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Matches 1 - 50 out of 8,769

Document Document Title
WO/2018/128681A1
Provided herein are methods of reducing phosphorus content of a liquid hydrocarbon. The liquid hydrocarbon may be contacted with a catalyst that includes copper (II) oxide to produce a low-phosphorus liquid hydrocarbon.  
WO/2018/125359A1
Systems and processes for heat recovery associated with the separation of hydrocarbon components. Two compressors are used to compress a portion of an overhead vapor stream from a fractionation column. A pressure of the liquid portion of...  
WO/2018/124575A1
The present invention relates to a method and an apparatus for producing butadiene. According to the present invention, since butane is used as a diluent gas, there is an effect of providing a method and an apparatus for producing butadi...  
WO/2018/124580A1
The present invention relates to a method for producing butadiene and an apparatus for producing the same. According to the present invention, a C4 mixture and a gas product can be easily separated by cooling and condensation by using bu...  
WO/2018/124579A1
The present invention relates to a butadiene preparation method and preparation apparatus. According to the present invention, there is an effect of providing a butadiene preparation method and preparation apparatus, which use butane as ...  
WO/2018/118623A1
Processes for separating methane from a gas mixture that comprises methane and C2 gas, including C2+ gas, and other gases, including CO2 and H2S, that are based upon formation of gas hydrates, and systems useful for implementing such pro...  
WO/2018/116183A1
A method of column control includes: passing a feed stream and a make-up stream through a column; withdrawing an overhead fraction from the column; purging at least a portion of the overhead fraction; cooling at least a portion of the ov...  
WO/2018/118612A1
Processes for separating carbon dioxide from a gas mixture that comprises CO2 and N2 that are based upon formation of gas hydrates, and systems useful for implementing such processes, are disclosed.  
WO/2018/116181A1
A method of separating linear alpha olefins includes: passing a feed stream comprising linear alpha olefins through a first column; distributing a C10- fraction to a top portion of the first column; distributing a C12+ fraction to a bott...  
WO/2018/116081A1
Certain embodiments are directed to an integrated process for the production of Maleic Anhydride (MAN), 1,4 Butanediol (BDO), Gamma-ButyroLactone (GBL), and PolyButylene Terephthalate (PBT) utilizing NC4 rich stream from a recycle stream...  
WO/2018/118557A2
Processes and apparatuses for producing para-xylenes are provided. The processes comprises providing a reformate stream comprising aromatic hydrocarbons to a reformate splitter to provide a reformate bottoms stream and a reformate overhe...  
WO/2018/116177A1
A method of separating linear alpha olefins includes: passing a feed stream comprising linear alpha olefins through a first column; distributing a C8- fraction to a top portion of the first column; distributing a C9+ fraction to a bottom...  
WO/2018/118422A1
A method of recovering C2+ or C3+ hydrocarbons and/or producing sales gas from a natural gas feed gas, the method comprising routing the feed gas at a pressure P1 over an adsorbent bed to adsorb water to provide a dry natural gas stream ...  
WO/2018/116174A1
A method of separating linear alpha olefins, comprising: passing a feed stream comprising linear alpha olefins through a first column; distributing a C4- fraction to a top portion of the first column; withdrawing a C6+ fraction from a bo...  
WO/2018/108066A1
A process for separating and recycling refinery dry gas. At least a one-stage pressure swing adsorption unit is provided; at least two adsorption beds filled with an adsorbent are disposed in the one-stage pressure swing adsorption unit;...  
WO/2018/111535A1
A process for component separation in a polymer production system, comprising: separating a polymerization product stream into a gas stream and a polymer stream; contacting the polymer stream with a purge gas to yield a purged polymer st...  
WO/2018/106357A1
A process for producing paraxylene by the catalytic alkylation of benzene and/or toluene with methanol. In prior art processes, water is typically co-injected with the methanol to improve the utilization of methanol, increase the amount ...  
WO/2018/103248A1
A system used to recycle exhaust gas during olefin polymer production, comprising: a compression cooling mechanism (101); a hydrocarbon membrane separation mechanism (102) and a hydrogen membrane separation mechanism (103), both connecte...  
WO/2018/104056A1
In a process for hydrotreatment of a gas stream containing both olefins and diolefins as well as organic sulfur compounds, the gas stream is introduced into a pre-treatment reactor, where diolefins are reacted with hydrogen in the presen...  
WO/2018/095776A1
The invention relates to a method for producing butadiene from n-butenes, comprising the following steps: A) providing a feed gas flow a containing n-butenes; B) feeding the feed gas flow a containing n-butenes and feeding a gas containi...  
WO/2018/094466A1
A particulate material for removing an acid gas and/or mercury contaminant from a hydrocarbon gas is disclosed. The particulate material comprises a superabsorbent hydrogel comprising a cross-linked hydrophilic polymer network having fro...  
WO/2018/095840A1
The invention relates to a method for producing butadiene from n-butenes, having the following steps: A) providing a feed gas flow a containing n-butenes; B) feeding the feed gas flow a containing n-butenes and feeding a gas containing o...  
WO/2018/095856A1
The invention relates to a method for preparing butadiene from n-butenes, comprising the steps of: A) providing an input gas stream a containing n-butenes; B) feeding the input gas stream a comprising n-butenes and a gas containing oxyge...  
WO/2018/092803A1
A method for producing an α-olefin oligomer, which comprises a process wherein: an α-olefin oligomer mixture is produced by performing an oligomerization reaction of an α-olefin; subsequently, a distillation residue containing α-olef...  
WO/2018/094327A1
Process scheme configurations are disclosed that enable conversion of crude oil feeds with several processing units in an integrated manner into petrochemicals. The designs utilize minimum capital expenditures to prepare suitable feedsto...  
WO/2018/092910A1
The purpose of the present invention is to provide a method for treating an unsaturated hydrocarbon, the method being capable of effectively treating the unsaturated hydrocarbon for a long period of time. This method for treating unsatur...  
WO/2018/093487A1
A novel high flux, cross-linked, fumed silica reinforced polyorganosiloxane thin film composite (TFC) membrane comprising a selective layer of a high flux, cross-linked, fumed silica reinforced polyorganosiloxane polymer supported by a p...  
WO/2018/088811A1
The present invention relates to a method for separating olefins from an olefin-containing mixture gas and, more specifically, to a method for separating olefins from an olefin-containing mixture gas, the method comprising an adsorption ...  
WO/2018/088822A1
The present invention relates to: an olefin selective adsorbent in which a copper (II) salt is reduced to a copper (I) salt and dispersed in coordinatively unsaturated metal sites, of the backbone, on the surface or within the pores of a...  
WO/2018/085076A1
The present invention relates to a method for running natural gas powered combustion systems, such as an internal combustion engine, a furnace, a fired heater, a power plant, an incinerator, and the like. In one embodiment of the present...  
WO/2018/078567A1
Disclosed is a catalyst and methods for the oxidative coupling of methane (OCM) reaction using elemental sulfur as a soft oxidant. The process can provide ethylene from methane with high conversion and selectivity.  
WO/2018/080025A1
The present invention relates to a method for preparing butadiene with excellent catalyst reproducibility and, more specifically, to a method for preparing butadiene with excellent catalyst reproducibility, the method comprising: a react...  
WO/2018/078494A1
A pass or tube or a section thereof or "U" bend in a coil in a paraffin cracker having section having a pore size in the metal substrate from about 0.001 to 0.5 microns over coated with a dense metal membrane permits the permeation of on...  
WO/2018/073129A1
The invention relates to a process for purifying an aqueous solution comprising ethanol, acetaldehyde and diethylacetal comprising: a step A) of countercurrent liquid–liquid extraction comprising an extraction section supplied at the t...  
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...  

Matches 1 - 50 out of 8,769