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8158843 |
Deep desulfurization of hydrocarbon fuels
The invention relates to processes for reducing the sulfur content in hydrocarbon fuels such as gasoline, diesel fuel and jet fuel. The invention provides a method and materials for producing ultra...
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8137536 |
Method for producing a crude product
Methods and systems for contacting a crude feed that has a total acid number (TAN) of at least 0.3 with one or more catalysts produces a total product that includes a crude product are described....
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8128810 |
Process for using catalyst with nanometer crystallites in slurry hydrocracking
A process and apparatus is disclosed for converting heavy hydrocarbon feed into lighter hydrocarbon products. The heavy hydrocarbon feed is slurried with a catalyst comprising iron oxide and...
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8123933 |
Process for using iron oxide and alumina catalyst for slurry hydrocracking
A process and apparatus is disclosed for converting heavy hydrocarbon feed into lighter hydrocarbon products. The heavy hydrocarbon feed is slurried with a catalyst comprising iron oxide and...
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8097149 |
Catalyst and method for hydrodesulfurization of hydrocarbons
Oil soluble catalysts are used in a process to hydrodesulfurize petroleum feedstock having a high concentration of sulfur-containing compounds and convert the feedstock to a higher value product....
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8083933 |
Process for removing sulfur from a fuel gas stream
A process for removing organic sulfur from a fuel gas stream that further contains light olefins by catalytic hydrodesulfurization to yield a treated fuel gas having an very low concentration of...
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8066869 |
Process for deep desulphurization of cracking gasolines with a small loss of octane number
The invention relates to a treatment process of a sulphur-containing hydrocarbon fraction, comprising the following steps: a) a hydrodesulphurization step of said hydrocarbon fraction to produce a...
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8067331 |
Bulk catalyst comprising nickel tungsten metal oxidic particles
The invention relates to a nickel tungsten bulk catalyst, to a process for the manufacture of said catalyst and to the use of said catalyst for the hydrotreatment, in particular the...
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8043495 |
Process to hydrodesulfurize FCC gasoline resulting in a low-mercaptan product
A process for reducing the sulfur content of a hydrocarbon stream, including: feeding a hydrocarbon stream including sulfur compounds to a catalytic distillation reactor having one or more...
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8025793 |
Process for using catalyst with rapid formation of iron sulfide in slurry hydrocracking
A process and apparatus is disclosed for converting heavy hydrocarbon feed into lighter hydrocarbon products. The heavy hydrocarbon feed is slurried with a catalyst comprising iron oxide and...
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8016999 |
Process for removing sulfur from fuels
Provided are processes for removing sulfur-containing compounds from fuel, comprising contacting the fuel in liquid phase with air to oxidize the sulfur-containing compounds, the contacting being...
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8012343 |
Heavy feed HPC process using a mixture of catalysts
The present invention pertains to a process for the hydroprocessing of heavy hydrocarbon feeds, preferably in an ebullating bed process, by contacting the feed with a mixture of two hydroprocessing...
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8002971 |
Desulfurization process and systems utilizing hydrodynamic cavitation
Processes and systems associated with hydrodynamic cavitation-catalyzed oxidation of sulfur-containing substances in a fluid are described. In one example method, carbonaceous fluid is combined...
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7981275 |
Catalytic composition for hydroprocessing of light and intermediate oil fractions
The present invention relates to the novel catalytic composition having a high specific activity in reactions involving hydroprocessing of light and intermediate petroleum fractions, and preferably...
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7959795 |
Deep hydrodesulfurization of hydrocarbon feedstreams
The distillate catalytic hydrodesulfurization of hydrocarbon fuels wherein the optimum hydrogen treat gas rate to maximize desulfurization is determined and introduced into the reaction zone to...
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7951290 |
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...
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7938955 |
Method for producing super-low sulfur gas oil blending component or super-low sulfur gas oil composition, and super-low sulfur gas oil composition
Provided are a method for producing a super-low sulfur gas oil blending component or a super-low sulfur gas oil composition having a sulfur content of less than 5 mass ppm, under relatively mild...
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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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7923410 |
Regenerable sorbents for removal of sulfur from hydrocarbons and processes for their preparation and use
A sorbent for use in removing sulfur contaminants from hydrocarbon feedstocks is provided, wherein the sorbent contains zinc aluminate in an amount of at least 40 wt % (calculated as ZnAl2O4); free...
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7914669 |
Reactive extraction of sulfur compounds from hydrocarbon streams
A process to substantially reduce the sulfur content of a liquid hydrocarbon stream by contacting the hydrocarbon stream with an aqueous stream containing a mixture of one or more extraction agents...
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7906013 |
Hydrocarbon conversion process
A process is provided to produce an ultra low sulfur diesel with less than about 10 ppm sulfur using a two-phase or liquid-phase continuous reaction zone to convert a diesel boiling range...
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7901566 |
Reforming sulfur-containing hydrocarbons using a sulfur resistant catalyst
A method of reforming a sulfur containing hydrocarbon involves contacting the sulfur containing hydrocarbon with a sulfur tolerant catalyst containing a non-sulfating carrier and one or more of a...
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7901565 |
Reforming sulfur-containing hydrocarbons using a sulfur resistant catalyst
A method of reforming a sulfur containing hydrocarbon involves contacting the sulfur containing hydrocarbon with a sulfur tolerant catalyst containing a sulfur tolerant precious metal and a...
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7875167 |
Low pressure selective desulfurization of naphthas
A low hydrogen partial pressure process for desulfurizing naphtha in the presence of a hydrodesulfurization catalyst which catalyst is selective for suppressing hydrogenation of olefins and in the...
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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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7842181 |
Composition and process for the removal of sulfur from middle distillate fuels
A composition and process for removing sulfur from middle distillate petroleum hydrocarbon fuels. The composition includes an alumina component and a carbon component. The composition is present in...
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7824541 |
Catalyst and process for the manufacture of ultra-low sulfur distillate product
Described is a catalyst and process useful in the hydrodesulfurization of a distillate feedstock to manufacture a low-sulfur distillate product. The catalyst comprises a calcined mixture of...
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7820037 |
Desulfurizing agent manufacturing method and hydrocarbon desulfurization method
A desulfurizing agent is produced by mixing a copper compound, a zinc compound and an ammonium compound with an aqueous solution of an alkali substance to prepare or precipitate followed by...
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7815792 |
Selective naphtha desulfurization process and catalyst
A process and catalyst for the selective hydrodesulfurization of a naphtha containing olefins. The process produces a naphtha stream having a reduced concentration of sulfur while maintaining the...
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7803267 |
Gasoline sulfur reduction in fluid catalytic cracking
The sulfur content of liquid cracking products, especially the cracked gasoline, of the catalytic cracking process is reduced by the use of a sulfur reduction catalyst composition comprising a...
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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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7763164 |
Gasoline sulfur reduction in FCCU cracking
This invention focuses on the specialized catalyst and/or additive for lower FCCU gasoline and diesel blendstock component sulfur content. This invention utilizes a specified ratio of the...
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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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7708956 |
Combination hot separator and reactor vessel for simultaneously desulfurizing two vapor streams
A method and an apparatus for removing sulfur hydrocarbon compounds from a naphtha stream and for simultaneously removing sulfur hydrocarbon compounds from two streams is described. A separator...
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7686943 |
Hydroprocessing using hydrothermally-prepared bulk multimetallic 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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7670477 |
Desulphurization process comprising a transformation step and a step for extracting sulphur-containing compounds
A process and the use of a process for desulphurizing a hydrocarbon feed is described which comprises at least one of the following steps: A a step for selective hydrogenation of diolefins present...
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7641789 |
Process to prepare a base oil having a viscosity index of between 80 and 140
Process to prepare a base oil having a viscosity index of between 80 and 140 starting from a distillate or a de-asphalted oil by (a) contacting the feedstock in the presence of hydrogen with a...
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7615145 |
One-pot process for the reduction of sulfur, nitrogen and the production of useful oxygenates from hydrocarbon materials via one-pot selective oxidation
The present invention relates to a process of reducing sulfur- or nitrogen-containing compounds and producing oxygenates, and in particular to a one-pot process of reducing sulfur- or...
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7591943 |
Process for the reduction of sulfur, nitrogen and the production of useful oxygenates from hydrocarbon materials via one-pot selective oxidation
The present invention relates to a process of reducing sulfur- or nitrogen-containing compounds and also producing oxygenates, which can be used as an excellent octane booster in the reformulated...
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7569199 |
Method to remove sulfur or sulfur-containing species from a source
High surface area iron oxides that can be ferroxane-derived iron oxides are described, as well as methods of using the same to remove at least a portion of one or more sulfur-containing species...
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7563424 |
Method for removing sulfur compounds from fluids using compressed metal oxide composition particles
The present invention relates to a compressed metal oxide composition particle comprised of metal oxide and an organic binder, with the binder preferably being a water insoluble cellulose...
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7510648 |
Method for desulfurization of liquid hydrocarbons and process for production of hydrogen for fuel cells
The invention provides an optimum method for utilizing a desulfurizing agent for liquid hydrocarbons which can efficiently remove sulfur content from kerosene without performing addition of...
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7491317 |
Desulfurization in turbulent fluid bed reactor
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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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...
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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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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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7445702 |
Desulphurisation
Propane and/or butanes are separated from a hydrocarbon feedstock contaminated with alkyl mercaptans by fractional distillation at such a pressure that the separated overheads stream containing...
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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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7374666 |
Oxidative desulfurization of sulfur-containing hydrocarbons
A method for desulfurizing a hydrocarbon stream (10) containing heterocyclic sulfur compounds, which process comprises contacting the heterocyclic sulfur compounds in the gas phase (60) in the...
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