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Matches 1 - 50 out of 8,711

Document Document Title
WO/2018/067194A1
A process for producing xylene from C9+. aromatic hydrocarbons comprises contacting a first feedstock comprising C9+ aromatic hydrocarbons with a first catalyst in the presence of hydrogen under effective vapor phase dealkylation conditi...  
WO/2018/067193A1
Disclosed herein is a process for producing para-xylene comprising the steps of: (a) contacting a feedstock comprising toluene with a first catalyst under effective vapor phase toluene disproportionation conditions to disproportionate sa...  
WO/2018/063881A1
Processes and apparatuses for producing a C8 aromatic isomer product are provided. The apparatus comprises an isomerization unit to provide an isomerized stream. An isomerate stripper column is in communication with the isomerization uni...  
WO/2018/056644A1
Disclosed are a novel catalyst system and a method for preparing an olefin oligomer using the same, wherein the novel catalyst system can selectively oligomerize olefins including ethylene and can tripletize and quaternize olefins unlike...  
WO/2018/057435A1
Apparatuses and processes are provided for regulating C7 and C8 feed to an aromatics complex to increase the ratio of a selected xylene isomer to benzene ratio. Reformate may be split into three cuts in a splitter column. A side cut stre...  
WO/2018/056643A1
Disclosed are a novel catalyst system and a method for preparing an olefin oligomer using same, the catalyst system being capable of selective ethylene-containing olefin oligomerization, and, unlike olefin oligomerization catalyst system...  
WO/2018/053145A1
Processes and systems for the integrated production of propylene and an alkylate, such as cumene, may include feeding a hydrocarbon feedstock containing propane to a propane dehydrogenation reaction zone to convert a portion of the propa...  
WO/2018/052217A1
The present application relates to a selective distillation apparatus and a distillation method, the apparatus allowing a control unit to change the operation states of a reflux device, a reboiler, a supply line, a discharge line, and a ...  
WO/2018/051214A1
A method for recovering ethylene from cracked gas comprises: (a) hydrogenating a composition comprising acetylene and an acetylene extraction solvent to produce a first gaseous hydrocarbon stream and a first liquid stream; (b) contacting...  
WO/2018/052805A1
Processes and systems for recovery of a dilute ethylene stream are illustrated and described. More specifically, embodiments disclosed herein relate to processes and systems for separation of a dilute ethylene stream from an offgas or ot...  
WO/2018/052437A1
Embodiments disclosed herein relate to the production of polypropylene. A hydrocarbon feedstock, containing propane, is fed to a propane dehydrogenation reaction zone to convert a portion of the propane to propylene. The propane and prop...  
WO/2018/052775A1
Processes and systems for olefin and diluent recovery utilizing one or more side columns, including a side rectifier column and/or a side degassing column, in combination with a heavies column.  
WO/2018/052804A1
Processes and systems for the production of ethylbenzene using a dilute ethylene feed and subsequent recovery of ethane in an alkylation vent gas. The process for the recovery of ethane comprises: feeding a first stream comprising methan...  
WO/2018/046545A1
The present invention relates to a wash column apparatus for the use in a suspension crystallization process for separating crystals from a crystal suspension mixture composed of crystals and mother liquor comprising: a cylindrical vesse...  
WO/2018/047773A1
Provided are an industrially advantageous method for separating and purifying isobutylene and a method for producing isobutylene with which high-purity isobutylene can be efficiently obtained by a simple method. A method for separating a...  
WO/2018/046778A1
The invention relates to a device for increasing the content of methane (CH4) in a current of biogas, which comprises: an airlift system body through which a flow of water is poured; an absorption column formed in the airlift system body...  
WO/2018/047030A1
A separation system for separating a feed stream comprising propylene and propane and a method for separating such feed stream. The separation system includes a distillation column for producing a light stream comprising propylene and a ...  
WO/2018/048073A1
The present invention relates to a method for producing ethylene by separately collecting ethane and ethylene, which are by-products of a propylene preparation process using a propane dehydrogenation reaction, and by combining a process ...  
WO/2018/044592A1
Disclosed herein are processes for producing neopentane. The processes generally relate to demethylating neohexane and/or neoheptane to produce neopentane. The neohexane and/or neoheptane may be provided by the isomerization of C6-C7 par...  
WO/2018/044596A1
Disclosed herein are processes for producing neopentane. The processes generally relate to demethylating isooctane to produce neopentane. The isooctane may be provided by the alkylation of isobutane with butylenes.  
WO/2018/044263A1
A method for recovering hydrocarbons with only three multistage columns includes receiving a carbon dioxide recycle stream. The carbon dioxide recycle stream is separated in a first multistage column to produce a purified carbon dioxide ...  
WO/2018/037330A1
Systems and methods for separating effluent from a propane dehydrogenation reactor to recover propylene are disclosed. The systems and methods involve using turbo-expanders in a cooling process that does not cool below -140 °C and may a...  
WO/2018/034450A1
The present invention relates to a support structure of a solid catalyst for preparing a linear alkyl aromatic compound, particularly, a linear alkyl benzene (LAB), and also relates to a method for preparing an alkyl aromatic by alkylati...  
WO/2018/029380A1
The invention relates to a method (100) for producing a separation product, containing predominantly hydrocarbons with two carbon atoms, using a separation feed which contains predominantly methane, hydrogen and hydrocarbons with two car...  
WO/2018/022199A1
Described herein are processes and systems for purifying an olefin stream which has at least 99 mol% ethylene, involving use of a sulfur guard bed to yield an effluent from the olefin stream which is substantially free of sulfur; a hydro...  
WO/2018/022766A1
The present disclosure relates to processes for the removal of paraffins. The processes generally include providing a C4 containing stream including isobutyiene, 1 -butene, 2-butene, n- butane and isobutane, introducing the C4 containing...  
WO/2018/018651A1
Provided are a method and system for separating a t-butanol and diisobutylene azeotrope. The purpose of separating t-butanol from diisobutylene is achieved by allowing the selective adsorption of t-butanol with an adsorbing agent flowing...  
WO/2018/002174A1
The invention concerns a zeolite adsorbent in the form of agglomerates, having: - a tortuosity factor τ, calculated from the pore distribution determined by mercury intrusion porosimetry, strictly greater than 1 and strictly less than 3...  
WO/2018/004335A3
An inhibitor to prevent oxidative radical degradation catalytically via a benzylic hydrogen abstraction mechanism and/or via an allylic hydrogen abstraction mechanism, effective in an amount of less than 1% (w/w) based on the solid weigh...  
WO/2018/005390A1
A method for providing a lateral flow of liquid across a plurality of microwells of a microfabricated device. The microwells of the microfabricated device are covered by a membrane which includes a first portion disposed on one side of a...  
WO/2018/001981A1
The invention relates to a method for the production of butadiene from an ethanol feedstock, comprising: a step of converting the ethanol into butadiene; a distillation step; a step of washing with water; a step of purifying the butadien...  
WO/2018/005163A1
A high performance facilitated transport membrane comprising a metal cation exchanged/chelated carboxylic acid functional group containing functional polyimide, a method of making this a membrane, and the use of this membrane for olefin/...  
WO/2018/001982A1
The invention relates to a method for the production of butadiene from an ethanol feedstock, comprising: a step of converting the ethanol into butadiene; a step of separating reagents into a hydrated butadiene effluent, an impurities eff...  
WO/2017/218604A1
Provided are methods of using metal-organic framework (MOF) that favorably separate aromatic compounds, such as furanic compounds, from carbohydrates, such as sugars.  
WO/2017/216616A1
The present disclosure relates to a fluid catalytic cracking process for obtaining cracked run naphtha from vacuum gas oil. The process is carried out in the presence of a catalyst composition comprising an FCC catalyst (ECAT) and an add...  
WO/2017/214221A1
This invention provides a new facilitated transport membrane comprising a relatively hydrophilic, very small pore, nanoporous support membrane, a hydrophilic polymer inside the very small nanopores on the skin layer surface of the suppor...  
WO/2017/207168A1
A method for preparing a catalyst comprising palladium, a porous support with a specific surface area of between 140 and 250 m²/g, said catalyst being prepared by a method comprising the following steps: a) preparing a colloidal solutio...  
WO/2017/207492A1
This invention relates to a hydrocarbon purification process comprising contacting a hydrocarbon mixture with a mixed metal oxides adsorbent wherein the mixed metal oxides adsorbent comprises: a) an oxide of a first metal which is select...  
WO/2017/207489A1
This invention relates to a mixed metal oxides adsorbent which comprises: a) an oxide of a first metal which is selected from a metal in oxidation state +1, a metal in oxidation state +2, and mixtures thereof; and b) an oxide of a second...  
WO/2017/207169A1
Catalyst comprising palladium, a porous support comprising at least one refractory oxide selected from the group formed by silica, alumina and silica-alumina, the content of palladium in the catalyst being between 0.01 and 2% by weight r...  
WO/2017/205006A1
A process is presented for the recovery of solvent used in an alkylation process. The solvent removes heavy hydrocarbons from a C4 stream. The C4 stream is passed to an alkylation unit to generate an alkylate product. A portion of the so...  
WO/2017/198096A1
A method for the adsorption separation of propylene and propyne, comprising selectively adsorbing propyne from a mixed gas of propylene and propyne using an anion-containing metal-organic framework material as an adsorbing agent so as to...  
WO/2017/201159A1
A process to separate paraxylene from a mixture of paraxylene, metaxylene, orthoxylene, and ethylbenzene in a commercial simulated moving bed apparatus in a reduced number of beds is provided, allowing an additional separation to be cond...  
WO/2017/195989A1
The present invention relates to an ethylene preparation method having improved energy efficiency, and is characterized in that a heat exchanger is provided between an ethane removal column and a first C2 splitter, thereby allowing direc...  
WO/2017/197017A1
The present technology provides compositions that include at least about 98 weight percent ("wt%") n-paraffins which, among other surprising features, may be suitable for use as a diesel fuel, an aviation fuel, a jet fuel blendstock, a b...  
WO/2017/194559A1
The invention relates to the use of a solvent comprising a Lewis donor compound selected from the group consisting of unsaturated fatty acids with 12 to 18 carbon atoms, phosphate esters with 12 to 30 carbon atoms, and mixtures thereof, ...  
WO/2017/183829A3
The present invention relates to a catalyst for surface coating of a microporous material and a method for surface treatment of a microporous material. When used in a butadiene synthesis reaction under the condition of a high gas space v...  
WO/2017/184708A1
Disclosed herein is a process and system for recovering liquid hydrocarbon C3+ components from a natural gas liquid by subjecting a natural gas feed stream to an adsorber and a stabilizer.  
WO/2017/182882A1
A propane dehydrogenation and propylene purification process in which a stream comprising propylene, propane, and methyl acetylene and propadiene (MAPD) is mixed with a hydrogen stream then reacted in at least three distinct reaction zon...  
WO/2017/183829A2
The present invention relates to a catalyst for surface coating of a microporous material and a method for surface treatment of a microporous material. When used in a butadiene synthesis reaction under the condition of a high gas space v...  

Matches 1 - 50 out of 8,711