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WO/2020/086554A1 |
The present disclosure relates to methods for selectively hydrogenating acetylene, to methods for starting up a selective hydrogenation reactor, and to hydrogenation catalysts useful in such methods. In one aspect, the disclosure provide...
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WO/2020/086564A1 |
The present disclosure relates to methods for selectively hydrogenating acetylene, to methods for starting up a selective hydrogenation reactor, and to hydrogenation catalysts useful in such methods. In one aspect, the disclosure provide...
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WO/2020/079639A1 |
Provided in this disclosure is a process for the oxidative dehydrogenation of a lower alkane into a corresponding alkene. The process includes providing a gas stream comprising the lower alkane to a reactor; contacting, in the oxidative ...
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WO/2020/081421A1 |
New/fresh catalyst is added to a dehydrogenation unit and aged catalyst is removed from the dehydrogenation unit on a continuous or semi-continuous basis while the dehydrogenation unit is in operation. The conversion achieved by the high...
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WO/2020/078437A1 |
Disclosed are a phosphorus-containing rare-earth-containing MFI structure molecular sieve rich in mesopores and a preparation method therefor. The n(SiO2)/n(Al2O3) of the molecular sieve is greater than 15 and less than 70; in terms of P...
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WO/2020/079199A1 |
The invention relates to a method (100, 200, 300) for obtaining ethylene, in which method a first feed gas (A) and a second feed gas (B) are fed to a reactor (1) and are processed therein to obtain a product mixture (C) by steam cracking...
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WO/2020/078980A1 |
The invention relates to a process for preparing a catalyst for alkane oxidative dehydrogenation and/or alkene oxidation, which catalyst is a mixed metal oxide catalyst containing molybdenum, vanadium, niobium and optionally tellurium, w...
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WO/2020/080717A1 |
The present invention relates to a catalyst which is used in dehydrogenation reaction of branched light hydrocarbon gas, and to a dehydrogenation catalyst in a form in which platinum, tin, and an alkali metal are supported on a phase-cha...
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WO/2020/076812A1 |
A system for separating olefinic hydrocarbon and hydrogen in an effluent fluid stream from a dehydrogenation reactor includes a heat exchanger that receives and partially condenses the effluent fluid stream so that a mixed phase effluent...
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WO/2020/073853A1 |
A method and system for separating light hydrocarbons. The method comprises: compression, cooling, absorption, desorption, rectification, cracking, and recycling cracked gas to the compression step. The method may be operated at a high t...
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WO/2020/075088A1 |
A process, a system, and an apparatus for separation of an oxygenate from a stream is provided. More specifically, a stream comprising the oxygenate is introduced to a quench tower along with a caustic outlet stream comprising a metal sa...
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WO/2020/074974A1 |
System and method for producing 1-butene are disclosed. The method includes dehydrogenating butane to form a mixture comprising butene isomers. 1-butene is separated from the mixture using a system that includes a membrane. The system al...
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WO/2020/074693A1 |
The invention is directed to a process to prepare propylene from a mixture of hydrocarbons having an olefin content of between 5 and 50 wt.% and boiling for more than 90 vol.% between 35 and 280°C or from a hydrocarbon feed comprising p...
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WO/2020/074750A1 |
The invention relates to a process of the oxidative dehydrogenation of an alkane containing 2 to 6 carbon atoms and/or the oxidation of an alkene containing 2 to 6 carbon atoms, wherein the alkane and/or alkene is contacted with oxygen i...
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WO/2020/075086A1 |
A process, a system, and an apparatus are provided for converting a lower alkane to an alkene. Oxygen and the lower alkane are provided to an ODH reactor to convert at least a portion of the lower alkane to an alkene. An ODH stream compr...
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WO/2020/073598A1 |
Disclosed in the present application is a method for preparing low-carbon olefins from synthesis gas, comprising: introducing feed gas containing synthesis gas into a reaction zone to first contact a catalyst bed containing a catalyst I ...
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WO/2020/074748A1 |
The invention relates to a process for the production of ethylene by oxidative dehydrogenation of ethane, comprising: a) subjecting a stream comprising ethane to oxidative dehydrogenation conditions, resulting in a stream comprising ethy...
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WO/2020/070723A1 |
Rare earth element containing catalysts for dehydrogenating paraffins and the methods of making the catalysts are disclosed. A rare earth modified alumina support in eta-alumina form, theta-alumina form, or combinations thereof is impreg...
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WO/2020/070707A1 |
The present invention relates to a product comprising squalene according to Formula I in an amount of equal or more than 50 wt.-% related to the total weight of the product according to Formula I, the product being produced by a continuo...
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WO/2020/059824A1 |
A method for producing a boron-containing conjugated polyene compound, the method being provided with a step for reacting a first raw material compound that has a carbon-carbon triple bond and a second raw material compound that has a 1,...
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WO/2020/059889A1 |
A catalyst including at least one first metal selected from the group consisting of the elements belonging to groups III to VI of the periodic table, wherein the Bronsted acid site content of the catalyst is 1.8 μmol/g or less.
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WO/2020/058825A1 |
A method for the production of a fuel additive includes passing a hydrocarbon stream comprising crude mixed C4 hydrocarbons through a first hydrogenation unit to produce a first product stream; passing the first product stream from the f...
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WO/2020/058381A1 |
Process for bio-1,3-butanediol purification from a fermentation broth comprising the following steps: (a) subjecting the fermentation broth to separation; (b) subjecting the product obtained in step (a) to treatment with ion-exchange res...
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WO/2020/058904A1 |
Systems and methods for producing light olefins and BTX are disclosed. A feed stream comprising mixed C4 paraffins is first separated into a first stream comprising primarily isobutane, and a second stream comprising primarily n-butane. ...
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WO/2020/060591A1 |
A process for preparing C2 to C5 hydrocarbons includes introducing a feed stream into a reaction zone of a reactor, the feed stream including hydrogen gas and carbon monoxide. An additional stream is introduced into the reaction zone of ...
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WO/2020/060700A1 |
According to one or more embodiments disclosed herein, methods for operating dehydrogenation processes during non-normal operating conditions, such as at start-up, shut-down, system recycle, or unit trip, are described. The methods may i...
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WO/2020/055963A1 |
Methods and systems for producing high purity methanol and isobutene from crude MTBE feed using multiple divided wall columns are provided. The methods can include purifying the MTBE, dissociating the MTBE to produce isobutene and methan...
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WO/2020/049463A1 |
Systems and methods for producing MTBE and 1-butene are disclosed. A crude C4 hydrocarbon stream is obtained by removing butadiene from a C4 hydrocarbon mixture of a hydrocarbon cracking unit. The crude C4 hydrocarbon stream is then dist...
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WO/2020/049462A1 |
A catalyst for non-oxidative dehydrogenation of alkanes and a method for making and using the same is disclosed. The catalyst can include vanadium oxide derived from vanadyl oxalate. More particularly the catalyst is prepared by a method...
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WO/2020/050137A1 |
A method for producing piperylene, which produces piperylene from a hydrocarbon mixture that is derived from a petroleum fraction having 5 carbon atoms. Incidentally, the hydrocarbon mixture has a piperylene content ratio of from 60% by ...
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WO/2020/042559A1 |
The present invention relates to the technical field of natural substance extracting, and disclosed is a method for synchronously extracting lycopene and citrulline from a watermelon. The method for synchronously extracting lycopene and ...
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WO/2020/046978A1 |
According to one or more embodiments described herein, a method for dehydrogenating hydrocarbons may include passing a hydrocarbon feed comprising one or more alkanes or alkyl aromatics into a fluidized bed reactor, contacting the hydroc...
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WO/2020/042558A1 |
Disclosed is a method for extracting lycopene from a watermelon, belonging to the technical field of extraction of natural substances. The method for extracting lycopene from a watermelon of the present invention comprises the steps of r...
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WO/2020/041696A1 |
Processes for the production of high purity isobutylene are disclosed. The processes may include supplying a mixed C4 feed stream to a catalytic distillation column, which may contain a butene isomerization catalyst. 1 -butene is isomeri...
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WO/2020/041289A1 |
The disclosure relates to a single-atom-based catalyst system with total-length control of single-atom catalytic sites. The single-atom-based catalyst system comprises at least one catalyst structure comprising a first assembly of a plur...
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WO/2020/035528A1 |
Edible organic compounds which can serve as food or feed, or as components of food or feed, are synthesized from oxidized carbon and water, through the input of energy, and using well-known and validated synthesis pathways, leading to fr...
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WO/2020/030995A1 |
A method for producing butenes by the dehydrogenation of n-butane includes dehydrogenating the n-butane in a dehydrogenation zone and contacting material from the dehydrogenation zone with a solvent that is more selective to dissolve n-b...
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WO/2020/033529A1 |
An OCM nanoplate catalyst comprising >25wt.% nanoplates; wherein a nanoplate is a three-dimensional object defined in accordance with ISO/TS 80004-2:2015; wherein a nanoplate is characterized by a first external dimension (thickness (t) ...
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WO/2020/026528A1 |
[Problem] To provide a technique of producing isoprene from 3-methyl-1,3-butanediol, or 1,3-butadiene from 1,3-butanediol, using a single catalyst. [Solution] This catalyst for producing a conjugated diene contains zirconium oxide and ca...
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WO/2020/025782A1 |
The invention relates to a method for purifying isobutene from a C4 stream (7), which comprises at least 1-butene, 2-butene, isobutane and isobutene, comprising: isomerizing 1-butene of a material stream (12), which is obtained from the ...
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WO/2020/028399A1 |
In an embodiment, the present disclosure pertains to a solvent including a hydrocarbon oligomer with at least 20 carbon atoms, where the hydrocarbon oligomer has at least one of a low viscosity, a low vapor pressure, and a high flashpoin...
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WO/2020/027321A1 |
A light hydrocarbon synthesis catalyst structure (1) according to the present invention is provided with: a carrier (10) which is configured from a zeolite compound, while having a porous structure; and at least one metal fine particle (...
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WO/2020/022642A1 |
Provided is a method for preparing linear alpha olefin using a chromium-based catalyst, comprising the steps of: removing oxygen impurities by contacting olefin with an oxygen adsorbent; injecting, into a reactor, olefin and the chromium...
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WO/2020/020730A1 |
The invention concerns a method for olefin metathesis using a catalyst prepared from a precursor comprising molybdenum and silicon and having at least one sequence of bonds Si-O-Mo arranged and incorporated within a mesoporous matrix con...
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WO/2020/014850A1 |
The invention provides a method of preparing a pure M1 phase MoVTeNbOx catalyst with a high specific surface area, comprising the following steps: S1) mixing and dissolving a molybdenum-containing compound, a vanadium-containing compound...
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WO/2020/012393A1 |
Catalysts for producing a branched aliphatic alkene are described. The catalyst can include a catalytic alkali metal or alkali metal composite on a mixed metal oxide support that includes a Column 1 metal and at least one of a Column 3 m...
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WO/2020/009860A1 |
A method for processing a chemical stream includes contacting a feed stream with a catalyst in a reactor portion of a reactor system that includes a reactor portion and a catalyst processing portion. The catalyst includes platinum, galli...
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WO/2020/009863A1 |
According to one or more embodiments presently disclosed, a method for processing a chemical stream may include contacting a feed stream with a catalyst in a reactor portion of a reactor system that includes a reactor portion and a catal...
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WO/2020/006226A1 |
Process for separating a highly pure propylene product from a liquefied petroleum gas stream is disclosed, which eliminates a C3 splitter having over 120 trays and the additional equipment that a C3 splitter requires. The process include...
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WO/2020/006204A1 |
A process is provided to separate a hydrocarbon stream comprising a mixture of light olefins and light paraffins, the process comprising sending the hydrocarbon stream through a pretreatment unit to remove impurities selected from the gr...
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