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WO/2024/095167A1 |
In this innovation, sulfur compounds in heavy petroleum products are converted into sulfoxide and sulfone compounds using a combined process consisting of oxidants, ultrasound, heavy metal oxides catalysts such as molybdenum oxide (MoO2)...
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WO/2024/081726A1 |
A method of producing olefinic and aromatic hydrocarbons from waste plastics comprising feeding a mixture of plastics along with the products of the oxidation of light hydrocarbons to a process in which the feed mixture is catalytically ...
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WO/2024/023215A1 |
The present invention relates to a method for scavenging mercaptans in a hydrocarbon fluid, comprising contacting the hydrocarbon fluid with an aqueous scavenging composition comprising an alcohol, an aqueous alkaline reagent and an effe...
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WO/2023/152289A1 |
We disclose a process for purification of mixed hydrocarbons, suitable for a wide range of contexts such as separating and recovering mixed polymer materials, refining used oils and fuels, recovery of hydrocarbons from used tyres, recove...
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WO/2022/234500A1 |
A system is disclosed for desulfurizing liquid fossil fuel comprising: liquid fossil fuel supply; a first mixer; a second mixer; an oxidizer supply; a catalyst supply; an extractant supply; a centrifuge; and an ultrasoncially induced cav...
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WO/2022/234501A1 |
A process is disclosed for removing sulfides from liquid fossil fuel comprising mixing the liquid fossil fuel with an oxidizer and catalyst to form a multiphase reaction medium and producing a fluid flow of the multiphase reaction medium...
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WO/2022/225153A1 |
A method for desulfurizing a marine fuel oil by using a mixed desulfurizing agent prepared for reforming a high-sulfur fuel oil (HSFO) to a low-sulfur fuel oil (LSFO), of the present invention, allows a mixed desulfurizing agent to be pr...
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WO/2022/165105A1 |
Oxidized disulfide oil (ODSO) compounds or ODSO compounds and disulfide oil (DSO) compounds are added to a steam cracker feed. During the thermal cracking, the ODSO or ODSO and DSO components in the steam cracker mixture minimize coke fo...
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WO/2022/155579A1 |
Relatively low value disulfide oil (DSO) compounds produced as by-products of the mercaptan oxidation (MEROX) processing of refinery hydrocarbon streams, and oxidized disulfide oils (ODSO), are economically converted to value-added BTX b...
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WO/2022/155611A1 |
A reaction column comprises a plurality of cells each of which has a lower cell portion and an upper cell portion. The cells are arranged sequentially, from an uppermost cell to a lowermost cell. The fuel inlet is configured to direct fl...
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WO/2022/150161A1 |
A process for treating a hydrocarbon stream to remove polynuclear aromatic (PNA) and heavy polynuclear aromatic (HPNA) compounds includes contacting the hydrocarbon stream with an adsorbent in an adsorption unit to adsorb the PNA and HPN...
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WO/2022/140273A1 |
A method of producing a catalytic carbon fiber may include: oxidizing a virgin carbon fiber to produce an oxidized carbon fiber; reacting the oxidized carbon fiber with a polyamine compound to produce an amine modified carbon fiber; and ...
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WO/2022/133768A1 |
A process for desulfurizing a sulfur compound-containing liquid fossil fuel. By continuously adding a solution comprising an oxidant to the sulfur compound-containing liquid fossil fuel, it is possible to improve oxidant utilization and ...
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WO/2021/243282A1 |
A catalyst composition includes a metal catalyst dispersed in a molten eutectic mixture of alkali metal or alkaline earth metal carbonates or hydroxides. A process for the catalytic cracking of hydrocarbons includes contacting in a react...
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WO/2021/237030A1 |
Kerosene boiling range or jet fuel boiling range compositions are provided that are formed from crude oils with, unexpected combinations of high naphthenes to aromatics weight and/or volume ratio and a low sulfur content The resulting ke...
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WO/2021/168165A2 |
A process for oxidative dehydrogenation of a hydrocarbon to produce an olefin and water may include contacting, in a fluidized bed, the hydrocarbon with a particulate material, which may include at least one oxygen transfer agent (OTA) a...
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WO/2021/150687A1 |
The present application provides systems and methods for upgrading an oil stream. The system includes a reactor, a phase separator, an expansion device, a cooling unit, and two separation units. The reactor receives the oil stream, ammon...
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WO/2021/146228A2 |
A method of removing a metal contaminant from a light hydrocarbon stream comprises introducing a light hydrocarbon stream into a reactor vessel, the reactor vessel containing an aqueous treatment composition which comprises a treatment a...
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WO/2021/091759A1 |
Hydrocracked bottoms fractions are treated to separate HPNA compounds and/or HPNA precursor compounds and produce a reduced-HPNA hydrocracked bottoms fraction effective for recycle, in a configuration of a single-stage hydrocracking reac...
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WO/2021/072207A1 |
Systems and methods for reducing olefin concentration in a hydrocarbon stream comprising aromatic compounds and olefins, the method including supplying an aromatic-rich olefinic hydrocarbon stream; combining the aromatic-rich olefinic hy...
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WO/2021/027491A1 |
Disclosed is a method for preparing a carbonized silk photocatalyst, the method comprising soaking a natural silk and an activator in water, taking out the soaked silk, drying same, and roasting the dried silk under the protection of an ...
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WO/2021/028308A1 |
The invention relates to a method for purifying sulfide-containing raw materials and simultaneously extracting elemental sulfur. In said method, the sulfur is extracted from the raw material by comproportionation reaction with a sulfur h...
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WO/2021/030287A1 |
Processes for chemically treating polyaromatic feedstock to form aromatic-containing oligomers or polymers are provided. The processes are characterized by treatment of a plurality of different polyaromatic hydrocarbon molecules and/or p...
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WO/2021/022848A1 |
A monolithic catalyst preparation method employing 3D printing, and an application of a monolithic catalyst in oxidative desulfurization of fuel oil. The method comprises: printing a three-dimensional model using a light-curing printer, ...
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WO/2020/232455A1 |
A process and system for treating a hydroprocessing unit effluent gas stream for recycling includes introducing the effluent gas stream into a hydrogen purification zone and recovering a hydrogen-rich gas stream and a liquid stream conta...
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WO/2020/232450A1 |
A system for processing fuel to remove sulfur species through the oxidation of the sulfur species is disclosed which includes one or more (and preferably two or more processing units). Additionally, a method of removing sulfur species th...
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WO/2020/214241A1 |
Disulfide oil (DSO) compounds recovered as a by-product of the mercaptan oxidation of a hydrocarbon refinery feedstock and their oxidized derivatives, oxidized disulfide oils (ODSO) are effective as a diluent to lower the viscosity and t...
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WO/2020/167629A1 |
An integrated refinery process for producing diesel fuel blending stock from olefinic heavy naphtha streams that contain gasoline and compounds with carbon numbers in the range of from 9-14 are oxidized and converted into their correspon...
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WO/2020/159634A1 |
Systems and methods are provided for selective oxidation of CO and/or C3- hydrocarbonaceous compounds in a reaction environment including hydrocarbons and/or hydrocarbonaceous components. The selective oxidation can be performed by expos...
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WO/2020/117724A1 |
Methods for the use of peroxyacid for enhancing downstream processes through the enhanced removal of fine particulates from petroleum oils and refinery feedstocks and/or streams are disclosed. The methods beneficially minimize fouling an...
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WO/2020/117380A1 |
An integrated controlled catalytic oxidation process converts low value disulfide oil (DSO) compounds produced as a by-product of a generalized mercaptan oxidation (MEROX) process into oxidized DSO (ODSO) compounds including sulfoxides, ...
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WO/2020/086251A1 |
The invention is an integrated process for treating residual oil of a hydrocarbon feedstock. The oil is first subjected to solvent deasphalting then gas phase oxidative desulfurization. Additional, optional steps including hydrodesulfuri...
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WO/2020/086250A1 |
The invention is an integrated process for treating residual oil of a hydrocarbon feedstock. The oil is first subjected to hydrodemetallization and then gas phase oxidative desulfurization. Additional, optional steps including hydrodesul...
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WO/2020/041284A1 |
Various embodiments disclosed relate to a method of oxidizing sulfur-containing compounds. The method involves contacting a sulfur-containing compound with a helmet phthalocyaninato-type catalyst in the presence of an oxidant. The presen...
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WO/2019/232340A1 |
The disclosure is directed to a system and method of hydrocarbon desulfurization utilizing a liquid sorbent. The system includes a plurality of vessel pair assemblies, each of which includes a reaction vessel and a settling vessel. Hydro...
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WO/2019/199431A1 |
The present disclosure relates to methods for preparing materials from heavy feedstocks. In particular, the disclosure provides a chemical process to convert heavy feedstocks with predominant polyaromatic hydrocarbon molecules or species...
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WO/2019/189609A1 |
Provided are a hydrocarbon production method and a hydrocarbon production apparatus that, in a mining process, can transport proppant efficiently even if the viscosity is low and can prevent microbial contamination, and, in a desulfuriza...
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WO/2019/180734A1 |
The present disclosure relates to a catalyst formulation comprising: (a) at least one metal carboxylate; and (b) at least one additive is selected from radical initiator or radical quencher, wherein the at least one metal carboxylate to ...
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WO/2019/166905A1 |
Disclosed herein is a method for oxidative desulfurization of liquid hydrocarbon fuels. The method includes contacting a liquid fuel with a quantum dot hybrid catalyst including metal sulfide quantum dots intercalated over graphene oxide...
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WO/2019/155183A1 |
We disclose a process for purification of hydrocarbons, suitable for a wide range of contexts such as refining bunker fuels to yield low-sulphur fuels, cleaning of waste engine oil (etc) to yield a usable hydrocarbon product, recovery of...
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WO/2019/152443A1 |
A liquid hydrocarbon desulfurization system having at least one processing unit, and preferably an initial and an end processing unit. Each processing unit having a reactor assembly and a sorption system. An aqueous system directs aqueou...
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WO/2019/142130A1 |
Oxidative dehydrogenation is an alternative to the energy extensive steam cracking process presently used for the production of olefins from paraffins. Various embodiments of an oxidative dehydrogenation chemical complex designed to allo...
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WO/2019/139558A1 |
The invention relates to the oil-refining industry, in particular, to methods for purifying a fuel from sulfur-containing compounds. The method for purifying liquid hydrocarbon motor fuels from sulfur and for further reducing the sulfur ...
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WO/2019/093890A1 |
The invention provides a process for preparing a sweetened hydrocarbon liquid composition with reduced tendency to form gums from a sour hydrocarbon liquid composition containing mercaptans and with an olefin content of 5 vol.% or more, ...
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WO/2019/084672A1 |
A method of treating a heavy crude oil prior to thermal cracking to reduce the formation of insoluble gums in the cracking process. The heavy crude oil is aerated in the presence of a polar solvent, at an elevated temperature below the b...
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WO/2019/036194A1 |
Methods, systems and designs are provided for removing mercury from crudes. Crude oil containing a synthetic reducing agent is heated to a temperature above 100°C and held at that temperature for a specified period of time to convert al...
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WO/2019/016193A1 |
The present application relates to a method to prevent the emission of hydrogen sulphide in the production of hot bitumen or asphalt having a temperature of between 150 and 200°C, wherein the method comprises the steps of providing a bi...
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WO/2018/224846A1 |
The present invention describes an extractive oxidation process for removing contaminants from hydrocarbon streams using an ionic liquid combined with an organometallic ionic complex of iron(ll), which comprises a complex of iron(ll) cat...
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WO/2018/205113A1 |
A process for removing sulfur compounds from a liquid composition immiscible with water, comprising at least partially oxidizing the sulfur compounds by contacting a liquid composition comprising at least one sulfur compound with an aque...
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WO/2018/174334A1 |
The present invention relates to a method for purifying cashew nut shell liquid and other crude animal and vegetable fats and oils and, more specifically, to a method for purifying crude animal and vegetable fats and oils, capable of bei...
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