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JP6956277B2 |
The method of the present invention for producing 1,3-butadiene includes: vaporizing an ethanol feedstock in a vaporizer (104), supplying the feedstock to two or more parallel first reactors (108) to convert ethanol into acetaldehyde in ...
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JP6955621B2 |
The present invention provides a method for selective recovery of a valuable metal from a waste denitrification catalyst through alkali fusion, the method comprising the steps of: (a) adding an alkali metal to a waste denitrification cat...
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JP6952106B2 |
Provided is a proton-type MFI-structure zeolite in which a zeolite having high hydrothermal stability is employed, whereby the zeolite has high hydrothermal stability even without modification, or in which modifications are combined, whe...
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JP2021154235A |
To realize reduction of running cost and industrial waste by making it possible to efficiently separate and remove in short time deteriorated coating attached on a surface of a particulate material, by uniformly and evenly imparting a mi...
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JP6929480B1 |
To provide a method and an apparatus for separating a metal base material of a plate-shaped catalyst element and a solid catalyst. The metal base material and the catalyst solid material are formed from a used plate-like catalyst element...
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JP6920461B2 |
Disclosed are a fluidized bed gas distributor and a fluidized bed reactor, the fluidized bed reactor comprising a first distributor (1) and a second distributor (2), wherein the first distributor (1) is located at the bottom of a fluidiz...
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JP6921119B2 |
A cyclic metals deactivation system unit for the production of equilibrium catalyst materials including a cracker vessel configured for cracking and stripping a catalyst material; and a regenerator vessel in fluid communication with the ...
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JP6914945B2 |
This invention relates to a process for the preparation of glycerol carbonate from the reaction of glycerol and a dialkylcarbonate, for example dimethyl carbonate, or a cyclic alkylene carbonate. More specifically, the invention relates ...
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JP6902973B2 |
To provide a coating material capable of forming a coated film high in abrasion resistance and high in durability.There is provided a coating material containing at least a component having a siloxane unit, a photocatalyst, and a metal p...
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JP6898243B2 |
Provided is a catalyst composition comprising a small pore molecular sieve, about 0.5-5 weight percent of a transition metal (TM) selected from copper and/or iron, based on the total weight of the zeolite, and about 0.5-5 weight percent ...
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JP2021094494A |
To provide a vehicle catalyst reusing method which enables a catalyst disposed of when a vehicle is scrapped to be reused.In a vehicle catalyst reusing method, a plurality of catalysts 21 removed from vehicles are arranged in an exhaust ...
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JP6885330B2 |
A method for recovering a catalyst, wherein a solution containing a reaction mixture obtained by performing a hydrogenation reaction in a presence of a catalyst containing a platinum group metal is brought into contact with a fiber membr...
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JP2021088484A |
To provide a technology capable of continuously performing appropriate methane removal when high purity nitrogen gas is produced.A residual methane removing device 12 comprises: a catalyst 121 using a metal oxide as a carrier for ventila...
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JP2021079341A |
To solve the problem that vacuum water washing for removing ash adhering to a catalyst is troublesome, the water washing carried out to prevent activity degradation of the catalyst for removing nitrogen oxides and sulfur oxides from an e...
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JP6876424B2 |
The present invention relates to a process for the selective hydrogenation of a feed of hydrocarbons containing polyunsaturated molecules comprising at least 3 carbon atoms, using a single principal fixed bed reactor R1 containing at lea...
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JP6867303B2 |
Synthesis of organic compounds that has chirality is an important technique in the fields of pharmaceuticals, agrichemicals, health foods and the like. However, raw materials of a catalyst used for the synthesis of such compounds are exp...
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JP6867291B2 |
Disclosed is a process for producing a chlorinated C3-6 alkane comprising providing a reaction mixture comprising an alkene and carbon tetrachloride in a principal alkylation zone to produce chlorinated C3-6 alkane in the reaction mixtur...
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JP6864957B2 |
The present invention refers to a method and device for preparing propylene and C4 hydrocarbons from oxygen-containing compounds. By means of circulating 80 wt.% or more of the hydrocarbons with 5 or more carbons in the product into a ca...
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JP6862038B2 |
The present invention provides a low viscosity poly-α-olefin lubricating oil and a synthesis method thereof. The method comprises: (1) the α-olefin raw material is subjected to dehydration treatment so that the water content in the raw...
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JP6860675B2 |
Systems for separating a contaminant trapping additive from a cracking catalyst may include a contaminant removal vessel having one or more fluid connections for receiving contaminated cracking catalyst, contaminated contaminant trapping...
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JP6860174B2 |
A supported catalyst comprises: a support that is particulate; and a composite layer laminate formed outside the support and including two or more composite layers, wherein each of the composite layers includes a catalyst portion contain...
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JP6857060B2 |
To provide an activation method for reactivating an equilibrium catalyst to be disposed, simply, as a series of process in a catalytic cracking process.There is provided an activation method of a catalyst used for a fluidized catalytic c...
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JP6853640B2 |
To provide a method for regenerating a photocatalyst deodorization material capable of efficiently, sufficiently regenerating a photocatalyst deodorization material whose performance is deteriorated by contamination by tobacco smoke or t...
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JP6848598B2 |
To provide a method for recycling a denitration catalyst that can reduce the disposal amount of used denitration catalyst by more effectively using the used denitration catalyst.A method for recycling used denitration catalyst in combust...
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JP6846714B2 |
To promote the decomposition reaction of hydrocarbons more efficiently.The catalyst composition comprises a catalyst which promotes the decomposition reaction of hydrocarbons and a proton-conductive type solid oxide. Hereby, it becomes p...
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JP2021037444A |
To provide a fluid catalytic cracking catalyst excellent in stripping performance capable of reducing stripping coke, a fluid catalytic cracking method using the fluid catalytic cracking catalyst, a catalytic cracking apparatus equipped ...
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JP6829239B2 |
A porous porphyrin polymer and a method of recovering precious metal elements using the same are described. A porous porphyrin polymer represented by Formula 1 has high selectivity for precious metal elements and a high ability to adsorb...
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JP2021008477A |
To provide a means of separating high-boiling aldehydes from a rhodium-organophosphite hydroformylation catalyst while reducing the loss of rhodium.A continuous hydroformylation process includes: (a) removing a reaction fluid from a reac...
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JP6817427B2 |
The present invention refers to a fast fluidized-bed reactor, device and method for preparing propylene and C4 hydrocarbons from oxygen-containing compounds. The device comprises the fast fluidized-bed reactor and a fluidized-bed regener...
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JP6806707B2 |
A method of regenerating an activated carbon catalyst which is used in the production of polysulphide liquor. In the method, the catalyst is washed with a washing liquid in order to remove the sediment accumulated in the catalyst. Accord...
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JP6806700B2 |
The present invention is in the field of an improved reusable capture complex and a method of releasable capturing an additive present in a mixture of waste polymer. The capture complex comprises a catalyst entity, a magnetic nanoparticl...
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JP6801127B2 |
Methods for regenerating a spent catalyst in a metal reactor are disclosed. Such methods may employ a step of chlorinating the spent catalyst, followed by decoking the chlorinated spent catalyst, and then fluorinating the de-coked catalyst.
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JP6782233B2 |
Disclosed is a process for producing light olefins, the process comprising: continuously contacting an oxygen-containing compound raw material with catalyst to have a dehydration reaction so as to prepare low-carbon alkene, the reaction ...
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JP6779911B2 |
An object of the present invention is to provide a method for regenerating a catalyst for butadiene production, for removing a coke-like substance which is generated by oxidative dehydrogenation of n-butene in the presence of a catalyst ...
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JP6772661B2 |
To provide a method for producing a carbon nanotube capable of continuously efficiently producing a high-quality carbon nanotube.There is provided a method for continuously producing a carbon nanotube while reusing a base material for pr...
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JP6766942B1 |
To provide a method for recovering palladium eluted from a solid catalyst in a dialkyl carbonate production apparatus by a simple operation without going through a complicated process, which is excellent in economy. In a dialkyl carbonat...
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JP2020163242A |
To provide a regeneration process of a denitration catalyst and a regeneration system of a denitration catalyst capable of sufficiently recovering denitration ability and reducing a SO2 oxidation rate of the catalyst.A regeneration proce...
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JP6765101B2 |
To provide a manufacturing method of a biodiesel fuel for manufacturing the biodiesel fuel with suppressed content of impurities, a decarbonization catalyst, and a regeneration method of the decarbonization catalyst used for manufacturin...
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JP6752035B2 |
A method for producing at least one oxidation product selected from the group consisting of acrolein and acrylic acid is provided. This method can alleviate concerns about deterioration of a gas-phase oxidation catalyst and reaction runa...
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JP6750775B2 |
An object is to provide a novel method for processing an organic substance with a catalyst under conditions in the presence of water. According to the present invention, there is provided a method of processing an organic substance under...
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JP6742976B2 |
To provide an activity recovering apparatus of a honeycomb catalyst of an improved work efficiency capable of effectively removing clogging or the like of a honeycomb catalyst.In an activity recovering apparatus of a honeycomb catalyst, ...
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JP6740802B2 |
To provide a method for producing a carbon nanotube capable of continuously efficiently producing a high-quality carbon nanotube.There is provided a method for continuously producing a carbon nanotube while reusing a base material for pr...
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JP6734275B2 |
The present invention provides a nanocrystalline composite catalyst and the like for storing/supplying hydrogen, wherein catalyst particles do not readily aggregate, the surface area of a main surface (active surface) can be effectively ...
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JP6733501B2 |
To provide a catalyst for producing an aromatic compound, with which the aromatic compound is stably produced from a hydrocarbon raw material for a long time, and to provide a method for producing the aromatic compound by using the catal...
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JP6717849B6 |
The present invention discloses a process for recovery and regeneration of rare earth metals or salts thereof used as catalyst and which is conveniently integrated within the overall flow sheets of manufacturing dialkyl carbonates. Alkyl...
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JP2020522531A |
The present invention presents a preferred process form for more efficiently increasing olefin production with respect to a circulating fluidized bed step of producing an olefin from a hydrocarbon raw material using a high speed fluidize...
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JP6732971B2 |
The present invention relates to a method for the reactivation of homogeneous catalyst systems from organic reaction mixtures. The catalyst systems are suitable for the oxidation of organic compounds such as, for example, cyclododecene. ...
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JP2020110745A |
To provide a carrying method by which a metal or an alloy carried on a carrier is directly recovered from a carrier without melting, and a recovery method of the metal or alloy.A metal or alloy to be carried is carried by a carrier as an...
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JP6726175B2 |
The present invention provides a method for efficiently producing bisphenols at low cost with high conversion rate and high selectivity. The present invention also provides a novel catalyst which is reusable and is suitable for this prod...
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JP2020520797A |
The present invention relates to a method of regenerating a catalyst. A method of regenerating a catalyst containing ruthenium or a ruthenium compound and poisoned by a sulfur compound, wherein the catalyst is treated with a gas stream c...
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