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JP4275398B2 |
To provide a metallic catalyst carrier in which a brazing material liquefied at the time of heat treatment is prevented from broadly penetrating and flowing out due to capillarity beyond a prescribed position on an exhausted gas inflow s...
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JP4275526B2 |
A method for producing a hydrorefining catalyst of the present invention has a step of preparing an aluminum solution containing phosphorus in a molar ratio of 0.001 to 0.05 with respect to aluminum; a step of neutralizing the prepared a...
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JP4272528B2 |
One aspect of the invention relates to a catalyst composite containing an extruded catalyst support containing an extruded activated carbonaceous material having specifically a defined pore structure. For example, the extruded activated ...
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JP4270834B2 |
To provide an amorphous porous material having excellent heat resistance at ≤1,400°C, a method of manufacturing the same and a catalyst support using the same. The amorphous porous material has fine pores having 2-50 nm pore diameter ...
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JP4273396B2 |
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JP4268548B2 |
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JP4264852B2 |
The present invention concerns alumina extrudates with characteristics, in particular porosity, which are adapted for their use as catalyst supports or catalysts, in particular for hydrotreating petroleum cuts.It also concerns processes ...
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JP4266070B2 |
To provide a fuel reformer including a fuel cell in which an apparatus and a control system are simplified, while maintaining the reforming performance. The fuel-reforming apparatus is provided with a combustion catalyst 3 and the follow...
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JP4266406B2 |
The invention relates to a spherical catalyst composition comprising a Group VI metal component and optionally a Group VIII metal component on a carrier, which catalyst has a particle size of 0.5-7 mm, a total pore volume of 0.5-1.3 ml/g...
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JP4265626B2 |
A catalyst support particle 10 is disclosed, wherein the particle comprises a zirconia-based metal oxide particle 1, and rare earth oxide-enriched areas 2 dotted on the surface thereof. A production process of a catalyst support particle...
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JP2009519204A |
The invention relates to a method of making a nanotubular titania substrate having a titanium dioxide surface comprised of a plurality of vertically oriented titanium dioxide nanotubes containing oxygen vacancies. The method generally co...
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JP2009101344A |
To provide an exhaust gas cleaning filter capable of suppressing an excessive temperature rise of the exhaust gas cleaning filter when collected PM is combusted and preventing thermal damages such as melt loss and cracks and a method for...
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JP4263768B2 |
To provide a catalyst for synthesis of ammonia which is chemically and thermally stable and has a high ammonia synthetic activity, and to provide its manufacturing method. In manufacturing a catalyst for synthesis of ammonia comprising a...
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JP4263769B2 |
To provide a catalyst for synthesis of ammonia which is chemically and thermally stable and has a high ammonia synthetic activity, and to provide its manufacturing method. In manufacturing a catalyst for synthesis of ammonia comprising a...
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JP4263815B2 |
To provide a catalyst for gaseous phase oxidization of an aromatic compd. excellent in catalytic capacity and capable of oxidizing (gaseous phase ammoxidizing), for example, orthoxylene (and/or naphthalene), benzene, 1,2,4,5- tetraalkylb...
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JP4263268B2 |
A supported catalyst having a deodorizing catalytic material supported on an aluminium carrier, the catalyst being manufactured by leaching an aluminium component from the aluminium carrier such that leached aluminium component is incorp...
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JP4263597B2 |
A process for preparing and using a cobalt slurry phase Fischer-Tropsch synthesis catalyst includes introducing a modifying component Mc into a catalyst support precursor, followed by shaping and calcination, to obtain a catalyst support...
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JP4264142B2 |
An oxygen-storing material containing cerium(Ce)-oxide, and a stabiliser comprising Pr-, La-, Y- or Nd-oxide, in highly dispersed form on the surface of a high surface carrier. The storage material has a specific surface area of ≥ 20 (...
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JP4259253B2 |
To suppress particulate growth of noble metal particles by suppressing movement of the supported noble metal particles. The noble metal is supported at least in spaces of a catalyst carrier composed of α-alumina having a multi-layered s...
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JP2009090242A |
To provide a spherical catalyst having no restriction on kinds of a catalyst component to be carried, suppressing desorption of the catalyst component therefrom in use and capable of being easily separated and collected from reaction pro...
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JP4260067B2 |
To obtain an aluminous fiber that is suitable as a catalytic carrier, an adsorbent and a filter and has a high specific surface area, to provide a method for producing the same and to obtain a fibrous catalytic carrier, a fibrous adsorbe...
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JPWO2007058006A1 |
According to the present invention, the pressure loss can be kept low, the strength can be secured, the occurrence of breakage such as cracks can be prevented, and further, when the ceramic members are gripped by a machine during manufac...
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JP2009517207A |
Honeycomb structure for filtration of particle-loaded gas, has silicon carbide channel walls with an open porosity of 30-53 (preferably 43-49) % and a median pore diameter of 9-20 (preferably 12-18) microns, while the average number of p...
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JP2009515808A |
An extrudable mixture comprises ceramic material consisting elongated fibers (having an aspect ratio greater than 5, and less than 200), binder material, and fluid, which are a homogeneous, mass. The ceramic material (including ceramic p...
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JP4254444B2 |
To produce a catalyst which is provided with a catalyst carrier having a high oxygen absorbing/releasing performance. The catalyst having the high oxygen absorbing/releasing performance can be obtained by using, as the catalyst carrier, ...
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JP2009072787A |
To provide a catalyst carrier useful in epoxidation of olefins.It has been found that the selectivity and the activity of a silver catalyst for epoxidation of olefins are a function of the distribution of the pore diameter of an alumina ...
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JP2009072761A |
To provide a microtubular honeycomb carbon body having a mesopore using a peculiar structure of cellulose fiber carbonized at a high temperature and a method for manufacturing the same, a microtubular reactor module using the same and a ...
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JP4250971B2 |
To provide an inorganic material having excellent heat resistance and a shift reaction catalyst using the inorganic material as a support and having high shift catalytic activity. The inorganic material is composed of a multiple oxide co...
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JP4251089B2 |
To provide a porous metal type catalyst used in a reforming vessel for reforming a hydrocarbon gas, e.g. hydrogen gas, natural gas, methanol and/or coal gas, to a gas rich in hydrogen and carbon monoxide by steam reforming and a supporti...
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JP4246075B2 |
This invention provides a method for producing a ceramic catalyst body that can directly support a catalyst on a ceramic support without disposing a coating layer on the ceramic support. in the invention, a catalyst solution containing a...
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JP2009061383A |
To provide a highly heat-resistant alumina carrier with a sufficient surface area even under high temperature over 1,200C and a manufacturing method of the alumina carrier.A transition alumina with not less than 99.9% purity is impregnat...
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JP4242395B2 |
To provide a porous material having a porosity of ≥50%, and usable to a catalyst carrier for an internal combustion engine and an electrode for a fuel cell, and to provide a method for producing the same. The porous member is formed of...
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JP4245226B2 |
To obtain a catalyst for hydrogenation treatment having both of highly active desulfurization capability and highly active denitrification capability and capable of durably retaining the capability and to provide a method for hydrogenati...
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JP4240250B2 |
To suppress the sulfur poisoning of an NOx occlusion and reduction type catalyst for the purification of exhaust gas containing titania in the carrier and to further increase the NOx removal rate of the catalyst after long-term use at a ...
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JP4238963B2 |
Crystalline boehmitic aluminum oxide has a crystal size determined at the 020-reflex larger than the crystal size determined at the 120-reflex reduced by 1.5 nm. An independent claim is also included for the production of the aluminum ox...
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JP4239488B2 |
To provide an active carbon carrier which, in order to improve the reaction efficiency of hydrogenation and dehydrogenation reactions by a catalyst, has a large specific surface area and is excellent in thermal conductivity and diffusibi...
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JP4239255B2 |
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JP4239489B2 |
To provide an active carbon carrier which, in order to improve the reaction efficiency of hydrogenation and dehydrogenation reactions by a catalyst, has a large specific area and excellent in thermal conductivity and diffucibility of hyd...
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JP2009045569A |
To provide a porous support for supporting a catalyst capable of quickly activating a supported catalyst component by efficiently warming it up, a method for preparing the same, and a catalyst body employing the same.The catalyst body 1 ...
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JP4234836B2 |
To incorporate a sufficient thermal impact resistance and to eliminate an increase in pressure loss by obviating a crack even by disposing a plurality of honeycomb structures on a side face in a contact state. The honeycomb structure com...
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JP4233891B2 |
To provide an ammonia synthesizing catalyst which is chemically and thermally stable and has high ammonia synthesizing activity and a method for manufacturing the same. The ammonia synthesizing catalyst is formed by using α-alumina cont...
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JP2009040673A |
To provide a method for manufacturing a porous graphite carbon with high crystallinity, by a method for hydrothermally treating sucrose being a carbon precursor, a transitional metal precursor and uniform-sized silica particles at the sa...
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JP2009039635A |
To provide a nitrogen removal catalyst support for diesel engines for ships using heavy oil, light oil, kerosene, their mixed oil as a fuel, wherein the nitrogen removal catalyst support causes neither corrosion even if being exposed to ...
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JP4225071B2 |
To provide a CeO2-ZrO2solid solution having uniformly dissolved ZrO2with a high solid solution degree and showing high OSC (oxygen storage capacity) and high heat resistance. A mixture containing a cerium compound and a zirconium compoun...
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JP4225306B2 |
To provide a carbon carrier catalyst which can prevent a local aggregation of catalyst fine particles on the carbon carrier to enhance the dispersibility without a deterioration in electrical conductivity of a carbon carrier and to enhan...
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JP4227397B2 |
To obtain almost uniform photocatalytic function along the entire length of a photocatalyst carrier wherein the photocatalyst is carried on an optical waveguide body comprising a long body or a wire body of a translucent material. In the...
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JP4222217B2 |
To provide a steel material having excellent deformation resistance against repeated oxidation at 400 to 900°C and suitable as a filter material or a catalyst carrier for collecting a PM in exhaust gas from a diesel car, and to provide ...
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JP2009028593A |
To regenerate exhaust gas cleaning catalyst deteriorated by being exposed to high temperature exhaust gas.Oxygen-lack exhaust gas is passed through the catalyst 3 containing a CeZr-based composite oxide formed by carrying the catalyst me...
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JP4221498B2 |
To provide high heat resistant porous alumina crystalline particles having a high specific surface area, also stably holding a meso-structure even at a higher temperature, low in the reduction ratio of the specific surface area and excel...
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JP4222489B2 |
To provide a translucent honeycomb structure body carrying with a photocatalyst and having an opening diameter effective for removing a harmful chemical substance, and to provide a commodity having a removal ability of a harmful chemical...
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