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WO/2019/089869A1 |
Large pill dehydrogenation catalysts and large screens slot width are combined in dehydrogenation units to reduce the catalyst bed pressure drop and extend run length compared to conventional screen and catalyst size combinations. The ca...
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WO/2019/086623A1 |
Described herein is a polymerization reactor system comprising at least one loop reactor and/or at least one transfer line, and further comprising at least one withdrawal valve, wherein the at least one withdrawal valve is mounted to a w...
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WO/2019/089958A1 |
Processes for dehydrogenation of a hydrocarbon feedstock are described. The process can be run at lower H2/HC ratios and lower RITs while maintaining coke production at the same level as operation at higher H2/HC ratios and higher RITs w...
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WO/2019/081682A1 |
The invention relates to a method for forming and for catalytically reacting an ignitable gas mixture, in which at least one first gas or gas mixture containing oxygen and one second gas or gas mixture containing one or more oxidisable c...
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WO/2019/081686A1 |
A shell-and-tube equipment (10) has a cylindrical geometry and is arranged along a vertical axis (A). The shell-and-tube equipment (10) comprises an upper chamber (12) and a lower chamber (14) connected to a common tube bundle (16) on op...
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WO/2019/083188A1 |
The present specification relates to a method for preparing trimethylolpropane, comprising the step of subjecting dimethylolbutanal (DMB) to a hydrogenation reaction in the presence of a metal catalyst in an alcohol solvent to afford tri...
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WO/2019/082538A1 |
A generation device according to the present application is provided with: a reaction part which generates, by means of an exothermal reaction of a gas-state reactant, a product gas and produced water in which the product gas is dissolve...
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WO/2019/077288A1 |
The invention relates to a method for converting a gas into methane (CH4) which includes: - a step of activating a catalytic material including praseodymium (Pr6O11) associated with nickel oxide (NiO) and alumina (Al2O3), the respective ...
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WO/2019/079068A1 |
An improved method of characterizing the PSD of particles.
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WO/2019/072601A1 |
Fluid mixing and distribution device for a downflow catalytic reactor, the said device comprising a mixing zone comprising at least one fluid-mixing space of length L1' and a fluid-exchange space of length L2', situated underneath and su...
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WO/2019/068335A1 |
The invention relates to a first method for producing chlorosilanes in a fluidised-bed reactor by reacting a hydrogen chloride-containing reaction gas with a particulate contact mass containing silicon and optionally a catalyst, wherein ...
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WO/2019/070841A1 |
A plurality of exothermic -reaction devices are connected to a central monitoring system (CMS) over a network. The devices send periodic check-in reports that include an Integrated Power Ratio, which indicates whether the device is opera...
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WO/2019/068625A1 |
In a converter for the catalytic oxidation of SO2 to SO3 in a sulfuric acid plant, which comprises a boiler section for the cooling of process gas between catalytic layers (beds), one or more water tube boilers (inter-bed boilers) having...
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WO/2019/069074A2 |
A process for the production of formaldehyde is disclosed. The process comprises feeding a feed stream comprising methanol to a reactor; converting the methanol to formaldehyde in the reactor using a mixed oxide catalyst to produce a pro...
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WO/2019/066220A1 |
The present invention provides a system for energy recycling using mechanical vapor recompression in a combined chemical process, comprising: a heat exchange reactor for generating and discharging an intermediate material by means of an ...
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WO/2019/063487A1 |
The invention relates to a support device for a rigid chain (401) composed of links (402) that are connected in pairs by rollers (403). The movement of the rigid chain is guided by an internal housing (406) of a support casing (405). One...
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WO/2019/053197A1 |
The aim of the invention is to develop the possibility of distributing a liquid over packed-tower packing, which distribution minimises the occurring drop formation using simple means. This aim is achieved, according to the invention, by...
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WO/2019/053937A1 |
A solid chemical-dissolving apparatus (100) is provided with: a solid chemical tank (21) which has at least one connecting hole (21A) in the bottom surface (21Y) and/or a peripheral wall (21X); and a dispersing material (F) which has dis...
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WO/2019/050336A1 |
The present invention relates to a reactor for preparing a synthetic gas and a synthetic gas preparation system using the same, the reactor accommodating synthetic gas preparing catalysts for preparing a synthetic gas from a reaction mat...
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WO/2019/048371A1 |
The invention relates to a method for cleaning a phosgene-conducting apparatus by pressurization with ammonia gas to constant pressure. In this way, phosgene residues in the apparatus to be cleaned are decomposed effectively.
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WO/2019/050702A1 |
A method of oxidizing a fluid includes providing a process fluid to a reactor at a first temperature, providing a heat transfer fluid in a recirculation loop to the reactor at a second temperature higher than the first temperature, and t...
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WO/2019/048236A1 |
The invention relates to a pressure- and temperature-resistant reactor for preparing syngas in a reverse CO conversion, in which gases containing CO2 are converted under high pressure with the aid of hydrogen into a syngas mixture (CO an...
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WO/2019/048386A1 |
The invention relates to a method for cleaning a phosgene conducting apparatus, comprising: washing the apparatus with hot inert gas, followed by washing the apparatus with cold inert gas; conveying gaseous ammonia for breaking down phos...
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WO/2019/046499A1 |
The present disclosure includes filter aids comprising expanded perlite and methods for preparation thereof. The perlite used for making the filter aids may be processed by dehydration, expansion, milling, and/or screening. The expanded ...
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WO/2019/041041A1 |
A modified bed particles, related methods and applications in processes involving microwave-assisted catalytic reactions. The bed particles modified to be used as a microwave receptor that is capable to simultaneously sustain heat genera...
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WO/2019/038483A1 |
The present invention concerns a movable device (1) for filling one or more chambers with solid particles (5) in the divided state, the device (1) comprising a movable frame (2), metering means (4) for metering the solid particles (5) co...
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WO/2019/040857A1 |
A system, apparatus and method are provided for processing articles. The system includes subsystems for synthesizing, pre-treating, conducting a vapor phase coating process and post-treating articles in the form of powders and solid or p...
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WO/2019/037850A1 |
The invention relates to a fluidized bed reactor for producing polycrystalline silicon granulate. The fluidized bed reactor comprises a segmented reactor pipe arranged between a reactor head and a reactor floor, a heating device, at leas...
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WO/2019/039841A1 |
The present invention relates to a manufacturing method for a silica aerogel blanket and a manufacturing apparatus therefor, wherein physical properties of a silica aerogel blanket are easily controlled by separately feeding silica solat...
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WO/2019/038777A1 |
The instant disclosure provides a composition for fluid catalytic cracking of petroleum based feedstock into useful short chain olefins. The composition comprising: 76-86% of a non-zeolitic material; and 2-30% of at least one zeolite mat...
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WO/2019/040332A1 |
Systems and processes for treating acid gas from a sour gas stream are provided. A chemical looping combustion (CLC) process is provided that uses CaCO3 to capture sulfur from the acid gas and produce CaSO4. An acid gas treatment unit ma...
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WO/2019/035145A1 |
The invention provides an improved multiphase continuous flow stirred reactor having an inlet ports (15, 16,17) disposed on the reactor wall into which an immiscible phase are supplied into the reactor, an outlet ports (15', 16' and 16')...
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WO/2019/032415A1 |
Methods and apparatus are disclosed for generating an electromagnetic field inside a reactor to trigger an exothermic reaction. The design and implementation of the electromagnetics are based on the requirements of a particular exothermi...
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WO/2019/032484A1 |
Processes for catalytic dehydrogenation of paraffin stream is disclosed. The process includes passing a first portion of the paraffin-containing feedstream through a select catalytic reactor in a plurality of catalytic reactors. An inter...
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WO/2019/027870A1 |
According to one or more embodiments disclosed herein, a reactant gas may be converted by a method comprising introducing the reactant gas to a fluidized bed reactor. The main reactor vessel of the fluidized bed reactor may be tapered su...
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WO/2019/027678A1 |
Systems and methods are provided for activation of noble metal catalysts that are supported on siliceous supports. The activation method can include limiting the amount of water vapor pressure and/or the time of exposure to the water vap...
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WO/2019/025967A1 |
A system and a method for dehydrogenating isobutane to isobutylene are disclosed. The system comprises a fixed bed dehydrogenation reactor. The fixed reactor bed in the fixed bed dehydrogenation reactor includes a catalyst layer, a first...
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WO/2019/022886A1 |
A method for preparing methyl methacrylate from methacrolein and methanol. The method comprises contacting in a tubular reactor having at least four zones a mixture comprising methacrolein, methanol, oxygen and a base with a catalyst bed...
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WO/2019/020655A1 |
The invention relates to a device and to a method for catalytically converting chemical substances in the presence of pulverous catalysts in a trickle-bed reactor at dwell times in the range of 0.1-10 seconds, the device comprising at le...
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WO/2019/019794A1 |
A plate-type modular reactor, comprising: a casing (1), a temperature control module (3) and a grid (4); the casing (1) is internally provided with a reaction chamber (2); the temperature control module (3) is arranged in the reaction ch...
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WO/2018/190642A9 |
The present invention relates to a catalyst system for oxidative dehydrogenation reaction, a reactor for oxidative dehydrogenation comprising the same, and an oxidative dehydrogenation method and, more specifically, to a catalyst system ...
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WO/2019/023204A1 |
A contacting device and method are presented for the collection, contacting, and distribution of fluids between particulate beds of a downflow vessel, which may operate in co-current flow. By one approach, the contacting device includes ...
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WO/2019/022889A1 |
A methode for preparing methyl methacrylate from methacrolein and methanol. The method comprises contacting in a reactor a mixture comprising methacrolein, methanol and oxygen with a heterogeneous catalyst comprising a support and a nobl...
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WO/2019/023038A1 |
A contacting device and method are presented for the collection, contacting, and distribution of fluids between particulate beds of a downflow vessel, which may operate in co-current flow. By one approach, the contacting device includes ...
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WO/2019/022892A1 |
A method for preparing methyl methacrylate from methacrolein and methanol; said method comprising contacting in a reactor a mixture comprising methacrolein, methanol and oxygen with a heterogeneous catalyst comprising a support and a nob...
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WO/2019/023317A1 |
A contacting device and method are presented for the collection, contacting, and distribution of fluids between particulate beds of a downflow vessel, which may operate in co-current flow. By one approach, the contacting device includes ...
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WO/2019/023655A1 |
A method of revamping vertical converters having a bolt-on flanged pressure shell extension for housing an internal heat exchanger is performed by replacing an existing pressure shell extension with a larger pressure shell extension for ...
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WO/2019/023157A1 |
The present invention relates to reactor tubes packed with a catalyst system employed to deliberately bias process gas flow toward the hot tube segment and away from the cold segment in order to reduce the circumferential tube temperatur...
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WO/2019/020705A1 |
The present disclosure relates to a reactor containing of catalyst particles, a layer of fibrous catalyst particles support below said catalyst particles and a lower means of structural support below said catalyst particles with the asso...
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WO/2019/015896A1 |
The present invention relates generally to a method for removing a load from a load fixed bed vessel that eliminates all worker entries for the removal of the load, namely for extracting the free flow catalyst by gravity or by a vacuum c...
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