| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 422179000 | Fixed bed with resilient or differential thermal expansion compensating bed support means | 29 |
| 20080241007 | Catalytic converter with inner sheath and method for making the same - A catalytic converter has a cylindrical, monolithic catalyst element cylindrically enclosed and retained in a thin metallic sheath having ends extending to end portions of a case around openings therein so that the sheath substantially divides the internal volume of the case into an inner flow channel containing the catalyst element through which substantially all gas flow is directed and an outer volume separated from the catalytic element and retaining a heat insulating mat wrapped around the sheath. The sheath may be provided with a resilient structure at each end to engage the case and thus help support the catalyst element therein. | 10-02-2008 |
| 20080286167 | Catalyst Apparatus - A catalyst apparatus includes a metal carrier body for containing catalyst and at least a expansion room. The metal carrier body is arranged between an upstream portion and a downstream portion of an exhaust passage, and includes a gas entrance for conducting exhaust gas into the metal carrier body from the upstream portion and a gas exit for conducting the exhaust gas in the metal carrier body to the downstream portion. The expansion room is arranged between the gas entrance and the gas exit to communicate with a gas passage between the gas entrance and the gas exit for conducting the exhaust gas to flow between an inside of the metal carrier body and the expansion room. | 11-20-2008 |
| 20090022634 | HOUSING FOR A COMPONENT OF AN EXHAUST SYSTEM AND METHOD OF PRODUCING SUCH A HOUSING - A housing for a component of an exhaust system, in particular for an exhaust gas purification device, has an envelope that comprises a shrunk clamping portion for the component, a transition portion that adjoins the clamping portion in an axial direction, and a connecting portion that adjoins the transition portion in the axial direction. The diameter of the connecting portion is larger than that of the clamping portion. A method of producing the housing for the component includes providing a tubular envelope, and inserting the component into the envelope. A shrinking step is then carried out in the clamping portion which terminates spaced apart from ends of the envelope as viewed in the axial direction, whereas the axial ends of the envelope are not acted upon. | 01-22-2009 |
| 20090087354 | EXHAUST TREATMENT DEVICE WITH INDEPENDENT CATALYST SUPPORTS - An exhaust treatment device comprises a housing defining an inlet opening and an outlet opening, a first catalyst brick and a second catalyst brick each having an inlet end and an outlet end, a first insulating support cover, and a second insulating support cover. The first catalyst brick is disposed within a first segment of the housing, and the second catalyst brick is disposed within a second segment of the housing. The first segment has an inner periphery that is not equal to an inner periphery of the second segment. The first and second catalyst bricks each have nonuniform dimensions with respect to one another. The first and second segments of the housing are independently dimensioned in proportion to the first and second catalyst bricks respectively. The first insulating support cover is disposed within the first segment of the housing in a first annular space between an inner surface of the housing and an exterior surface of the first catalyst brick. The second insulating support cover is disposed within the second segment of the housing in a second annular space between the inner surface of the housing and an exterior surface of the second catalyst brick. The first and second insulating support covers are independently dimensioned in proportion to the first and second catalyst bricks respectively. | 04-02-2009 |
| 20090104091 | Exhaust Treatment Apparatus And Method Of Making - The present disclosure relates to an exhaust aftertreatment device ( | 04-23-2009 |
| 20090148356 | HOLDING MEMBER TO HOLD EXHAUST GAS TREATING ELEMENT AND EXHAUST GAS TREATING DEVICE INCLUDING THE HOLDING MEMBER - A holding member is provided to hold in a housing an exhaust gas treating element through which an exhaust gas is configured to flow from an inlet to an outlet in a flowing direction. The holding member includes a first inorganic fiber layer and a second inorganic fiber layer. The first inorganic fiber layer is to be wrapped around the exhaust gas treating element. The first inorganic fiber layer has a first length along the flowing direction. The second inorganic fiber layer is provided on the first inorganic fiber layer. The second inorganic fiber layer has a second length along the flowing direction which is longer than the first length. | 06-11-2009 |
| 20090162256 | EXHAUST GAS TREATMENT DEVICE - A device for treatment of exhaust gases includes a housing, a fragile structure resiliently mounted within the housing, and a non-intumescent mounting mat disposed in a gap between the housing and the fragile structure. The mounting mat includes a plurality of inorganic fibers that have undergone a surface treatment to increase the holding force performance of the mounting mat. Also disclosed are methods of making a mounting mat for an exhaust gas treatment device and for making an exhaust gas treatment device incorporating the mounting mat. | 06-25-2009 |
| 20090208384 | A POLLUTION CONTROL DEVICE AND INORGANIC FIBER SHEET MATERIAL WITH A FUSED EDGE - Inorganic fiber mounting and insulating sheet materials for use in pollution control devices with at least one edge of the inorganic fiber sheet material having at least one group of two or more fibers fused together. A pollution control device comprising such a sheet material. A process for cutting at least one section from a sheet containing inorganic fiber material, where the sheet material is suitable for use in a pollution control device. The fibrous sheet material is cut so that the cut edge has at least one group of two or more fibers fused together. A laser beam can be used to cut the desired section out of the inorganic fiber sheet material. | 08-20-2009 |
| 20090208385 | MOUNTING MATS AND POLLUTION CONTROL DEVICES USING SAME - The fluid delivery system includes a fluid path set with a first section adapted for connection to a syringe and to a source of fluid to be loaded into the syringe, and a second section that is removably connected to the first section. A connector removably connects the first and second sections. The connector includes a first connector member having a first luer member and a first annular member disposed about the first luer member. The connector further includes a second connector member having a second luer member and a second annular member disposed about the second luer member. A check valve arrangement is disposed in of one of the first and second connector members for limiting fluid flow to one direction through the connector. The first and second annular members are adapted to operably engage to securely and releasably connect the first and second connector members. | 08-20-2009 |
| 20090269254 | HOLDING SEALING MATERIAL, METHOD FOR MANUFACTURING HOLDING SEALING MATERIAL, AND EXHAUST GAS PURIFYING APPARATUS - A holding sealing material includes a plurality of mats. The plurality of mats have a longitudinal direction and include a lower mat and an upper mat laminated on the lower mat. Each of the plurality of mats includes inorganic fibers and has a substantially rectangular shape. A length of the lower mat in the longitudinal direction is longer than a length of the upper mat in the longitudinal direction. Each of the plurality of mats is connected to each other at at least two fixed portions. The at least two fixed portions are positioned at different positions in the longitudinal direction. | 10-29-2009 |
| 20090269255 | HOLDING SEALING MATERIAL, METHOD FOR MANUFACTURING HOLDING SEALING MATERIAL, AND EXHAUST GAS PURIFYING APPARATUS - A holding sealing material includes mats which have a longitudinal direction and first and second longer side faces along the longitudinal direction and which include a lower mat and an upper mat laminated on the lower mat. A length of the lower mat in the longitudinal direction is longer than a length of the upper mat in the longitudinal direction. Each of the mats is connected to each other at a fixed portion which extends substantially along a width direction perpendicular to the longitudinal direction. The fixed portion has first and second end portions in the width direction. The first end portion is on a side of the first longer side face. The second end portion is on a side of the second longer side face. The first and second end portions are spaced apart from the first and second longer side face, respectively. | 10-29-2009 |
| 20090285726 | HOLDING SEALING MATERIAL, METHOD FOR MANUFACTURING HOLDING SEALING MATERIAL AND EXHAUST GAS PURIFYING APPARATUS - A holding sealing material includes a needle mat, a sheet-processed mat, and a sheet-processed mat. The needle mat includes entangled first inorganic fibers and a binder. The sheet-processed mat includes a binder and second inorganic fibers processed into a sheet. The needle mat and the sheet-processed mat are laminated together. Staple fibers having an average fiber length shorter than an average fiber length of the second inorganic fibers are localized in an interface area extending inside the needle mat from an interface between the needle mat and the sheet-processed mat. A binder content of the interface area is higher than a binder content of the needle mat in terms of weight ratio. | 11-19-2009 |
| 20090304560 | MULTILAYER MOUNTING MAT - A multilayer mounting mat operatively adapted for use in mounting a pollution control element in a pollution control device comprises a first layer, a second layer, and an adhesive sandwiched therebetween so as to bond together a major surface of the first layer to a major surface of the second layer, the adhesive comprising at least one of inorganic colloidal particles having an average diameter less than about 300 nm and an inorganic water-soluble salt. | 12-10-2009 |
| 20100111779 | Exhaust treatment device - An exhaust treatment device is provided, including an exhaust treatment material and a housing in which the exhaust treatment material is contained. The housing may include a double wall substantially surrounding the exhaust treatment material. In addition, the double wall may include an inner wall and an outer wall, the outer wall having an inner surface that is polished. | 05-06-2010 |
| 20100143211 | Catalytic Unit for Treating an Exhaust Gas and Manufacturing Methods for Such Units - A catalytic unit, a process for providing a support mat for the catalytic unit, and a process for assembling the catalytic unit are provided. An installed mat density for the support mat being calculated based upon a desired annular cross-sectional area of a gap between a catalyst carrier and a shell of the catalytic unit, with the support mat being sandwiched therebetween. The support mat for the catalytic unit can be provided by first slitting a bulk roll of support mat to form a plurality of end unit specific mat rolls. The support mat can be wrapped around the catalytic carrier to form multiple layers of support mat, with the support mat having beveled leading and trailing edges to reduce variation in material density in the layers of support mat overlying and underlying the leading trailing edges. The support mat can be free of any binder. | 06-10-2010 |
| 20100143212 | HOLDING MATERIAL FOR CATALYTIC CONVERTER, METHOD FOR PRODUCING THE SAME, AND CATALYTIC CONVERTER - The present invention relates to a holding material for a catalytic converter including a catalyst carrier having an elliptical cross section, a metal casing for receiving the catalyst carrier, and the holding material mounted on the catalyst carrier and interposed in a gap between the catalyst carrier and the metal casing, in which the holding material has a first portion and a second portion, and the first portion in contact with a region of the catalyst carrier, corresponding to 40 to 95% of a major axis centering on an intersection of an ellipse and a minor axis in the elliptical cross section of the catalyst carrier, is larger than the second portion in contact with any other region of the catalyst carrier in basis weight. | 06-10-2010 |
| 20100150791 | FIBER MAT CONTAINING AN ORGANOSILICON COMPOUND AND POLLUTION CONTROL DEVICE USING IT - The present invention relates to a fiber mat, preferably a non-intumescent, polycrystalline, needle-punched or stitch-bonded aluminia-silica fiber mat, which contains an organosilicon compound. The fiber mat comprises a fiber blanket which is essentially free of organic binder and which is impregnated with an organosilicon compound selected from the group consisting of siloxane compounds, alkoxy group-containing silanes, hydrolysates and condensates of these compounds, and combinations thereof. In a further embodiment the fiber mat comprises a high friction coating on at least the side of the mat which is to be brought in contact with a pollution control element of a pollution control device. Furthermore, the present invention relates to a pollution control device containing such a fiber mat. | 06-17-2010 |
| 20100166619 | REPOSITIONABLE MOUNTING MATERIAL, POLLUTION CONTROL DEVICE, AND METHODS OF MAKING THE SAME - A repositionable mounting material comprises a mounting material having a major surface and comprising inorganic fibers. A layer of repositionable pressure-sensitive adhesive inwardly disposed along at least a portion of the first major surface. The layer of repositionable pressure-sensitive adhesive comprises: adhesive microspheres having a first particle size distribution with at least one mode, each of which has a D50 of at least 30 micrometers; and binder particles having a second particle size distribution with at least one mode, wherein each mode has a D50 that is less than 10 micrometers, and wherein at least one of the at least one modes has a D50 below one micrometer. The repositionable mounting material is useful in manufacture of pollution control devices. Methods of making the foregoing are also disclosed. | 07-01-2010 |
| 20100209308 | MOUNTING MAT INCLUDING INORGANIC NANOPARTICLES AND METHOD FOR MAKING THE SAME - The present invention relates to a mounting mat for mounting a pollution control device in a catalytic converter, the mounting mat comprising a non-woven mat of inorganic fibers having distributed therein inorganic particles having an average diameter of 1 nm to 100 nm and wherein the mounting mat is free of organic binder or contains organic binder in an amount of not more than 5% by weight, based on the total weight of the mounting mat. The invention further relates to a pollution control device including the mounting mat and to a method of making the mounting mat. | 08-19-2010 |
| 20100247399 | SELF-SUPPORTING INSULATING END CONE LINER AND POLLUTION CONTROL DEVICE - The invention provides a flexible and self-supporting insulating end cone liner comprising resilient and compressible intumescent or non-intumescent material molded into a single, continuous piece having a three dimensional cone shape, with the insulating material comprising inorganic fibers and an organic binder, and a pollution control device that includes such an end cone liner. | 09-30-2010 |
| 20100266462 | Exhaust Gas Treatment Device - A flexible and substantially crack resistant intumescent, non-intumescent, or hybrid mounting mat material for use in mounting fragile structures includes at least one intumescent, non-intumescent or hybrid layer containing inorganic fibers and reinforcing layer applied to the layer. Also provided is an exhaust gas treatment device including a housing, a fragile catalyst support structure mounted within the housing, and the crack resistant mounting mat disposed in a gap between the housing and the fragile catalyst support structure. Also disclosed are methods of making a mounting mat for an exhaust gas treatment device and for making an exhaust gas treatment device incorporating the mounting mat. | 10-21-2010 |
| 20120039759 | ZEOLITE-BASED SCR CATALYSTS AND THEIR USE IN DIESEL ENGINE EMISSION TREATMENT - A catalyst comprising a zeolite loaded with copper ions and at least one trivalent metal ion other than Al | 02-16-2012 |
| 20120177540 | EXHAUST GAS PROCESSING DEVICE - An exhaust gas processing device includes a honeycomb structure in a pillar shape including a honeycomb unit, a catalytic agent, an inorganic mat member, a cylindrical metallic member and an insulating layer. The honeycomb unit includes cell walls to define a plurality of cells which extend from a first end of the honeycomb unit to a second end of the honeycomb unit along a longitudinal direction. The catalytic agent is provided on the cell walls. The inorganic mat member is wound around an outer peripheral surface of the honeycomb structure. The cylindrical metallic member accommodates the honeycomb structure around which the inorganic mat member is wound. The insulating layer has a thickness of about 20 μm to about 400 μm and is densely formed. The insulating layer is provided between an inner surface of the cylindrical metallic member and the inorganic mat member. | 07-12-2012 |
| 20140127086 | EXHAUST GAS PROCESSING DEVICE - An exhaust gas processing device includes a first cylindrical metallic member, an inorganic mat member, a second cylindrical metallic member, and an insulating layer. The inorganic mat member is wound around an outer periphery of the first cylindrical metallic member. The second cylindrical metallic member accommodates the first cylindrical metallic member around which the inorganic mat member is wound. The insulating layer have a thickness of about 20 μm to about 400 μm and is provided at at least one of a first part which is an inner surface of the first cylindrical metallic member, a second part between an outer surface of the first cylindrical metallic member and the inorganic mat member, and a third part between an inner surface of the second cylindrical metallic member and the inorganic mat member. | 05-08-2014 |
| 20140212340 | HOLDING SEALING MATERIAL, METHOD FOR MANUFACTURING HOLDING SEALING MATERIAL, EXHAUSTED GAS PURIFYING APPARATUS, AND METHOD FOR MANUFACTURING EXHAUST GAS PURIFYING APPARATUS - A holding sealing material includes a one-sheet mat including inorganic fibers. The one-sheet mat includes a first mat with a first side face and a second mat with a second side face. A part of the first side face and a part of the second side face are foldably and integrally connected. | 07-31-2014 |
| 20140248189 | Retainer for Gas Processing Device, Gas Processing Device, and Manufacturing Methods Therefor - A gas processing device is disclosed that makes it possible to appropriately control the frictional resistance between a holding mat and a casing. A gas processing device ( | 09-04-2014 |
| 20140356241 | HOLDING SEAL MATERIAL, MANUFACTURING METHOD FOR HOLDING SEAL MATERIAL, EXHAUST GAS PURIFICATION APPARATUS AND MANUFACTURING METHOD FOR EXHAUST GAS PURIFICATION APPARATUS - A holding seal material made of a laminated mat configured by laminating a plurality of mats containing an inorganic fiber and having a rectangular planar shape so that longitudinal-direction lengths of the respective mats sequentially increase as the mats are laminated, in which the film is attached to a principal surface of the mat configuring the laminated mat and having a longest longitudinal-direction length on an opposite side to a side on which the mat having the longest longitudinal-direction length is in contact with other mats and longitudinal-direction side surfaces of the mat having the longest longitudinal-direction length, and the film is attached to a principal surface of the mat having the longest longitudinal-direction length on the side on which the mat having the longest longitudinal-direction length is in contact with other mats in a state in which a part of the principal surface is exposed. | 12-04-2014 |
| 20140356242 | HOLDING SEALING MATERIAL, EXHAUST GAS PURIFYING APPARATUS, AND METHOD FOR MANUFACTURING EXHAUST GAS PURIFYING APPARATUS - A holding sealing material includes a laminate of a plurality of mats and a film. The plurality of mats each include inorganic fibers and have a rectangular shape in a plan view. The plurality of mats are arranged in an order of longitudinal length from a shortest longitudinal length to a longest longitudinal length. The film is provided around a longest mat having the longest longitudinal length among the plurality of mats. The longest mat has a first main surface and a second main surface which is on a side opposite to the first main surface and which is in contact with a second longest mat. The film is adhered to the first main surface and longitudinal side surfaces of the longest mat and is adhered to the second main surface to allow the second main surface to be partly exposed. | 12-04-2014 |
| 20160017784 | MOUNTING MAT FOR EXHAUST GAS TREATMENT DEVICE - Disclosed is a mat or molded pre-form that may be used as a mounting mat to mount a fragile monolith within an outer housing of an exhaust gas treatment device, such as automotive catalytic converters and diesel particulate traps. The mat or pre-form may also be used as thermal insulation in the end cone regions of the exhaust gas treatment device. The mat and pre-form includes an inorganic microporous insulation component and a flexible fibrous material component. Exhaust gas treatment devices and methods for making exhaust gas treatment devices including the mat or pre-form are also disclosed. | 01-21-2016 |
