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WO/2021/093470A1 |
Disclosed is a coal to acetylene plasma reactor having coking inhibition and online decoking functions, comprising a cathode rod which is vertically provided, an anode, and a circulating cooling water sleeve provided at the outer side of...
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WO/2021/089255A1 |
The present invention concerns a method for oligomerising one or more C2 to C4 olefin(s) in a gas/liquid or all-liquid oligomerisation reactor (c) from a solvent, an oligomerisation catalyst and olefins, which involves compressing and pr...
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WO/2021/083839A1 |
Process for the conversion of non-oxidative coupling of methane to ethylene, under non- oxidative conditions, comprising: providing a first stream containing at least 50 vol.% of methane based on the total volume of said first stream; pr...
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WO/2021/087026A1 |
Processes and systems for making recycle content hydrocarbons, including olefins, from recycled waste material. Recycle waste material may be pyrolyzed to form recycle content pyrolysis oil composition (r-pyoil), at least a portion of wh...
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WO/2021/087023A1 |
Processes and systems for making recycle content hydrocarbons, including olefins, from recycled waste material. Recycle waste material may be pyrolyzed to form recycle content pyrolysis oil composition (r-pyoil), at least a portion of wh...
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WO/2021/086926A1 |
The present disclosure generally relates to process to produce a poly alpha-olefin (PAO), comprising: a) introducing a first alpha-olefin to a first catalyst system comprising non-aromatic hydrocarbon soluble activator and a metallocene ...
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WO/2021/078051A1 |
Provided is a method for producing propylene and low-sulfur fuel oil components, comprising the following steps: i) hydrocarbon-containing feedstock oil is contacted and reacted with a catalytic conversion catalyst under effective condit...
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WO/2021/078052A1 |
A method for producing propene and a low-sulfur fuel oil component, comprising: making heavy feedstock oil contact a solvent, performing extraction and separation to obtain deasphalted oil and deoiled asphalt, and making the deasphalted ...
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WO/2021/073640A1 |
A selective hydrogenation method for an alkyne in a C2 fraction. A hydrogenation material is the C2 fraction from the top of a front deethanizer, and enters a fixed bed reactor and then undergoes gas phase hydrogenation for removing acet...
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WO/2021/073639A1 |
A selective hydrogenation method for an acetylene post-hydrogenation process using crude hydrogen as hydrogen source. Hydrogen used in a hydrogenation reaction is crude hydrogen, the content of H2 is 20 to 50 v/v%, and the content of CO ...
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WO/2021/075267A1 |
Provided is a method for producing a propylene oligomer with which a low-branched propylene oligomer can be obtained with a high selectivity. This method for producing a propylene oligomer comprises: an oligomerization step for oligomeri...
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WO/2021/073123A1 |
Disclosed are a hydrogenation catalyst modified with a solid phase modifier and the use thereof. The hydrogenation catalyst is a mixture of a supported palladium catalyst and a solid phase modifier, or a metal palladium material supporte...
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WO/2021/070939A1 |
A method for producing isoprene, said method comprising: a first separation step for separating a C5 fraction, which is mainly composed of a hydrocarbon having 5 carbon atoms, from gasoline; a second separation step for separating isoamy...
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WO/2021/071815A1 |
Systems and processes disclosed may be used to produce a high purity isobutane stream and a high purity 1 -butene stream from mixed C4 streams having disparate starting compositions.
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WO/2021/070804A1 |
An ethylene generating cracking furnace operation assist system (21) is provided with a storage server (22) and an analysis server (28). The analysis server (28) is provided with a surface temperature prediction unit (32), an input unit ...
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WO/2021/071100A1 |
The present invention relates to a catalyst for selective hydrogenation of acetylene and a method for producing same. More specifically, the present invention relates to a catalyst for selective hydrogenation of acetylene, and to a metho...
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WO/2021/067294A1 |
This disclosure relates to a single stage process for the direct conversion of alcohols, e.g. ethanol, to olefinic mixtures (C2-C7) with low levels of aromatics carried out in a single reactor with two fixed catalyst beds in series, or t...
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WO/2021/066285A1 |
The present invention relates to a catalyst comprising palladium loaded in a cerium palladium solid solution for an oxidative coupling reaction of methane, and an oxidative coupling method using same, wherein a highly oxidative Pd/CePdO ...
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WO/2021/060681A1 |
A method for preparing a zinc ferrite-based catalyst according to an embodiment of the present application comprises the steps of: contacting a metal precursor solution including a zinc precursor, a ferrite precursor, an acid solution an...
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WO/2021/058876A1 |
Herein is provided a process for producing renewable products, such as alkenes, from a feedstock of biological origin. The process comprises subjecting a feedstock comprising fatty acid glycerides and optionally free fatty acids, wherein...
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WO/2021/058877A1 |
Herein is provided a process for combined renewable 1-decene and renewable carboxylic diacid production from a fatty acid ester containing feedstock, wherein the feedstock is first subjected to metathesis reaction conditions, recovery of...
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WO/2021/059834A1 |
Provided is a method for producing 1,3-butadiene, the method enabling absorber solvents to be efficiently purified while ensuing high production efficiency. The method for producing 1,3-butadiene is characterized by comprising step (A)...
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WO/2021/059087A1 |
A system and method for oxidative dehydrogenation including a first reactor having a first ODH catalyst to dehydrogenate an alkane to a corresponding alkene at a first temperature and facilitate generation of steam, a second reactor havi...
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WO/2021/053396A1 |
Method for the preparation of a composition enriched in 2-methyl-but-2-ene and use for making a polymer.
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WO/2021/052968A1 |
The invention relates to a process for the production of 1,3-butadiene from a feed comprising ethanol and acetaldehyde in the presence of a supported tantalum catalyst obtainable by aqueous impregnation of the support with a water-solubl...
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WO/2021/048657A1 |
Systems and methods for recovering cyclopentadiene and/or isoprene from a mixture comprising C5 hydrocarbons are disclosed. A C5 mixture comprising cyclopentadiene and/or isoprene is flowed into a dimerization unit to form dimers. The di...
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WO/2021/050628A1 |
A method to recover refrigeration credit from propane feed to a propane dehydrogenation reactor by fully condensing a Depropanizer overhead stream, letting the condensed stream down in pressure, and vaporizing the stream at lower pressur...
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WO/2021/048655A1 |
Systems and methods for producing 1,3 -butadiene from a C4 hydrocarbon mixture are disclosed. The C4 hydrocarbon mixture comprising 1,3 -butadiene, C4 acetylenes, and other C4 hydrocarbons is processed in an extractive distillation colum...
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WO/2021/050627A1 |
In a propane dehydrogenation (PDH) process, the purpose of the deethanizer and chilling train systems is to separate the cracked gas into a methane-rich tail gas product, a C2, and a C3 process stream. By the use of staged cooling, proce...
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WO/2021/043018A1 |
Disclosed is a method for improving the quality of an oil product and increasing the yield of a low carbon olefin using catalytic cracking of a bio-oil. In the method, bio-oil or a mixed oil of bio-oil and hydrocarbon oil is used as a ra...
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WO/2021/043560A1 |
The present invention relates to a process of preparing alcohols with at least two C atoms by catalytic reaction of syngas to a mixture that contains alkanes, alkenes and alcohols, alkenes contained in said mixture being reacted to the c...
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WO/2021/043452A1 |
The present invention relates to a method for processing a gaseous composition which has been obtained by catalytic reaction of synthesis gas, wherein this composition contains at least alkenes, optionally alcohols and optionally alkanes...
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WO/2021/044918A1 |
The objective of the present invention is to provide a method for producing 1,3-butadiene, the method being capable of suppressing the generation of reaction by-products such as carbonyl compounds and organic acids. The method has: a s...
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WO/2021/045641A1 |
The invention relates to the field of olefin oligomerization to prepare alpha-olefins, in particular hexene-1 used in the production of linear low-density and high-density polyethylenes, polyhexene, etc. A method is proposed for prepa...
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WO/2021/044919A1 |
Provided is a 1,3-butadiene production method in which the formation of a solid component can be prevented or reduced and the cooling of a product gas can be performed stably for a long period in the step of cooling the product gas. Th...
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WO/2021/038434A1 |
The present invention relates to a catalyst comprising coke characterised in that said coke, upon analysis by infrared spectroscopy in diffuse reflection ("Diffuse Reflectance Infrared Fourier Transform Spectroscopy" - DRIFTS), has at le...
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WO/2021/041852A1 |
The disclosure provides a method for preventing or treating a flavivirus infection, a filovirus infection, a SARS-CoV-1 infection, a SARS-CoV-2 infection, or a MERS-CoV infection, the method comprising administering to a subject in need ...
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WO/2021/036096A1 |
Disclosed is a stacked online switchable fluidized bed process for producing propylene by using propane dehydrogenation, comprising a catalytic dehydrogenation process and a catalyst regeneration process. The catalytic dehydrogenation pr...
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WO/2021/036097A1 |
A process for preparing propylene by dehydrogenation based on countercurrent contact between a combined reaction feedstock and catalyst regeneration, comprising catalytic dehydrogenation and catalyst recycling and regeneration. A raw mat...
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WO/2021/038374A1 |
A system and method for coproduction in the production of ethylene, including contacting ethane with an oxidative dehydrogenation (ODH) catalyst in presence of oxygen in a first reactor to dehydrogenate ethane to ethylene, and contacting...
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WO/2021/039273A1 |
Provided is a method for recovering, by pressure swing adsorption, unreacted olefins from a stream of a chemical reaction process in which an olefin is used as a material, the method enables desorption of gas at a relatively high desorpt...
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WO/2021/036098A1 |
A propane dehydrogenation process involving catalyst regeneration and reactor double-online switching. The propane dehydrogenation process comprises a catalytic dehydrogenation process and a catalyst regeneration process. Raw materials e...
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WO/2021/033972A1 |
The present invention relates to a process for producing oligomers. Provided are a process and an apparatus for producing oligomers, the process comprising the steps of: supplying a feed stream containing monomers to a reactor so as to c...
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WO/2021/033993A1 |
The present invention relates to an oligomer preparation method, and provides an oligomer preparation method and preparation apparatus, the preparation method comprising the steps of: supplying, to a reactor, a feed stream comprising mon...
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WO/2021/033971A1 |
The present invention relates to an oligomer preparation method and provides an oligomer preparation method and preparation device, the oligomer preparation method comprising the steps of: carrying out an oligomerization reaction by supp...
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WO/2021/029377A1 |
The present invention provides: a propylene tetramer which is able to be used as a starting material for various olefin derivatives each having a high degree of branching; and a method for producing a propylene tetramer. A propylene te...
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WO/2021/029939A1 |
The present disclosure provides processes and apparatus for producing poly alpha olefins. In at least one embodiment, a process to produce a poly alpha olefin includes introducing a first olefin monomer to a first catalyst and an activat...
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WO/2021/029376A1 |
The present invention provides: a propylene trimer which is able to be used as a starting material for various olefin derivatives each having a high degree of branching; and a method for producing a propylene trimer. A propylene trimer...
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WO/2021/018651A1 |
The present invention relates to an oligomerization process carried out in a gas/liquid reactor comprising a recycle loop of the gaseous headspace. In particular, the method relates to the oligomerization of ethylene into linear alpha-ol...
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WO/2021/021394A1 |
A method for reducing fouling in an upgrading reactor that includes upgrading C2 to C4 hydrocarbons within the upgrading reactor in the presence of a fouling inhibitor having a particle size D50 of less than 100 μm and forming linear al...
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