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| Number | Title | Issue Date |
| 8172921 | Honeycomb structure A honeycomb structure is provided that includes a plurality of pillar-shaped honeycomb fired bodies, each having a number of cells longitudinally disposed in parallel with one another with a cell wall therebetween. An adhesive layer is interposed between adjacent ho... | 05/08/2012 |
| 8137428 | Exhaust gas purification apparatus for internal combustion engine An exhaust gas control apparatus (2) for an engine includes a filter case (3) that has an internal space; a filter (4) that is arranged in the filter case (3) and that purifies exhaust gas; and a mat (5) that is arranged, in a comp... | 03/20/2012 |
| 8128723 | Partially plug-less DPF There is provided a ceramic filter capable of controlling extraordinary rise of the internal temperature upon regeneration by reducing an amount of deposited soot (particulates) by increasing a passage flow rate in the through-cells and realizing improvement of the ... | 03/06/2012 |
| 8128722 | Honeycomb filter for purifying exhaust gases, adhesive, coating material, and manufacturing method of honeycomb filter for purifying exhaust gases An object of the present invention is to provide a honeycomb filter for purifying exhaust gases which makes it possible to alleviate a thermal stress generated due to occurrence of a local temperature change and which is less likely to generate cracks and superior i... | 03/06/2012 |
| 8114184 | Honeycomb ceramic particulate filtration substrate, a particulate filter and a filtration system as well as production methods thereof A honeycomb ceramic filtration substrate, a filter made of the said substrate and a filter system made of the said filter and their production methods are published in the present invention. The said substrates are extruded with a paste comprising (by portion): SiC:... | 02/14/2012 |
| 8092568 | Ceramic honeycomb filter and its production method A ceramic honeycomb filter comprising a honeycomb structure having large numbers of flow paths partitioned by porous cell walls, and plugs alternately formed in the flow paths on the exhaust-gas-inlet and outlet sides, the outlet-side plugs having porosity of 65% or... | 01/10/2012 |
| 8083826 | Honeycomb filter and method for producing the honeycomb filter A honeycomb filter includes cell walls and cells. The cell walls extend along a longitudinal direction of the honeycomb filter to define the cells between the cell walls. The cells have first cells and second cells each having a substantially square shape in a cross... | 12/27/2011 |
| 8080082 | Honeycomb filter and method for producing the honeycomb filter A honeycomb filter includes an outer wall having a substantially cylindrical shape and a central axis of the substantially cylindrical shape, first walls provided at an inner side of the outer wall and extending along the central axis, and second walls provided at t... | 12/20/2011 |
| 8080081 | Honeycomb body with an at least partially ceramic honeycomb structure and a receptacle for a measurement sensor, and process for producing such a honeycomb body A honeycomb body, in particular for use in the exhaust system of a motor vehicle, includes an at least partially ceramic honeycomb structure through which a fluid can flow. The honeycomb structure is disposed in a tubular casing and has cavities. The honeycomb body ... | 12/20/2011 |
| 8066792 | Apparatus, system, and method for insulating an exhaust aftertreatment component According to one representative embodiment, an exhaust aftertreatment component that includes a housing that defines an interior cavity through which exhaust gas is flowable. The housing includes an inner body, an outer body, and a space defined between the inner an... | 11/29/2011 |
| 8057568 | Extruded porous substrate and products using the same A highly porous substrate is provided using an extrusion system. More particularly, the present invention enables the production of a highly porous substrate. Depending on the particular mixture, the present invention enables substrate porosities of about 60% to abo... | 11/15/2011 |
| 8043398 | Honeycomb structure, method of manufacturing honeycomb structure, exhaust gas treating apparatus, and method of manufacturing exhaust gas treating apparatus A honeycomb structure including plural cells with holes arranged in a longitudinal direction, a peripheral wall, and a defective portion formed on the peripheral wall that is mended with a mending material that is in a color different from the color of the periphera... | 10/25/2011 |
| 8038759 | Fibrous cordierite materials A method of manufacturing a fibrous material includes mixing at least two cordierite precursor materials to form a mixture. One or more of the at least two cordierite precursor materials is in a form of a fiber and the mixture includes about 43% to about 51% by weig... | 10/18/2011 |
| 8038757 | Filtering block with fins for filtering particles contained in an internal combustion engine exhaust gases A block for filtering particles contained in an internal combustion engine exhaust gases, includes overlapping assemblies of adjacent input channels (14e) and output channels (14s), the input and output channels being alternately arranged... | 10/18/2011 |
| 8038758 | Mat material and exhaust gas treatment device A mat material includes an inorganic fiber, a first sheet material and a second sheet material. The first sheet material is provided on a first surface of the mat material. The second sheet material is provided on a second surface of the mat material. The first shee... | 10/18/2011 |
| 8029592 | Diesel particulate filter assembly A diesel particulate filter assembly configured to be incorporated into an exhaust treatment device, the diesel filter assembly comprising: a ceramic media disposed about a center support defining an outlet flow path; a pair of end supports secured to the center sup... | 10/04/2011 |
| 8029591 | Inorganic fiber aggregate, method for manufacturing inorganic fiber aggregate, honeycomb structure, method for manufacturing honeycomb structure, and exhaust gas purifier An inorganic fiber aggregate includes an inorganic material and inorganic fibers on which the inorganic material is provided to fix the inorganic fibers each other. ... | 10/04/2011 |
| 8016906 | Honeycomb filter elements An improved ceramic honeycomb filter wherein the ceramic honeycomb filter has at least one outer corner having a shape, when viewed looking down the channels of the honeycomb, that is comprised of (i) at least two circular arcs wherein at least one of said circular ... | 09/13/2011 |
| 8012234 | Honeycomb structural body A honeycomb structural body includes a columnar honeycomb structural body having large-capacity through holes and small-capacity through holes extending in parallel in a length direction of the columnar structural body. The large-capacity through holes and the small... | 09/06/2011 |
| 8007556 | Block for filtering particles contained in exhaust gases of an internal combustion engine A block, particularly for filtering particulates present in the exhaust gases of an internal combustion engine, includes a plurality of flow channels for the gases (14e,14s), each of the channels (14e,14s) being bounded by a side wall ( | 08/30/2011 |
| 8007557 | High-strength low-microcracked ceramic honeycombs and methods therefor A low-microcracked porous cordierite honeycomb ceramic particulate filter having a high strength in combination with a very low pressure drop, a very high filtration efficiency, and a high thermal shock resistance. Little or no microcracking, a fine median pore diam... | 08/30/2011 |
| 7985274 | High specific surface silicon carbide catalytic filter and support The invention relates to a honeycomb structure, made from a porous ceramic material, said structure being characterized in that the porous ceramic material which forms it comprises: from 50 to 95% by weight of silicon carbide SiC; from 5 to 50% by weight of at least... | 07/26/2011 |
| 7981188 | Controlled pore size distribution porous ceramic honeycomb filter, honeycomb green body, batch mixture and manufacturing method therefor A porous ceramic honeycomb filter manufactured from an oxide-based ceramic material having a pore size distribution with d1≧7.0 microns. Preferably, the oxide-based material is cordierite or aluminum titanate. Alternatively, the filter contains a cordie... | 07/19/2011 |
| 7976605 | Honeycomb structural body and manufacturing method thereof A honeycomb structural body including a ceramic block having a flat shape and comprising a plurality of honeycomb units, a sealing material layer bonding the honeycomb units and comprising a sealing material paste, and a peripheral sealing material layer formed on a... | 07/12/2011 |
| 7972407 | Honeycomb structure, exhaust gas cleaning unit, and manufacturing method of honeycomb structure A honeycomb structure includes an inorganic particle, inorganic binder, a honeycomb unit, a first end face, and a second end face. The honeycomb unit includes plural partition walls extending along a longitudinal direction of the honeycomb unit to define through-hol... | 07/05/2011 |
| 7972406 | Diesel particulate filter and method of making A filter assembly for a diesel particulate filter, the filter assembly having: a first end disk; a second end disk; a center tube secured to the first end disk by a sealing glass; a filter media secured to the first end disk and the second end disk by a sealing glas... | 07/05/2011 |
| 7967887 | Exhaust aftertreatment filter with reduced maximum temperature An exhaust aftertreatment filter and method is provided for filtering engine exhaust, and reduces the maximum temperature experienced by the filter including during regeneration including during burn-off of trapped contaminant particulate including carbon oxidation ... | 06/28/2011 |
| 7967888 | Filtration plate for a particle filter A filtration plate (1, 1′) for a particle filter which serves to separate particles from an exhaust gas flow of an internal combustion engine is composed of a gas-permeable carrier material which is coated with sintered metal powder, and has a surface regio... | 06/28/2011 |
| 7959704 | Fibrous aluminum titanate substrates and methods of forming the same A porous fibrous honeycomb substrate having an aluminum titanate composition and methods of producing the same are provided herein. Precursors of aluminum titanate are provided in an extrudable mixture that includes fiber materials to form a green honeycomb substrat... | 06/14/2011 |
| 7947102 | Soot filter An improved ceramic honeycomb filter has at least one porous partition wall defining a channel that is (1) microstructurally different along the length of the channel, (2) microstructurally different than at least a portion of a partition wall defining another chann... | 05/24/2011 |
| 7938876 | Low coefficient of thermal expansion materials including nonstoichiometric cordierite fibers and methods of manufacture A fibrous ceramic material comprises a plurality of fibers having a RxMg2Al4+xSi5−xO18 or RxMg2−xAl4Si5O18 compositional structure. The fibrous ceramic ... | 05/10/2011 |
| 7938877 | Low coefficient of thermal expansion materials including modified aluminosilicate fibers and methods of manufacture A fibrous ceramic material comprises a plurality of fibers having a modified aluminosilicate compositional structure (i.e., x(RO).y(Al2O3).z(SiO2) or w(MO).x(RO).y(Al2O3).z(SiO2)). The fibrous ceramic... | 05/10/2011 |
| 7935167 | Composite ceramic body, method of manufacturing the same and ceramic filter assembly A method for manufacturing a composite ceramic body with occluding a plurality of pores that are open at its surface of a porous ceramic body, the method includes the steps of impregnating a polysilazane solution including polysilazane having a repetition structure ... | 05/03/2011 |
| 7931727 | Microwave mode shifting antenna system for regenerating particulate filters A regeneration system comprises a particulate matter (PM) filter including a microwave energy absorbing surface, and an antenna system comprising N antennas and an antenna driver module that sequentially drives the antenna system in a plurality of transverse modes o... | 04/26/2011 |
| 7918914 | Exhaust gas treatment component In an exhaust gas treatment component with a ceramic body for the purification of exhaust gases and a method for making such a component, the ceramic body is disposed in a sheet metal housing consisting of a housing base from which housing sections extend which are ... | 04/05/2011 |
| 7909904 | Face finished honeycomb structures and methods of manufacturing same A method for producing a ceramic honeycomb structure comprises providing a honeycomb body having a side surface, a first cut end surface, a second cut end surface opposite the first end surface, and a maximum width (W), and removing material from at least one of the... | 03/22/2011 |
| 7905939 | Block for filtering particles contained in exhaust gases of an internal combustion engine A filter block, particularly for filtering particulates present in the exhaust gases of an internal combustion engine, including peripheral inlet (50,14p2) and outlet (52,14p1) channels arranged alternately at the pe... | 03/15/2011 |
| 7901480 | Extruded porous substrate having inorganic bonds A method is provided for producing a highly porous substrate. More particularly, the present invention enables fibers, such as organic, inorganic, glass, ceramic, polymer, or metal fibers, to be combined with binders and additives, and extruded, to form a porous sub... | 03/08/2011 |
| 7896943 | Frustum-shaped insulation for a pollution control device A preformed insulation mat is provided for use between the inner and outer end cone housing of a pollution control device. The preformed insulation includes a frustum-shaped mat. The mat is formed of primarily heat moldable, silica based glass fibers containing Al | 03/01/2011 |
| 7892309 | Production method of honeycomb filter and honeycomb filter A method for producing a honeycomb filter from a honeycomb structure having large numbers of flow paths partitioned by cell walls, comprising inserting a tubular member into each of the flow paths, and injecting a plugging material into each of the flow paths from t... | 02/22/2011 |
