Patent application number | Description | Published |
20080241467 | MIXED PARTICLES AND HONEYCOMB STRUCTURE FOR GAS CONVERSION APPARATUS - Mixed particles including noble metal particles of a noble metal, first particles of one or more metal oxides, and second particles of a metal oxide. The first particles of one or more metal oxides are selected from Al | 10-02-2008 |
20090246099 | HONEYCOMB STRUCTURE AND EXHAUST GAS TREATING APPARATUS - A honeycomb structure includes a first end face, a second end face, a honeycomb unit, and an ammonia adsorbing material. The second end face is located opposite to the first end face along a longitudinal direction of the honeycomb structure. The honeycomb unit has plural cell walls extending along the longitudinal direction from the first end face to the second end face to define plural cells. The cell walls include a NOx adsorbing material and an inorganic binder. The ammonia adsorbing material is supported on the cell walls. An amount of the ammonia adsorbing material supported on the cell walls is varied between the first end face and the second end face. | 10-01-2009 |
20090246103 | HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING THE SAME - A honeycomb structure includes at least one honeycomb unit having one end face and another end face opposite to the one end face along a longitudinal direction of the at least one honeycomb unit. The at least one honeycomb unit includes an inorganic binder, inorganic particles, cell walls extending along the longitudinal direction from one end face to the another end face to define plural cells, and third material provided on the cell walls. The inorganic particles include first and second materials. The first material includes NOx adsorption material. The second material includes ammonia adsorption material. | 10-01-2009 |
20090246450 | HONEYCOMB STRUCTURE - A honeycomb structure includes at least one honeycomb unit having a first end face and a second end face. The at least one honeycomb unit includes an inorganic binder, inorganic particles, and cell walls extending from the first end face to the second end face to define a plurality of cells. The inorganic particles include ceria particles doped with zirconia. A percentage by weight of zirconia doped in ceria in the ceria particles is in a range of about 20% to about 50%. | 10-01-2009 |
20110250094 | HONEYCOMB STRUCTURAL BODY AND EXHAUST GAS CONVERSION APPARATUS - A honeycomb structural body includes a plurality of honeycomb units, first and second electrodes, and first and second conductive members. The plurality of honeycomb units are adhered to each other by interposing an adhesive layer. Each of the plurality of honeycomb units contains a conductive ceramic material. Each of the plurality of honeycomb units includes cell walls extending along a longitudinal direction of each of the plurality of honeycomb units to define a plurality of through-holes. The first and second electrodes are provided on an outer peripheral surface of each of the plurality of honeycomb units. The first and second conductive members are electrically connected to the first and second electrodes, respectively. | 10-13-2011 |
20110250095 | HONEYCOMB STRUCTURAL BODY AND EXHAUST GAS CONVERSION APPARATUS - A honeycomb structural body includes a plurality of honeycomb units adhered to each other by interposing an adhesive layer. Each of the honeycomb units has a substantially fan shaped cross section or a substantially elliptical fan shaped cross section perpendicular to a longitudinal direction of each of the honeycomb units. First and second electrodes are provided at a part of an outer peripheral surface of each of the honeycomb units that does not face the adhesive layer and are provided at a first area between each of the honeycomb units and the adhesive layer. And/or the first and second electrodes are provided at a second area between the outer peripheral surface of each of the honeycomb units and the adhesive layer and are provided at a third area including a center of the substantially fan shaped cross section or the substantially elliptical fan shaped cross section. | 10-13-2011 |
20110250096 | HONEYCOMB STRUCTURE - A honeycomb structure includes at least one honeycomb unit. The at least one honeycomb unit includes a pair of electrodes and cell walls. The cell walls extend along a longitudinal direction of the at least one honeycomb unit to define a plurality of through holes. The cell walls have pores filled with a substance under a formation region of the pair of electrodes. The substance has an electrical resistivity lower than an electrical resistivity of a material to form the at least one honeycomb unit. | 10-13-2011 |
20110250097 | HONEYCOMB STRUCTURE - A honeycomb structure has a substantially circular-pillar-shape. The honeycomb structure includes at least one electrically conductive honeycomb unit, a first electrode, and a second electrode. The at least one electrically conductive honeycomb unit includes walls extending along a longitudinal direction of the at least one electrically conductive honeycomb unit to define a plurality of through holes. The first electrode is provided on an outer circumferential surface of the honeycomb structure. The second electrode is provided in a vicinity of a central axis of the honeycomb structure extending along the longitudinal direction. | 10-13-2011 |
20110250382 | HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE - A honeycomb structure includes at least one pillar-shaped honeycomb unit and a pair of electrodes. The pillar-shaped honeycomb unit includes an outer peripheral wall and cell walls. The cell walls extend along a longitudinal direction of the honeycomb unit to define cells. The cell walls are composed of a ceramic aggregate having pores. The cell walls contain a substance having an electrical resistivity lower than an electrical resistivity of ceramic forming the ceramic aggregate. The pair of electrodes is arranged at the cell walls and/or the outer peripheral wall. | 10-13-2011 |
20120264596 | HONEYCOMB STRUCTURE AND METHOD OF MANUFACTURING HONEYCOMB STRUCTURE - A honeycomb structure includes a substantially pillar-shaped honeycomb unit having cells defined by cell walls. The cell walls include silicon carbide particles having a nitrogen-containing layer provided on surfaces of the silicon carbide particles. A method of manufacturing a honeycomb structure includes preparing paste containing silicon carbide particles. The paste is molded to form a honeycomb molded body. The honeycomb molded body is fired in an inert atmosphere containing no nitrogen to obtain a substantially pillar-shaped honeycomb unit having cells defined by cell walls. The honeycomb unit is heated in an environment containing nitrogen to provide a nitrogen-containing layer on surfaces of the silicon carbide particles forming the cell walls. | 10-18-2012 |