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Matches 1 - 50 out of 11,978

Document Document Title
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...  
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.  
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 ...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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)...  
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...  
WO/2021/053396A1
Method for the preparation of a composition enriched in 2-methyl-but-2-ene and use for making a polymer.  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
WO/2021/021263A1
A dehydrogenation system includes a plurality of dehydrogenation reactors valved to operate in alternating dehydrogenation modes and regeneration modes in a timed sequence in a system cycle by way of the plurality of valves; a digital pr...  
WO/2021/015250A1
Provided are: a catalyst that is used in a reaction for producing hydrogen from an alkane without emission of CO2; a method for producing hydrogen without emission of CO2 by using the catalyst; and a method for producing ammonia using, a...  
WO/2021/009312A1
The invention relates to a method (100) for producing a target compound, wherein an outlet gas mixture is provided in particular by oxidatively coupling methane, said outlet gas mixture containing an olefin, carbon monoxide, carbon dioxi...  
WO/2021/009627A1
Disclosed are processes for producing ethylene. The processes can include contacting a first stream containing methane with an oxidant and oxidizing at least a portion of the methane under conditions suitable to produce a second stream c...  
WO/2021/009307A1
The invention relates to a method (100) for producing a target compound, wherein a paraffin is subjected to an oxidative dehydrogenation process (1) using oxygen, thereby obtaining an olefin, and the olefin is subjected to a hydroformyla...  
WO/2021/009310A1
The invention relates to a method (100) for producing a target compound, wherein a first gas mixture is provided which contains at least one olefin with a first carbon number and carbon monoxide, and a second gas mixture, which is formed...  
WO/2021/009588A1
The oxidative dehydrogenation of ethane comprises contacting a mixture of ethane and oxygen in an ODH reactor with an ODH catalyst under conditions that promote oxidation of ethane into ethylene. Conditions within the reactor are control...  
WO/2021/009626A1
Disclosed are processes for producing propylene and butylene. The processes can include contacting a first stream containing methane with an oxidant and oxidizing at least a portion of the methane under conditions suitable to produce a s...  
WO/2021/006252A1
In this 1,3-butadiene manufacturing method, an ethanol supply source material is vaporized with a vaporizer (104), the result is supplied to two or more parallel first reactors (108) and the ethanol is converted to acetaldehyde in the pr...  
WO/2021/006250A1
In this 1,3-butadiene manufacturing method, an ethanol feedstock is vaporized in a vaporizer (104), ethanol is supplied to two or more parallel first reactors (108) and converted to acetaldehyde in the presence of a first catalyst, the g...  
WO/2021/006245A1
A method for producing ethylene according to the present invention includes: an ethylene production step for obtaining an ethylene-containing product that contains ethylene from raw ethanol containing waste-derived ethanol; and at least ...  
WO/2020/262486A1
This catalyst comprises: at least one element X selected from the group consisting of groups 3-6 of the periodic table; and at least one element Z selected from the group consisting of group 14 elements, wherein in an X-ray diffraction p...  

Matches 1 - 50 out of 11,978