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Matches 1 - 50 out of 2,158

Document Document Title
WO/2024/030915A1
Low carbon dioxide-emitting processes and systems for steam cracking hydrocarbons to produce products such as ethylene are described. The processes and systems involve cracking the feed in a furnace that is configured to burn a hydrogen-...  
WO/2024/030743A2
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...  
WO/2024/030751A1
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...  
WO/2024/030744A2
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...  
WO/2024/013001A1
Systems and methods for the production of petroleum products from crude oil are disclosed. A system can include a crude oil processing unit, a steam cracking, and a gaseous hydrocarbon separation unit coupled to the crude oil processing ...  
WO/2024/015567A2
The present disclosure provides a pyrolysis process for converting a plastic comprising a polyolefin polymer to an alkene. The process comprises contacting the plastic with a catalyst in a one-pot pyrolysis system at a temperature betwee...  
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...  
WO/2024/013000A1
Systems and processes to produce hydrocarbon products are described. A system can include a heavy hydrocarbon processing unit, a steam cracking, and a gaseous hydrocarbon separation unit coupled to the crude oil processing unit and the s...  
WO/2024/015617A2
Disclosed herein, inter alia, are methods of making alkenes from a polymer and dehydrogenated polyethylene compositions.  
WO/2024/004833A1
A method for producing a C2-C8 unsaturated hydrocarbon according to the present invention comprises: a step (1) for sorting, from waste plastics, a plastic mixture (A) having a polyolefin-based plastic content of 50 mass% or more, and re...  
WO/2024/003021A1
The invention relates to a method for depolymerizing a polystyrene feedstock, comprising at least two pyrolysis sections, wherein the partial pressure of hydrogen and/or the residence time of the gas phase is/are monitored in the pyrolys...  
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 ...  
WO/2023/245043A1
This disclosure relates to processes for converting saturated polyethylene to at least an alkene product. The processes comprise contacting the saturated polyethylene with three or more catalyst components in a reactor, the reactor compr...  
WO/2023/245045A1
This disclosure relates to processes for converting unsaturated polyethylene to at least an alkene product. The processes comprise contacting the unsaturated polyethylene with two or more catalyst components in a reactor comprising an al...  
WO/2023/244596A1
A process for converting naphtha to predominantly ethane comprising contacting a naphtha stream with a zeolitic catalyst comprising a noble metal and hydrogen to produce a light paraffin stream comprising ethane and propane; wherein the ...  
WO/2023/225501A2
A method for processing plastics includes receiving input plastics to be processed. The method further includes driving the input plastics through a reactor chamber having at least two zones each containing heated fluid that is heated to...  
WO/2023/219849A1
A process for converting naphtha to light olefins comprises contacting a naphtha stream with a zeolitic catalyst to produce a light paraffin stream. The light paraffin may be separated into an ethane stream and a propane stream. The etha...  
WO/2023/213589A1
The invention relates to a process for butane hydrogenolysis for producing one or more desired hydrogenolysis products. The process involves introducing an initial feed stream comprising a butane feed and hydrogen feed in a reactor syste...  
WO/2023/204553A1
The present invention relates to a method for continuously recovering a styrene monomer from waste polystyrene, and more specifically to a method for continuously recovering a styrene monomer from waste polystyrene, the method comprising...  
WO/2023/201244A1
A process comprising (a) providing a feedstock that includes carbonaceous materials; (b) gasifying the feedstock to produce a gaseous stream including carbon monoxide, hydrogen, and carbon dioxide; (c) converting at least a portion of th...  
WO/2023/177449A1
Process for producing phenol, cresol and xylenes from a coal-derived feed are described. The processes combine dealkylation of alkylphenols from coal derived liquids followed by benzene and/or toluene transalkylation to reduce the produc...  
WO/2023/144170A1
This invention relates to a polymer polyol comprising: (a) a dispersed phase formed by polymeric particles which are the polymerization product of a polystyrene pyrolysis oil, and acrylonitrile; or alternatively, of a polystyrene pyrolys...  
WO/2023/142258A1
Disclosed in the present invention are a preparation method for a modified ZSM-5 gold-loaded catalyst and the use thereof. Provided are a two-step method for preparing, by means of loading gold on ZSM-5, a bi-functional catalyst having a...  
WO/2023/132366A1
Provided is a cyclopentene recovery method for recovering cyclopentene by causing a metathesis catalyst to act on a ring‐opened polymer having a structural unit derived from cyclopentene.  
WO/2023/126103A1
The invention relates to a process for producing olefins from a feed stream containing hydrocarbons by pyrolytic cracking of the hydrocarbons in an autothermal reactor, said process comprising: pre-heating an oxygen containing stream and...  
WO/2023/126104A1
The invention relates to a process for producing olefins from a waste plastics pyrolysis oil feed stream containing hydrocarbons by pyrolytic cracking of the hydrocarbons in an autothermal reactor, said process comprising: pre-heating an...  
WO/2023/117647A1
Integrated systems and methods of processing natural gas liquid (rich in C5 content) to produce one or more light olefins are disclosed. The systems include a reverse isomerization reactor for reverse isomerizing iso-alkane to normal-alk...  
WO/2023/122419A1
Processes and systems for controlling operation of a commercial refinery distillation column and/or splitter operable to separate hydrocarbons. An automated process controller (APC) receives signal from at least one analyzer that provide...  
WO/2023/114682A1
A process is provided for utilizing polypropylene-containing waste plastic. The process provides pyrolyzing a plastic feed in a pyrolysis reactor to obtain a pyrolysis effluent stream. The process further provides passing the pyrolysis e...  
WO/2023/088861A1
A method of depolymerizing plastic waste using a supported heteropolyacids catalyst is described herein. The method provides with high efficiency a high quality liquid depolymerization product usable as cracker feedstock.  
WO/2023/073129A1
Process for the treatment of, preferably polyolefinic, polymeric materials, wherein (a) the polymeric materials are submitted to a depolymerization treatment comprising at least a treatment with hydrogen, so as to form at least a first f...  
WO/2023/066225A1
The present invention relates to a ZSM-5 molecular sieve catalyst, a preparation method therefor and an application thereof. In the catalyst, the ratio of the amount of framework aluminum at the intersection between a straight channel an...  
WO/2023/059733A2
A system for converting plastic includes a catalyst regenerator, a feeder containing plastic feedstock, a first conical spouted bed reactor stage in fluid communication with the catalyst regenerator and in fluid communication with the fe...  
WO/2023/046942A1
The present application concerns a depolymerization process that can discriminate the grade of the polymer that is being processed and that can adjust its working conditions to optimize its yield depending on said grade of polymer. It al...  
WO/2023/049570A1
An H2-rich fuel gas stream can be advantageously produced by reforming a hydrocarbon/steam mixture in to produce a reformed stream, followed by cooling the reformed stream in a waste-heat recovery unit to produce a high-pressure steam st...  
WO/2023/049574A1
An H2-rich fuel gas production plant comprising a. syngas production unit can be advantageously integrated, with an olefins production plant comprising a. steam cracker in at least one of the following: (i) fuel gas supply and consumptio...  
WO/2023/047951A1
The present invention achieves olefin production with a low environmental burden and high efficiency. The present invention includes: a thermal cracking step for thermally decomposing a plastic to obtain a thermally cracked gas (G1); and...  
WO/2023/036822A1
A process for the preparation of a catalyst composition, which process comprises : forming a carrier from a mixture comprising a pentasil zeolite, one or more porous refractory oxide binders selected from alumina, amorphous silica-alumin...  
WO/2023/017346A2
The disclosure related to processes for the high-selectivity conversion of olefins to monocyclic aromatic compounds, such as BTX, via the introduction of a weakly coordinating compound to a dehydroaromatization catalyst. Moreover, certai...  
WO/2022/247874A1
A peak regulation system for a thermal power plant-coupled plasma pyrolysis apparatus, which comprises a thermal power plant system and a plasma pyrolysis system; the plasma pyrolysis system includes a plasma pyrolysis apparatus (9), a p...  
WO/2022/236250A1
A process and apparatus for indirect heating of catalyst in the regeneration zone is disclosed. A hot flue gas flows within a heating tube and the catalyst to be heated flows outside the heating tube. The hot flue gas is generated by ign...  
WO/2022/232273A1
A system and a process for dimerizing cyclopentadiene (CPD) including producing a C6+C7 rich bottoms stream and a C5 rich side draw from a debutanizer, where the C5 rich side draw and at least a portion of the C6+C7 rich bottoms stream a...  
WO/2022/232393A1
Disclosed herein are compositions and methods for the selective photocatalytic reduction of an alkyne compound to an alkene compound (e.g., acetylene to ethylene).  
WO/2022/212662A1
In one aspect, methods of depolymerization are described herein comprising providing a synthetic polymer including a hydroxylated aliphatic backbone or hydroxylated backbone segments, and homolytically activating O-H bonds of the hydroxy...  
WO/2022/210164A1
A purpose of the present invention is to provide a method for producing cyclopentene having excellent production stability that makes it possible to produce high-purity cyclopentene at a high yield. The method for producing cyclopentene ...  
WO/2022/204009A1
According to one or more embodiments, the flow of catalyst in a fluidized catalytic processing system may be controlled by a method including determining the amount of catalyst present in a first catalyst bed of the fluidized catalytic p...  
WO/2022/186010A1
This complex catalyst contains: a zeolite which is a crystalline aluminosilicate containing gallium and iron and having a skeleton structure with 8- to 12- membered rings or a zeolite which is a crystalline aluminosilicate containing iro...  
WO/2022/180030A1
A process for producing styrene monomers from styrene oligomers comprises the following steps: a) providing a composition (A) comprising at least one type of styrene oligomer, wherein the composition (A) comprises at least 15 wt.-% of st...  
WO/2022/167732A1
The present invention relates to a method for purifying a flow (1) of natural gas, comprising the following steps: a) a step (5) of processing at least a portion (3) of the flow (1) by pyrolysis at a temperature in the range from 1000°C...  
WO/2022/147972A1
Disclosed is a fluidized catalytic conversion method for preparing low-carbon olefins from hydrocarbons, comprising: performing catalytic conversion on an olefin-rich raw material in a first reaction area of a fluidized catalytic convers...  

Matches 1 - 50 out of 2,158