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JP7162290B2 |
To provide a simple and low-cost recovery method of a supported metal from an on-vehicle catalyst with high recovery rate.The recovery method of a supported metal from an on-vehicle catalyst includes: introducing an acid solution into po...
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JP2022161381A |
To provide a regeneration method for a denitration catalyst that can efficiently recover its catalytic activity .A regeneration method for a denitration catalyst includes heating a denitration catalyst that has been used in the denitrati...
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JP2022147135A |
To provide a recovery method of aldehyde for easily and efficiently separating and recovering aldehyde and a rhodium complex catalyst from a reaction product in a hydroformylation reaction for producing aldehyde by a hydroformylation rea...
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JP7149424B2 |
The present invention pertains to a method for recovering a selective homogeneous hydrogenation catalyst and a method for reusing the recovered selective homogeneous hydrogenation catalyst. The method for recovering a selective homogeneo...
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JP7144349B2 |
To suppress the increase of power consumption of an electrochemical-type hydrogen pump.An electrochemical-type hydrogen pump system 4 comprises: an electrochemical-type hydrogen pump 18 generating, from supplied hydrogen-containing gas, ...
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JP7144449B2 |
Methods for regenerating a spent catalyst are disclosed. Such methods may employ a step of chlorinating the spent catalyst in the gas phase, followed by decoking the chlorinated spent catalyst, and then fluorinating the de-coked catalyst...
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JP2022540856A |
An improved method for recovering metals from spent catalysts, particularly spent slurry catalysts, is disclosed. The method and related processes comprising the method are useful for recovering catalytic metals used in the petroleum and...
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JP7136112B2 |
Realized is a method for restoring the activity of a catalyst for producing a carbonate ester by a simple technique with no use of a complicated step such as calcining or the like to allow the catalyst to be reusable, and a method for pr...
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JP2022539376A |
Kind Code: A1 Embodiments of the present invention relate to a process for preparing spent catalyst fluid from a hydroformylation process for precious metal recovery. In one embodiment, the process comprises (a) removing spent catalyst f...
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JP2022127274A |
To provide a water treatment apparatus using raw water for catalyst back washing and capable of sufficiently suppressing catalyst decay while reducing oxidant consumption.A water treatment apparatus includes an oxidizer tank supplying an...
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JP2022535946A |
The catalyst uses a heat exchange fluid such as superheated steam to provide efficient heat transfer ( For example, it is reproduced by the method of the present invention that removes heat during processes that rely on microchannel reac...
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JP7107934B2 |
Methods for conditioning an ethylene epoxidation catalyst are provided. The conditioning methods comprise contacting an ethylene epoxidation catalyst comprising a carrier, having silver and a rhenium promoter deposited thereon, with a co...
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JP7105785B2 |
Particles of a transition metal are used as a catalyst for depolymerisation of condensation polymers in alcohol. In the method of catalysed depolymerisation of a condensation polymer in a solid form into monomers and/or oligomers, transi...
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JP2022532937A |
This specification discloses methods, systems, and compositions for providing catalysts for tail gas purification in sulfur recovery operations. Aspects of the present disclosure include obtaining a catalyst used in a first process that ...
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JP2022102703A |
To provide a novel technology that extends the life of the catalyst used in the reaction according to the FT method.The hydrocarbon production process includes: a first reaction step of feeding a carbon monoxide and hydrogen-containing g...
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JP7093971B2 |
A manufacturing method for supported catalysts comprising a step A of forming a mixed layer having a catalyst component and a catalyst carrier component on at least a portion of the surface of a support body having a catalytic layer by b...
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JP2022097466A |
To provide a process for regenerating a catalyst used for the ring hydrogenation of an aromatic species, especially an aromatic ester.The present invention discloses a process for regenerating a catalyst used for the ring hydrogenation o...
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JP2022097465A |
To provide a process for regenerating a catalyst used for hydrogenation of an aromatic compound.There is provided a process for regenerating a catalyst used for ring hydrogeneration of aromatics in at least one reactor, which comprises: ...
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JP2022096333A |
To provide a sieve separating apparatus and a sieve separating method capable of suppressing dust generation in a sieve separating process of a converter catalyst using a sieve separating machine.The apparatus comprises a pipe 5 extendin...
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JP2022095434A |
To provide a method for producing alcohol through a hydration reaction of olefin using a solid acid catalyst with a heteropolyacid or a salt thereof carried by a carrier, capable of making reusable a degraded alcohol production catalyst ...
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JP2022530038A |
The present invention is an impregnated catalyst composition for pure hydrogen production, which comprises 10% by weight to 50% by weight of a metal oxide, 1% by weight to 15% by weight of a co-catalyst, and 60% by weight to 90% by weigh...
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JP7089235B1 |
To provide a direct decomposition apparatus for hydrocarbons and a direct decomposition method capable of maintaining the activity of a reaction for directly decomposing hydrocarbons into carbon and hydrogen for a long time. A hydrocarbo...
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JP7087636B2 |
To provide a processing treatment of a zeolite catalyst by slipping recovering a hydrocarbon component in the zeolite catalyst effectively and recovering catalyst activities without causing permanent deterioration of the zeolite catalyst...
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JP2022090478A |
To provide a method for producing a catalyst for producing hydrogen peroxide by an anthraquinone method, and in which the catalyst has excellent performance, and the establishment of the production method is desired.The present invention...
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JP7080994B2 |
A process for the incineration of precious metal catalyst briquettes, wherein the precious metal catalyst briquettes comprise precious metal catalyst, optionally water, and, also optionally, binder.
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JP7057552B1 |
To provide a method for producing a lead-containing catalyst, the lead-containing catalyst, and a method for producing biodiesel using the catalyst. Lead-containing blast furnace dust is polished by a ball mill and passed through a sieve...
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JP7049361B2 |
Disclosed are a fast fluidized bed reactor, device and method for preparing para-xylene and co-producing light olefins from methanol and/or dimethyl ether and toluene, with the reactor, device and method being capable of solving or impro...
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JP7042479B2 |
To provide an unburned methane gas treatment device for effectively removing the unburned methane gas contained in an exhaust gas.An unburned methane gas treatment device has a configuration having a light catalyst tank 104 arranged in a...
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JP2022045504A |
To provide a method for efficiently regenerating a catalyst for aromatic compound production when producing an aromatic compound, and to provide a method for producing an aromatic compound capable of stably obtaining a high aromatic yiel...
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JP7035077B2 |
Disclosed is a fluidized bed reactor for producing para-xylene and co-producing light olefins from benzene and methanol and/or dimethyl ether, comprising a first distributor and a second distributor. The first distributor is located at t...
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JP2022516451A |
The present invention relates to a method for regenerating a carboxylic acid or a carboxylic acid-ester hydrogenation catalyst, and more particularly, a hydrogenation catalyst used in a reaction for converting a dicarboxylic acid group t...
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JP7025187B2 |
To provide a modifier of a platinum group catalyst for water treatment capable of modifying the platinum group catalyst for water treatment, a catalyst modification device, a modification method of the platinum group catalyst for water t...
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JP7003223B2 |
A catalyst for preparing chloroethylene by cracking 1,2-dichloroethane and a preparation and regeneration method thereof are disclosed in the present application. A catalyst for preparing chloroethylene by cracking 1,2-dichloroethane com...
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JP2022027550A |
To provide a process for preparing aldehydes in which the catalyst losses during separation of the homogeneously dissolved catalyst system by membrane separation are decreased compared to known processes.A process for preparing aldehydes...
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JP7008138B2 |
The present application discloses a method for partially regenerating a methanol to olefin catalyst, comprising: placing a deactivated methanol to olefin catalyst in a regenerator to carry out a partial regeneration reaction to obtain a ...
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JP2022513952A |
The present invention is a hydrodesulfurization method for a sulfur-containing olefinic gasoline fraction, in which the gasoline fraction is brought into contact with hydrogen and a regeneration catalyst, the temperature is 200 to 400 °...
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JP7005053B2 |
A regeneration method for a benzene alkylation solid acid catalyst, comprising: purging the solid acid catalyst in a reactor with a gas; continuously injecting n-hexane at a feed port of the reactor and heating the n-hexane to wash the s...
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JP7001433B2 |
The present invention aims to provide a regeneration method capable of sufficiently restoring the catalytic performance of a solid catalyst used in a dehydration reaction of lactic acid and derivatives thereof. The present invention rela...
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JP6990911B2 |
To provide a method for synthesizing or manufacturing allyl compounds at relatively high yield using metal oxide which can be obtained by relatively simple operation as a catalyst without using a reactant having risk for contamination of...
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JP7013258B2 |
Provided are a regeneration method for a denitration catalyst and a regeneration system for a denitration catalyst that can eliminate coarse particles blocking the inside of the denitration catalyst along with toxic substances adhering t...
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JP7002964B2 |
To provide a polishing time determination method of a NOx removal catalyst and a regeneration process of the NOx removal catalyst which can determine the most suitable polishing time.A polishing time determination method is a method to d...
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JP6995857B2 |
Methods for regenerating a sulfur-contaminated catalyst are disclosed. Such methods may employ a step of washing the sulfur-contaminated catalyst with an aqueous solution containing an alkali metal, followed by contacting the washed cata...
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JP2022006412A |
To solve a problem for example, in a technique for immersing a catalyst in a washing tank storing chemical liquid, for wetting a surface of the catalyst with the chemical liquid, for removing a deposit on the surface of the catalyst, how...
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JP2022502249A |
The present invention provides a process for removing catalytic particles from a hydrocarbon product, the process of providing at least one nanofiltration membrane for removing catalytic particles from a hydrocarbon product. , The cataly...
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JP2021534961A |
Presented is a process for the offline regeneration of the deactivated nitrogen oxide decomposition catalyst of the selective catalytic reduction system, which is a component of the flue gas treatment system. The selective catalytic redu...
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JP2021191563A |
To provide a method for regenerating a catalyst that has been used in wet oxidation reaction of wastewater.In a wet oxidation reaction with catalysts, a catalyst having reduced activity is brought into contact with an aqueous solution ha...
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JP2021533989A |
A process for the regeneration of the inactivated nitrogen oxide decomposition catalyst of the selective catalytic reduction system, which is a component of the flue gas treatment system, which is one of the parallel flue gas treatment s...
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JP6978345B2 |
To provide a NOx removal catalyst polishing device and a NOx removal catalyst polishing method which can polish deposit of a NOx removal catalyst appropriately and effectively.A NOx removal catalyst polishing device 1 polishes deposit ad...
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JP6964763B2 |
The present disclosure relates to a method and an apparatus for treating, sorting and recycling an oil-containing discharged catalyst. There is provided a method for treating, sorting and recycling an oil-containing discharged catalyst, ...
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JP6957502B2 |
The present invention provides methods for low temperature desulfating sulfur-poisoned SCR catalysts, and emission control systems adapted to apply such desulfating methods, in order to regenerate catalytic NOx conversion activity. The m...
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