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WO/2003/021089A1 |
A honeycomb structure capable of suppressing a decrease in isostatic strength attendant on the thinning of the honeycomb structure, a honeycomb structure converter, and a method of molding such honeycomb structure are provided. A honeyco...
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WO/2003/014545A1 |
This invention relates to an exhaust gas purifying ap aratus having a particulate filter for collecting particulates in exhaust gas. This particulate filter (22) contains partition walls defining paths (50, 51) in wich exhaust gas flows....
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WO/2003/011791A1 |
A method for producing ceramic micromanufactured items comprises the following stages: a starting material constituting at least a micromanufactured item (1) is prepared and used to form the micromanufactured item (1); said starting mate...
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WO/2003/011427A1 |
A honeycomb structural body (1) less damaged by a thermal stress in use by eliminating the segmentation thereof or a local temperature rise and a method of manufacturing the structural body, the honeycomb structural body (1) comprising a...
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WO/2003/008165A1 |
A honeycomb structural body (1) having a plurality of through holes (3) axially formed of a plurality of partition walls (2), comprising a plurality of honeycomb parts (10, 11) of materials with different properties, wherein the pluralit...
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WO/2003/002231A1 |
A durable honeycomb structural body hard to cause cracking by a thermal stress in use, wherein a plurality of honeycomb segments (2) formed in a honeycomb structure having a large number of axially passing circulation holes partitioned b...
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WO/2003/000477A2 |
A constructional panel 1 has a facing 3 which is brick or stone-like with mortar joints 4 therebetween and a backing 2 of cementitious material. The panel is cast using a mould mat 20 and a mask 30. The mat 20 is formed from a built pane...
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WO/2003/000476A1 |
The invention relates to a method for pressure slip casting for producing ceramic products, especially hollow ceramic products, as well as to a device suitable for use in said method. The inventive method is characterized by filling slip...
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WO/2002/094523A1 |
The invention relates to a process for carrying out panels, tiles and similar using agglomerates of different minerals wherein the terracotta granules or other minerals are mixed with bi-components or thermosetting resins and spread by m...
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WO/2002/089980A1 |
A honeycomb structure composed of a porous cell barrier wall forming a complex of a plurality of adjacent cells, and a porous honeycomb outer wall for holding the outermost circumferential cell of the cell complex while surrounding where...
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WO/2002/090291A1 |
A method of forming graphitic bodies comprises the steps of:-a) forming under high shear a mouldable composition comprising:-i) graphite powder; ii) a binder; and iii) a fluid carrier b) working under high shear said mouldable compositio...
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WO/2002/081054A1 |
Sintered non-oxide ceramic filter bodies of high strength and permeability, having pores in a size range particularly suitable for gas (e.g. diesel engine exhaust) filtration, are produced by firing filter preforms comprising selected mi...
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WO/2002/079117A1 |
A method for manufacturing a honeycomb structure, wherein a particulate law material for ceramics is mixed and kneaded with a dispersant containing a fatty acid salt and at least water to prepare a body and the body is extruded and forme...
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WO/2002/079116A1 |
A method for manufacturing a honeycomb structure, wherein a particulate law material for ceramics is mixed and kneaded with a dispersant containing a fatty acid salt and at least water to prepare a body and the body is extruded and forme...
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WO/2002/076579A1 |
A honeycomb structural body, comprising a plurality of honeycomb segments (1) of honeycomb structure partitioned by partition walls to form a large number of axially passing through-holes connected integrally with each other on the surfa...
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WO/2002/074510A1 |
The invention relates to a method of producing extruded honeycomb bodes (1) that have channels (2), especially for use as catalyst substrates for purifying exhaust gases of an internal combustion engine. Said channels (2) are defined by ...
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WO/2002/074417A1 |
A honeycomb filter for purifying exhaust gas, comprising a honeycomb structure (1) having a plurality of through holes, partitioned by a porous barrier wall, sealed alternately with an exhaust gas inflow side end face (2) and an exhaust ...
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WO/2002/070434A1 |
A method for producing a ceramic structure, which comprises mixing a raw material for a ceramic, a foamed resin and optionally, a forming aid, forming the resultant mixture, and then firing the formed article, to thereby provide a porous...
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WO/2002/070435A1 |
The invention concerns a method for making a building element based on gypsum plaster, which consists in introducing a mixture of gypsum plaster, granular filler and water in a mould (10) with rigid and shape-retaining walls (12, 14, 16)...
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WO/2002/070425A1 |
Disclosed are concrete and fiber cement formulations and products comprising low-density calcium silicate hydrate, and methods for producing these formulations and products. The disclosed formulations exhibit accelerated curing times. Ot...
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WO/2002/068173A1 |
The present invention permits production of a monolithic cross flow trap module (1, 14, 20) in a single extrusion process. Thereafter, the trap (1, 14, 20) is fired to sinter the plasticized ceramic material and remove the plastics to ac...
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WO/2002/064339A1 |
The invention relates to a die for the production of flat profiles, more particularly to a slit die for extruding green ceramic foils, wherein said die has a slit-shaped outflow (20) leading to an outlet orifice(13). The height of the sl...
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WO/2002/062726A1 |
A honeycomb structure having a number of flow cells which are separated from one another by partition walls and pass through in the direction of axis, characterized in that it comprises refractory particles as aggregates and one or more ...
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WO/2002/058925A1 |
Fine circumferential skin cracking in extruded thin-walled cordierite honeycombs having channel wall thicknesses not exceeding about 0.004 inches (100 $g(m)m) but skin layers of substantially higher thickness is prevented by extruding th...
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WO2001021551A9 |
A method and apparatus for extruding pitch based foam is disclosed. The method includes the steps of: forming a viscous pitch foam; passing the precursor through an extrusion tube; and subjecting the precursor in said extrusion tube to a...
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WO/2002/053336A1 |
The invention relates to an improved array for fixing grids on molds for the manufacture of ceramic parts, consisting of a plate (1) with a central groove (3), two recesses or grooves (2 and 2') being placed adjacent to the central groov...
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WO/2002/051604A1 |
Method for manufacturing a prefab concrete constructional element, wherein concrete is brought into a molding space for defining the shape of the element. The molding space comprises at least one wall provided with a plastic lining layer...
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WO/2002/045927A1 |
A compaction device for compacting the bodies of products made of grained materials. The inventive device comprises at least one press plate and a vibration table between which a product body is enclosed and compacted by vibration and pr...
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WO/2002/045955A2 |
The invention relates to a protective layer against wear based on artificial resin according to figure 2. Hard particles (1) having a hardness of at least 6 on the Mohs scale are embedded in said layer, as are compact, round, solid parti...
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WO/2002/040424A1 |
A honeycomb structure which comprises a silicon carbide based porous material and has a number of flow-through holes which are divided by partition walls and pass through in the axis direction, wherein said silicon carbide based porous m...
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WO/2002/038346A1 |
The invention relates to a compaction device and a method for using the same to carry out compaction operations on moulded bodies that consist of granular substances and are placed on pallets, said compaction being achieved by the impact...
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WO/2002/038365A1 |
The invention relates to a method and device for the compression of granular materials. On compressing granular material to give prepared products e.g. concrete paving slabs, a resonance vibrator with an oscillating mass-spring system is...
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WO/2002/038347A1 |
A method of manufacturing a ceramic material body, comprising the steps of producing a ceramic sheet, forming through-holes for forming at least a part of the shape of the ceramic material body in the ceramic sheet, and cutting the ceram...
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WO/2002/038289A1 |
The invention relates to a device for modulating the activation energy for activating a forced periodic oscillation in a mass-spring oscillator (300, 302, 306, 308) and concerns those oscillators, whereby a useful energy for work purpose...
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WO/2002/036365A1 |
An apparatus for imparting protrusions and recesses to a sheet-like object by passing the sheet-like object between a pair of rollers facing each other in which at least one roller has a roller surface formed by one or more circular plat...
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WO/2002/030845A1 |
A method and system of forming a fire door core are provided. Hydraulic binder and resin are supplied from raw material bins and mixed to provide a submixture. Exfolitated vermiculite is then mixed with the submixture to provide a mixtur...
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WO/2002/024428A1 |
A cold isopressing method and mold for compacting a granular ceramic material (28) in which the granular ceramic material (28) is introduced into a cylindrical pressure bearing element (10) of an isopressing mold (1). The cylindrical pre...
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WO/2002/024997A1 |
A cold isopressing method in which first and second layers of at least two layers (16, 22; 38, 40; 38, 46; 38, 52) are formed within an isopressing mold (1, 2) and the second of the layers (22; 40; 46; 52) is isostatically pressed agains...
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WO/2002/024437A1 |
A cold isopressing method in which two or more layers (10, 18) of material are formed within an isopressing mold (1). One of the layers consists of a tape-cast film (10). The layers are isopressed within the isopressing mold (1), thereby...
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WO/2002/009916A1 |
An article formed into a honeycomb being produced by extruding a mixture of a powdery material and a molding binder, wherein a mixture of a wax and a thermoplastic resin is used as the binder, characterized in that the binder comprises t...
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WO/2002/007917A1 |
A method of producing a multilayer body by coalescence, characterised in that the method comprises the steps of a) filling a pre-compacting mould with a start material in the form of powder, pellets, grains and the like, b) pre-compactin...
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WO/2002/007916A1 |
A method of producing a metal body by coalescence, wherein the method comprises the steps of a) filling a pre-compacting mould with metal material in the form of powder, pellets, grains and the like, b) pre-compacting the material at lea...
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WO/2002/008478A1 |
A method of producing a ceramic body by coalescence, wherein the method comprises the steps of a) filling a pre-compacting mould with ceramic material in the form of powder, pellets, grains and the like, b) pre-compacting the material at...
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WO/2002/007911A1 |
A method of producing a composite body by coalescence, wherein the method comprises the steps of a) filling a pre-compacting mould with composite material in the form of powder, pellets, grains and the like, b) pre-compacting the materia...
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WO/2002/002479A1 |
A honeycomb ceramic structure which has a chemical composition: SiO¿2?: 42 to 56 %, Al¿2?O¿3? : 30 to 40 %, and MgO: 12 to 16 wt %, and has a crystal phase comprising cordierite as a main phase, characterized in that it has a porosity...
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WO/2001/098068A1 |
The invention relates to a compression mould (1) for producing ceramic products from ductile materials, comprising a supporting tool element (2) provided with a pressing side (3), and a coating (5) which is applied to the pressing side (...
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WO/2001/093984A1 |
A honeycomb structure comprising a plurality of honeycomb members (21) having a number of distribution holes (11) partitioned by partition walls (20), the plurality of honeycomb members (21) being joined along surfaces (22) (joining surf...
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WO/2001/081267A2 |
A prefabricated structural building panel is disclosed. The panel includes a first sheet having inner and outer planar surfaces. A plurality of structural ribs are disposed on the inner surface of the first sheet and are interconnected t...
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WO/2001/081266A2 |
In preferred form, the cement composite includes a mixture of a commercial grade fly ash having a high lime content and a dry flue-gas desulfurized fly ash. A prefabricated structural building panel is disclosed. The panel includes a fir...
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WO/2001/079135A1 |
The invention relates to a method for the production of a sintered, microcrystalline $g(a)-A1¿2?O¿3?-based shaped body, which are used, for example, as abrasive bodies, wherein an $g(a)-A1¿2?O¿3? powder is used as starting material, ...
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