
A novel process effective for the removal of organic sulfur compounds, organic nitrogen compounds and light olefins from liquid hydrocarbons is disclosed. The process more specifically addresses...
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7045485 |
NOx reduction composition for use in FCC processes
A composition for controlling NOx emissions during FCC processes comprises (i) an acidic oxide support, (ii) cerium oxide, (iii) a lanthanide oxide other than ceria such as praseodymium oxide, and...
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7033487 |
FCC catalyst for reducing the sulfur content in gasoline and diesel
A catalyst composition comprising about 5–55 wt % metal-doped anionic clay, about 10–50 wt % zeolite, about 5–40 wt % matrix alumina, about 0–10 wt % silica, about 0–10 wt % of other ingredien...
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7022742 |
Process to control nitrogen-containing compounds in synthesis gas
A process to control the amount of N-contaminant is synthesis gas which is fed into a Fischer-Tropsch reactor and which utilizes Fischer-Tropsch produced water is provided. A process which utilizes...
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6984310 |
Alumina having bimodal pore structure, catalysts made therefrom and processes using same
Alumina having a pore structure characterized by the absence of macropores, no more than 5% of the total pore volume in pores greater than 350 Å, a high pore volume (greater than 0.8 cc/g m...
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6888039 |
Purification process
A process of reducing the sulfur content of gasoline product comprising at least three concurrent steps: a) passing input fluid comprising pollutant through at least one adsorber to produce a...
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6875341 |
Process for enhancing the value of hydrocabonaceous natural recources
A process for upgrading hydrocarbonaceous oil containing heteroatom-containing compounds where the hydrocarbonaceous oil is contacted with a solvent system that is a mixture of a major portion of a...
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6790344 |
Liquid-phase adsorption process for removing and concentrating heteroatom compounds in hydrocarbons
Disclosed is a liquid phase adsorption process for removing and concentrating heteroatom compounds in hydrocarbons (HCH), comprising the steps of adsorption, copurging and regeneration. In the...
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