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WO/2021/061478A1 |
Systems and methods of reducing heat exchanger fouling rate and of producing polyolefins are provide herein. In some aspects, the methods include providing a first gas stream comprising a gas and entrained fine polyolefin particles to a ...
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WO/2021/060145A1 |
In the present invention, a feedstock gas (31) is supplied to a catalyst (30), a first heating medium (21) is made to flow through a first heat exchanger (22) so that the temperature of the catalyst-side surface of the first heat exchang...
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WO/2021/060305A1 |
The present invention addresses the problem of providing a catalyst filling method which prevents deterioration of the catalyst performance in cases where a solid acid catalyst is used in a fixed-bed reactor through which a fluid passes....
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WO/2021/056193A1 |
A continuous preparation method for benzyl zinc halide and derivatives thereof. In the continuous preparation method, a reaction, in which the zinc atom is directly inserted into a carbon-halide bond, is performed using a continuous reac...
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WO/2021/058607A1 |
The present invention relates to a process for the polymerization of olefin monomers in the presence of a catalyst system, using a tubular pre-polymerization reactor, wherein the tubular pre-polymerization reactor has a length L and the ...
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WO/2021/060698A1 |
The present invention relates to a fluidized bed reactor. Provided is a fluidized bed reactor arrangement comprising: a fluidized bed reactor in which a catalyst bed is provided; a dust collector which is provided at the top of the fluid...
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WO/2021/052978A1 |
The present invention relates to a reactor tube assembly comprising a reactor tube having a tube length and an inner surface, at least two tubular inserts each having an insert length and comprising i) a shell having an exterior portion ...
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WO/2021/053306A1 |
The invention relates to a method for the heterogeneous catalysis of a reaction for the hydrogenation of a carbon oxide in the gaseous state, such as a methanation reaction, using, in a reactor (1), carbon dioxide and gaseous dihydrogen ...
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WO/2021/051426A1 |
An outer circulation slurry bed reactor, comprising a gas-liquid integrated distributor (1), a riser (2), a degassing area (3), a solid-liquid separation and circulation assembly (4) and a storage tank (5). During operation, reactants en...
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WO/2021/047043A1 |
A system and a process for preparing propylene oxide based on micro-interface enhanced propylene epoxidation, comprising: a reactor, a micro-interface generator, and a reflux pipe. By means of breaking propylene gas to form micron-scale ...
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WO/2021/047052A1 |
A system and process for enhancing toluene oxidation, belonging to the technical field of preparing benzoic acid. A traditional bubble reactor is replaced with a tubular reactor (3) to improve the controllability of the oxidation reactio...
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WO/2021/050229A1 |
A method for minimizing the amount of catalyst inactivating agent that is present in a liquid fraction recovered from a slurry-based polymer production process, the liquid fraction comprising diluent used m the polymer production process...
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WO/2021/050231A1 |
Processes and apparatus for preparing bimodal polymers are provided. In some embodiments, processes include introducing a monomer, a first diluent, a catalyst, hydrogen, at a first hydrogen concentration, and optional comonomer, to a fir...
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WO/2021/048373A1 |
The invention relates to a method for assisting and documenting a filling of tubular reactors with a detection of filling materials and filling levels of filling materials and the documentation of the filling materials used, filling leve...
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WO/2021/047054A1 |
A system and process for enhancing propylene polymerization. The system comprises: a polymerization reactor, a gas phase feeding unit, a liquid phase feeding unit, a polymeric molecular weight adjustment unit, a reflow unit, a cooling un...
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WO/2021/050227A1 |
A process and system for maintaining optimum polymerization production in a loop polymerization reactor by continuously and periodically obtaining polymerization results, such as melt index (MI), production rate and ash content of the po...
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WO/2021/050228A1 |
A process for maintaining an optimum polymerization process in a continuous loop polymerization reactor by driving a catalyst feed range set-point around a bad catalyst set-point range using a bad catalyst feed rate program to vary the c...
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WO/2021/047046A1 |
Disclosed are a microinterface-enhanced system and process for preparing ethylene oxide from ethylene. The microinterface-enhanced system comprises a chlorohydrination reaction unit, a chlorohydrination reaction unit, a saponification re...
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WO/2021/047040A1 |
A system and a process for enhancing coal liquefaction on the basis of micro-interface, said system comprises a slurry bed reactor (1), a micro-interface generator (2), a circulation unit (4) and a separation unit (5); the slurry bed rea...
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WO/2021/048199A1 |
The present invention relates to a polymer foam, said polymer foam comprising pores forming an open-cell polymer foam, said polymer foam comprising a supramolecular gel inside pores, and said polymer foam comprising at least one enzyme. ...
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WO/2021/050631A1 |
A process where external fuel oil is used to wash entrained catalyst from a fluidized-bed propane dehydrogenation reactor effluent, where the fuel oil and catalyst mixture is returned to the reactor to provide the net fuel required for c...
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WO/2021/042223A1 |
The present invention relates to the field of equipment and processes for combustion or gasification, and specifically provides an inert porous medium reactor for combustion or gasification comprising a reaction tube; said reaction tube ...
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WO/2021/042200A1 |
Disclosed herein is a treatment unit comprising a housing and a mesh container. The housing has one or more than one inlet and one or more than one outlet. The mesh container is received in the housing and comprises a mesh surface with a...
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WO/2021/042759A1 |
Provided is a microwave coupling high-gravity reaction system for the continuous production of a porous material, the system comprising a high-gravity reactor (3), a microwave feeder, a first high-shear pump (21), a second high-shear pum...
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WO/2021/043750A1 |
A reformer furnace is provided for use in converting a hydrocarbon feed into a synthesis gas stream. The reformer furnace comprises at least one bayonet reformer tube located at least partly within an enclosed volume. The reformer furnac...
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WO/2021/043801A1 |
Method of treating a gas stream and method of operating an apparatus for producing a three-dimensional work piece In a method of treating a gas stream (32) containing combustible and/or reactive particles (34) at least a part of the paft...
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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...
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WO/2021/041430A1 |
Disclosed herein is a method for converting light energy into mechanical energy and/or oxygen storage, purification, isolation, concentration, and/or removed. The method may comprise exposing a mixture of a polycyclic aromatic compound a...
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WO/2021/041080A1 |
A reforming reactor and process of using same in which a flow distributor distributes the process gas circumferentially to the reactive zone. Feed is injected into the reactor into a non-reactive zone. The non-reactive zone has two porti...
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WO/2021/037623A1 |
The present invention relates to multi-bed catalytic reactor with a cylindrical shape comprising a mixing device mounted between two catalyst beds in the reactor, said mixing device comprises connected pipe segments forming mixing sectio...
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WO/2021/037099A1 |
The invention provides a mobile device and a detection device for magnetic particles of a disk chip, and a movement control method therefor, relating to the technical field of medical test apparatuses. The mobile device comprises: a disc...
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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...
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WO/2021/037624A1 |
A catalytic reactor comprises a distribution tray plate comprising a plurality of swirl distribution units adapted to evenly distribute liquid, gas and vapor from the upper side of the distribution tray plate in an even amount of flow th...
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WO/2021/029938A1 |
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...
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WO/2021/029579A1 |
The present invention relates to a carbon nanotube preparation method and preparation system which use a separator outside of a fluidized bed reactor so as to collect a micropowder comprising an unreacted catalyst and low-growth carbon n...
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WO/2021/026821A1 |
Provided are a segmentable integrated solid catalytic continuous reaction apparatus and continuous reaction system; the segmentable integrated solid catalytic continuous reaction apparatus comprises: n cylinders (1), the cylinders (1) be...
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WO/2021/023168A1 |
The present application discloses a rotary pyrolysis device, comprising a pyrolysis cylinder and a heating cylinder, the heating cylinder being sheathed on the outer periphery of the pyrolysis cylinder in a sealed manner, and the pyrolys...
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WO/2021/024065A1 |
Disclosed is a method of catalytically cracking naphtha in a fluidized bed. Effluent from the fluidized bed is separated into catalyst particles and gas product by a cyclone having a loop seal connected to the cyclone's dipleg.
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WO/2021/024119A1 |
Systems and methods for producing light olefins wherein a feed stream comprising naphtha is flowed into a reaction unit comprising a fast fluidized bed reactor coupled to and in fluid communication with a riser reactor. The fast fluidize...
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WO/2021/023635A1 |
A dihydrogen generator (5) comprising a chamber (10), a reservoir (260) for containing a reagent and a catalytic system (15), the chamber being impervious to dihydrogen and defining an internal chamber space (45), the reservoir being hou...
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WO/2021/023636A1 |
Dihydrogen generator (5) comprising a chamber (10) and a catalytic system (15), the catalytic system being rigidly fastened to the chamber in a removable manner and comprising a catalysis housing (25) containing a catalyst (205) for the ...
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WO/2021/023637A1 |
Dihydrogen generator (5) comprising a tank (35), a cover (40) and a catalytic system (15), the cover containing a reagent chosen from a hydride, a liquid organic hydrogen carrier and mixtures thereof, the catalytic system comprising a ca...
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WO/2021/025948A1 |
A reverse flow reactor (RFR) and process having a forward reaction feed cycle, a reverse reaction feed cycle, and a reverse regeneration cycle. The heat convected in the forward feed cycle matches the heat convected in the reverse flow c...
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WO/2021/023613A1 |
The present invention relates to a method to prevent the fluidization of a catalytic fixed bed present in a tubular reactor operated in upward-flow configuration by estimating a pressure drop margin remaining before fluidization of the c...
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WO/2021/019345A1 |
A system and a method for catalytically cracking hydrocarbons. The system includes a fluidized bed riser reactor, and a separation zone configured to separate the effluent from the riser reactor to produce a product stream and a spent ca...
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WO/2021/019502A1 |
According to embodiments, an apparatus for distributing solid particles into a tube includes a center member and a plurality of damper members connected to the center member. Each damper member includes a loop extending away from the cen...
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WO/2021/018828A1 |
A reactor and a process for fluid catalytic cracking (FCC) a hydrocarbon feed in the riser-reactor, the process including injecting the hydrocarbon feed into an evaporation zone of the riser-reactor, injecting a first catalyst into the e...
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WO/2021/019327A1 |
Methods for catalytic cracking hydrocarbon mixture have been disclosed. A hydrocarbon mixture having an initial boiling temperature of 30 °C to 70 °C is catalytically cracked in the presence of a catalyst to produce one or more olefins...
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WO/2021/018630A1 |
The invention relates to a method for the synthesis of methanol (1), wherein a first fresh gas flow (2) comprising hydrogen and carbon oxides is obtained from a carbonaceous energy carrier flow (4) in a steam reformer (3) by steam reform...
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WO/2021/019176A1 |
Device for forming and distributing a two-phase fluid flow, comprising: - a first chamber (5) supplied with a first fluid phase and a second chamber (7) supplied with a second fluid phase and separated from the first chamber by a partiti...
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