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WO/2021/089599A1 |
The present invention generally relates to automated synthesis technology, and more particularly, to a device and method for automated synthesis of oligo- and polysaccharides on a solid support. In particular the present invention relate...
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WO/2021/089623A1 |
The present invention relates to device for automated synthesis of oligo- and polysaccharides on a solid support.
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WO/2021/091687A1 |
The present invention generally relates to processes for the recovery of rhodium from a catalyst purge stream from a C6 or higher olefin hydroformylation process. In one embodiment, the process comprises (a) treating a catalyst-containin...
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WO/2021/089048A1 |
Disclosed are a catalyst pre-hydrocarbon pooling method and a pre-hydrocarbon pooling device, relating to the technical field of preparation of low carbon olefin. A regenerated catalyst enters a pre-hydrocarbon pooling reactor, and a pre...
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WO/2021/089632A1 |
The present invention relates to a method for synthesizing oligo- and polysaccharides using microwave radiation, in particular to a method and a device for automated synthesis of oligo- and polysaccharides.
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WO/2021/089471A1 |
The present invention provides a method for the removal of ammonium bisulfate and/or ammonium sulfate from a selective catalytic reduction converter in a combustion facility, wherein the selective catalytic reduction converter is selecte...
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WO/2021/086979A2 |
Some embodiments of the present disclosure relate to a method of regenerating at least one filter medium comprising: providing at least one filter medium, wherein the at least one filter medium comprises: at least one catalyst material; ...
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WO/2021/066463A1 |
The present invention relates to an SCR catalyst for removing nitrogen oxides (NOx) from exhaust gas, comprising: 0.01-70 wt% of zeolite having an average pore size of 5 Å or more; 25-90 wt% of titanium dioxide (TiO2); and 4-10 wt% of ...
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WO/2021/067224A1 |
According to a least one feature of the present disclosure, a method includes the steps: (a) providing a metallosilicate catalyst that has been used to catalyze a chemical reaction; and (b) heating the metallosilicate catalyst to a tempe...
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WO/2021/051217A1 |
A low temperature denitration catalyst thermal regeneration device, comprising: a fixed pedestal (1), bearing rods (2), a mounting base plate (3), a mounting cylinder (4), an exhaust pipe (5), an exhaust head (6), a feeding pipe (7), a f...
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WO/2021/036096A1 |
Disclosed is a stacked online switchable fluidized bed process for producing propylene by using propane dehydrogenation, comprising a catalytic dehydrogenation process and a catalyst regeneration process. The catalytic dehydrogenation pr...
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WO/2021/035182A1 |
The present disclosure relates generally to electrocatalytic process for conversion of a hydrocarbon reactant, comprising: introducing the hydrocarbon reactant into an acidic solution in a presence of a catalyst, wherein the catalyst inc...
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WO/2021/025942A1 |
An active material useful in an oxidative dehydrogenation reactor system has an active phase, a support phase, and an intermediate composite phase. The active phase includes a transition metal oxide such as manganese oxide, which is reve...
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WO/2021/025938A1 |
Metal oxides are provided that have selective hydrogen combustion activity while also acting as solid oxygen carriers (SOCs). The metal oxides correspond to a metal oxide core of at least one metal having multiple oxidation states that i...
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WO/2021/021426A1 |
A method of recovering catalyst performance includes providing a vanadium selective catalytic reduction (VSCR) catalyst. The method includes exposing the VSCR catalyst to a first humidity level in a range of 50%-100% relative humidity, a...
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WO/2021/007156A1 |
An improved process and catalyst composition for cracking hydrocarbons in a fluidized cracking process are disclosed. The process employs circulating inventory of a regenerated cracking having a minimal carbon content. The regenerated ca...
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WO/2020/249529A1 |
A catalyst is regenerated by an inventive process using a heat exchange fluid such as superheated steam to remove heat during the process relying on efficient heat transfer (e.g., enabled by the microchannel reactor construction) in comp...
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WO/2020/237200A1 |
Disclosed herein are methods, systems, and compositions for providing catalysts for tail gas clean up in sulfur recovery operations. Aspects of the disclosure involve obtaining catalyst that was used in a first process, which is not a ta...
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WO/2020/227849A1 |
Disclosed is a method for partially regenerating a catalyst for methanol and/or dimethyl ether-to-olefin. The method comprises: introducing a mixed gas into a regenerated region containing a catalyst to be regenerated, and subjecting sam...
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WO/2020/220312A1 |
Disclosed are a catalyst for preparing vinyl chloride by cracking 1,2-dichloroethane and preparation and regeneration methods therefor. The catalyst for preparing vinyl chloride by cracking 1,2-dichloroethane comprises a carrier and a ni...
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WO/2020/215464A1 |
A method and apparatus for in-situ online cyclonic activity recovery of a catalyst in an ebullated bed hydrogenation reactor. The method comprises the following steps: (a) deaerating a three-phase mixture consisting of a gas phase, a liq...
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WO/2020/217029A1 |
The invention relates to a method for manufacturing a membrane (1), which comprises the following steps: a) a mixture is prepared that contains at least: - an aqueous solution of cationic polymer with a pH between 5 and 8, the cationic p...
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WO/2020/208115A1 |
The invention is directed to a process for the preparation of an oxygen carrier for a chemical looping process comprising: (a) providing a material A comprising at least one first transition metal and/or an oxide of the at least one firs...
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WO/2020/194851A1 |
Provided are a denitration catalyst regeneration method and a denitration catalyst regeneration system, which are capable of recovering denitration performance to a high level and reducing the SO2 oxidation rate of a catalyst. A denitrat...
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WO/2020/185107A1 |
A method to regenerate and reactivate catalysts used for a carbon and syngas production reaction including a DRM or CARGEN reaction is developed. Carbon dioxide (CO2) is used as the regeneration and activation media. This method of a sin...
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WO/2020/183359A1 |
Houdry lumps can be reduced by controlling the reactors in a fixed bed dehydrogenation process for producing olefins according to defined rules. A programmable logic controller can apply the rules to the operation of the dehydrogenation ...
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WO/2020/183946A1 |
A method for recovering a catalytic metal from an aqueous solution including a catalytic metal, the method characterized by retaining an aqueous solution including a catalytic metal co-precipitated with tin to elute the catalytic metal, ...
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WO/2020/170042A1 |
A catalyst structure includes a porous support structure, where the support structure includes an aluminosilicate material. Any two or more metals are loaded in the porous support structure, the two or more metals selected from the group...
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WO/2020/153127A1 |
[Problem] To provide: a nozzle that can achieve an improvement in the work efficiency and work accuracy of work for extracting solid matter from a pipe body; a device for extracting solid matter; a system for extracting solid matter; and...
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WO/2020/138762A1 |
The present invention relates to a method for regenerating a carboxylic acid or carboxylate hydrogenation catalyst and, more specifically, to a method for regenerating a hydrogenation catalyst to be used in a reaction of converting a dic...
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WO/2020/126680A1 |
The invention concerns a method for rejuvenating an at least partially used catalyst originating from a hydroprocessing and/or hydrocracking process, the at least partially used catalyst being derived from a fresh catalyst comprising at ...
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WO/2020/126676A1 |
The invention relates to a method for regenerating an at least partially spent catalyst formed from a hydrodesulfurization process of a sulfur-containing olefinic gasoline cut, said at least partially spent catalyst being derived from a ...
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WO/2020/126920A1 |
The present invention relates to a method for producing butadiene from ethanol, in two reaction steps, comprising a step a) of converting the ethanol into acetaldehyde and a step b) of conversion into butadiene, the step b) simultaneousl...
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WO/2020/126679A1 |
The invention relates to a method for regenerating an at least partially spent catalyst originating from a hydrotreatment process, the at least partially spent catalyst originating from a fresh catalyst comprising a metal from the group ...
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WO/2020/126312A1 |
The invention relates to the field of hydrocarbon conversion and more particularly to that of catalytic reforming. The invention relates to a method involving at least two reaction zones, two reduction zones and one regeneration zone, wh...
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WO/2020/126921A1 |
The present invention relates to a process for producing butadiene from ethanol, in two reaction steps, comprising a step a) of conversion of the ethanol to acetaldehyde and a step b) of conversion to butadiene, said step b) simultaneous...
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WO/2020/130735A1 |
The present invention relates to a method for surface-modifying an organozinc catalyst with a dicarboxylic acid and a zinc compound and regenerating same. When the method for regenerating an organozinc catalyst, of the present invention,...
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WO/2020/121287A1 |
The present disclosure relates to a low temperature method for the production of pure hydrogen using a methane rich stream as raw material, and to perform in-situ catalyst regeneration. The process involves the decomposition of methane i...
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WO/2020/116003A1 |
When an organic solvent containing a flammable solvent having high flammability is concentrated and burned, there is a risk of the occurrence of ignition during the concentration. A method for treating a volatile organic compound, charac...
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WO/2020/103428A1 |
A regeneration method for a benzene alkylation solid acid catalyst, comprising: purging a solid acid catalyst in a reactor by using a gas; continuously injecting n-hexane from a feed port of the reactor and heating, washing the solid aci...
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WO/2020/104991A1 |
Oxidative dehydrogenation of alkanes employs a catalyst, usually a mixed metal oxide, to convert, in the presence of oxygen, a lower alkane into its corresponding alkene. Continuous operation of an oxidative dehydrogenation process may r...
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WO/2020/099430A1 |
The invention provides a process for regenerating a dehydration catalyst, the process comprises contacting a regeneration agent with the dehydration catalyst under conditions to provide a density of the regeneration agent that ranges fro...
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WO/2020/085947A1 |
The invention relates to the field of oil refining and petrochemistry. A reactor-regenerative block of a reforming plant includes a reactor unit comprising a reactor and a coked catalyst bin located at the outlet of the reactor, a regene...
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WO/2020/078413A1 |
The present invention relates to a nitro compound hydrogenation reaction method and hydrogenation reaction apparatus, capable of achieving the long-term production objectives of continuous reaction, regeneration, and activation of nitro ...
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WO/2020/078411A1 |
A gas replacement method and device, and the use of the gas replacement method or device in a hydrogenation method for a nitro compound. The gas replacement method comprises at least: a first step of performing gas replacement on a mater...
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WO/2020/048983A1 |
In a regeneration procedure for a transition metal-based dehydrogenation catalyst used in processes for the dehydrogenation of alkanes to the corresponding alkenes, the presence of a certain sulfur load on the catalyst is assured by addi...
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WO/2020/051417A2 |
A method of chlorinating a antimony fluorohalide catalyst is disclosed. In one embodiment the method comprises contacting an antimony fluorohalide catalyst that contains one or more fluorines with a regenerating agent chosen from 2-chlor...
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WO/2020/041136A1 |
Presented is a process for the off-line regeneration of a deactivated nitrogen oxide decomposition catalyst of a selective catalytic reduction system that is a component of a flue gas treating system. The selective catalytic reduction sy...
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WO/2020/041140A1 |
Presented is a process for the regeneration of a deactivated nitrogen oxide decomposition catalyst of a selective catalytic reduction system that is a component of a flue gas treating system that is one of parallel flue gas treating syst...
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WO/2020/041143A1 |
Presented is a process for the regeneration of a deactivated nitrogen oxide decomposition catalyst used for the selective catalytic reduction of nitrogen oxides contained in a flue gas stream.
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