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WO/2024/085626A1 |
The present invention relates to a method for producing olefins through the dual dehydrogenation-cracking reaction of paraffins. The method for producing olefins according to the present invention efficiently catalytically decomposes par...
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WO/2024/083781A1 |
The present invention relates to a process and a process plant for partial hydroprocessing of a feedstock comprising oxygenates, comprising the steps of directing said feedstock, an amount of make-up hydrogen and a recycle gas to a catal...
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WO/2024/083555A1 |
The invention relates to an aromatic compound conversion unit (5), comprising: - a section (1) for the pre-fractionation of at least one stream comprising A9+ compounds into at least two effluents: a first effluent (3) enriched in aromat...
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WO/2024/081354A1 |
Described are compositions and methods for inhibiting and retarding polymerization of a monomer composition, which use a naphthoquinone and a hydroxylamine. When present in a monomer-containing composition, the combination of the naphtho...
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WO/2024/078279A1 |
Provided are a supported palladium catalyst, and the preparation and use thereof. The catalyst comprises a carrier, and palladium and a modifying component which are loaded on the carrier, wherein the carrier is selected from refractory ...
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WO/2024/079564A1 |
A process and a system for oxidative dehydrogenation ("ODH") of hydrocarbons are provided. An exemplary process includes contacting an ethane feed with an oxidant in the presence of an oxidative dehydrogenation catalyst in an oxidative d...
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WO/2024/078898A1 |
The invention relates to a simulated moving bed, SMB, separation column/method comprising/using a shell (1) which comprises a plurality of adsorbent beds separated by a plurality of trays, each tray comprising a plurality of panels (6), ...
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WO/2024/073706A1 |
The process converts ethylene in a dilute ethylene (dry gas) stream that may be derived from an FCC product to propylene. The process includes an oligomerization step to convert ethylene in the dilute ethylene stream to heavier olefins, ...
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WO/2024/073345A1 |
Processes and apparatuses for separating aromatic and non-aromatic hydrocarbons by extractive distillation. A solvent is mixed with the aromatic and non-aromatic hydrocarbons. A first separation column separates non-aromatic hydrocarbons...
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WO/2024/064515A1 |
A method for inhibiting polymerization, gum formation and fouling of an atypical, high temperature ethylene fractionation train comprising treating the atypical, high temperature ethylene fractionation train with a composition including ...
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WO/2023/086560A9 |
A green energy generating system (e.g., thermal, solar, wind, kinetic) is integrated with a thermo molecular separation (Le., greenhouse gas capturing) system. The output of each system is utilized by the other to form a unitary system t...
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WO/2024/058715A1 |
Disclosed herein is a method of separating hydrocarbons from each other, the method comprising the steps of (a) providing a metal organic framework (MOF) formed from a metal ion and/or metal cluster and an organic linker, and (b) passing...
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WO/2024/056652A1 |
The invention relates to a method for producing C2-C4 olefins from dimethyl ether and optionally methanol, having the steps of: A) providing a dimethyl ether-containing flow A; B) mixing at least one part of the flow A with at least one ...
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WO/2024/051737A1 |
The present invention belongs to the technical field of crude benzene refinement, and provided is a method for producing a high boiling point solvent oil byproduct in crude benzene refinement. The method comprises the following steps: fi...
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WO/2024/049992A1 |
A hydrocarbon isomerization system for an iC4 feed stream that provides for removal of C3s from an isomerization reactor feed stream by the addition of a depropanizer column to remove C3s from the reactor effluent stream after it has pas...
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WO/2024/044566A1 |
Processes and reaction systems for olefin metathesis by reactive distillation, utilizing liquid phase metathesis of reactant olefins in the presence of a homogeneous metathesis catalyst system, where the light metathesis product is produ...
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WO/2024/037771A1 |
The invention relates to a method for the isomerisation of C4 to C9 olefins having terminal double bonds to the corresponding olefins having internal double bonds, wherein a heterogeneous catalyst comprising a silicon-aluminium mixed oxi...
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WO/2024/036241A1 |
Processes for producing a linear internal olefin product include the steps of contacting an olefin feed containing C10-C20 vinylidenes and a C10-C20 normal alpha olefin and/or C10-C20 linear internal olefins, a first acid catalyst, and a...
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WO/2024/030747A1 |
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content d...
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WO/2024/026285A1 |
Processes for producing n-heptane from a mixture of 1-hexene and 1-octene in the presence of a suitable isomerization-metathesis catalyst followed by a hydrogenation step are disclosed. Integrated manufacturing systems for producing n-he...
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WO/2024/020230A1 |
A method for enhancing the recovery of styrene includes feeding a hot liquid residue stream to a stripping vessel from a styrene monomer purification finishing system. The hot liquid residue stream includes styrene and compounds less vol...
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WO/2024/019560A1 |
The present invention provides a butadiene preparation method comprising a step for preparing butadiene by pyrolyzing a polyester, containing a repeating unit derived from 1,4-butanediol, or a polymer blend containing the polyester.
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WO/2024/016576A1 |
A selective hydrogenation catalyst for alkynes and a preparation method therefor. The catalyst contains at least the following active components: Pd and Ag. Based on the mass of a carrier being 100%, the content of Pd is 0.045-0.075%, an...
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WO/2024/012996A1 |
A system and method for production of MTBE, maleic anhydride, n-butane and/or olefins, is disclosed. The system includes a feed preparation unit, a deisobutanizer, an isobutane dehydrogenation unit, a steam cracker and a hydrogenation un...
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WO/2024/012444A1 |
The invention relates to an alkylbenzene-containing desorbent and the use thereof in the adsorption and separation of meta-aromatic hydrocarbons. The desorbent comprises or consists of 20-100 wt% of an alkylbenzene compound of general fo...
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WO/2024/014924A1 |
The present invention relates to a catalyst and a preparation method therefor, wherein the catalyst can convert diesel, which is increasingly likely to be unused, to a basic chemical raw material, and induce a thermal polymerization reac...
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WO/2024/015227A1 |
In a process for recovering styrene monomer from polystyrene, a feed comprising benzene, toluene, ethylbenzene, styrene monomer and C9+ aromatics produced by depolymerizing polystyrene is supplied to a first fractionation column and divi...
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WO/2024/009987A1 |
A method for producing cumene according to the present invention includes the following steps (e) and (f), in which stream (3) includes 20-99 mass% of acetophenone and 1-10 mass% of 2,3-dimethyl-2,3-diphenylbutane. (e) Cumene conversio...
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WO/2024/011171A1 |
Polymerization inhibitor compositions are provided. The polymerization inhibitor compositions include at least a first inhibitor compound having a phenothiazine or a derivative thereof, a second inhibitor compound having a phenylenediami...
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WO/2023/248499A1 |
[Problem] To provide a method for producing a monocyclic aromatic hydrocarbon, such as benzene and xylene, which are effective as basic raw materials, by using a naphtha raw material including a renewable naphtha. [Solution] This method ...
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WO/2023/247188A1 |
Processes for producing ethylene from ethane are described. A process can include oxidatively dehydrogenating ethane to produce a product stream that includes ethylene, ethane, and gases having a lower boiling temperature than ethylene. ...
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WO/2023/250129A1 |
The present disclosure provides compositions and methods for producing high-purity squalene from a squalene source, for example from host cells, such as yeast cells that are capable of synthesizing squalene. Further provided herein are c...
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WO/2023/244389A1 |
A feed mixture comprising one or more xylene isomers and C9+ aromatic hydrocarbons may be separated in a first distillation column to obtain a first overhead stream comprising m-xylene and/or p-xylene and a first bottoms stream comprisin...
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WO/2023/244394A1 |
A feed mixture comprising one or more xylene isomers may be separated in a p-xylene recovery unit using simulated moving bed. chromatography with toluene as a desorbent to obtain a product stream rich in p-xylene and a raffinate stream l...
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WO/2023/237696A1 |
The invention concerns a process for converting ethanol to ethylene, comprising a catalytic dehydration step wherein ethanol is dehydrated to form ethylene, wherein during the catalytic dehydration step water is removed from the reaction...
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WO/2023/240011A1 |
Metal-containing ionic liquids can demonstrate a sharply increased viscosity relative to the same ionic liquids without the metal cation. Metal-containing ionic liquid compositions are disclosed that contain viscosity modifiers that redu...
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WO/2023/239939A1 |
The present disclosure provides compositions and methods for producing a cell culture product in a cell culture composition, particularly for cell culture product s that impair the growth and/or function of the host cells in which they a...
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WO/2023/232684A1 |
The invention concerns a process for the conversion of oxygenates to hydrocarbons in the presence of a sorbent material capable of adsorbing water. Furthermore the invention concerns a fluidized or fixed bed reactor for conversion of oxy...
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WO/2023/232291A1 |
A method (100) of operating an internal combustion engine (2) specified to be run with a fuel gas (F) mixture comprising at least one hydrocarbon and hydrogen in a maximum specified hydrogen content using a pipeline gas (P) withdrawn fro...
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WO/2023/220799A1 |
Gas processing methodology for high efficiency recovery of propane and/or ethane from a natural gas feed stream. The method is conducted without turboexpansion. A natural gas stream is processed to have gas and liquid portions. The gas p...
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WO/2023/222359A1 |
The present invention relates to a process for purifying a hydrocarbon stream comprising at least Cx alkanes, Cx olefins, low boilers such as Cx-1 hydrocarbons and high boilers such as Cx+1 hydrocarbons, with x = 3 to 5. According to the...
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WO/2023/220806A1 |
Gas processing methodology for high efficiency recovery of propane and/or ethane from a natural gas feed stream. The method is conducted without turboexpansion, and in some embodiments, without the use of a refrigeration system. A natura...
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WO/2023/217810A1 |
The invention relates to a process for purifying a raw C4-hydrocarbon mixture comprising at least 2 % by weight of isobutene, at least 23 % by weight of butenes other than isobutene, less than 3 % by weight of butadienes, at least 1.5 pp...
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WO/2023/217951A1 |
The present application relates to a device for synthesizing isobutene by thermally converting prenic acid, comprising: - a system for circulating the prenic acid to a reactor; - a reactor; - a gas-liquid separation system; - a condenser...
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WO/2023/217624A1 |
The invention relates to a method for treating products from a CO2 electrolysis process, in which carbon dioxide (CO2) and water (H2O) are electrochemically reacted in a cathode chamber of an electrolysis cell, wherein gaseous cathode pr...
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WO/2023/213649A1 |
The present invention relates to a column for the liquid-liquid extraction of a feedstock by an extraction solvent, comprising perforated trays (Pi) for the passage of a dispersed phase (B), the perforated trays being spaced apart by an ...
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WO/2023/214084A1 |
The invention relates to a process for the production of olefins by steam cracking, in particular from feedstocks from plastic waste, especially from a composition comprising a plastic liquefaction oil, said composition comprising paraff...
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WO/2023/214085A1 |
The present invention relates to a process for the production of paraffins by hydrotreatment, in particular from a composition comprising a plastic liquefaction oil, said composition comprising paraffins, olefins, aromatics and heteroato...
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WO/2023/213648A1 |
The present invention relates to a column for the liquid-liquid extraction of a feedstock by an extraction solvent, comprising perforated trays (Pi) for the passage of a dispersed phase (B), the perforated trays being spaced apart by an ...
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WO/2023/209180A1 |
The present invention relates to a method for the propylene oxide and styrene monomer co-production process which incorporates a hydrocarbon liquid stream resulting from the pyrolysis of waste plastic, without compromising overall perfor...
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