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| Number | Title | Issue Date |
| 7094729 | Raney catalyst preparation by gas atomization of molten alloy A method of producing a Raney type catalyst, the method comprising melting together a Raney metal and aluminium to form an alloy mixture, pouring the mixture through a nozzle, directing a gas jet on to the mixture to form a spray of droplets, which droplets are dire... | 08/22/2006 |
| 6984750 | PVD supported mixed metal oxide catalyst A supported catalyst comprising a mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alke... | 01/10/2006 |
| 6699540 | Materials of packing and packing made from the materials A packing material wherein one or a plurality of hard metal wire and one or a plurality of soft metal wire are tied up or twisted in a bundle to construct a weft material wherein the ratio of the number of the former to the number of the later is 1:1-0.3,... | 03/02/2004 |
| 6521200 | Catalyst and process for oxidation of sulphur dioxide A process for the recovery of sulphur trioxide, solutions of sulphuric acid, or organic derivatives thereof, using organic compounds and/or supercritical fluids, and catalyst. The process comprises the steps of passing a mixture of SO2 and an o... | 02/18/2003 |
| 5980843 | Method and apparatus in catalytic reactions A catalyzer is provided for promoting chemical reactions, such as the reaction between ammonia and air to produce nitrogen monoxide which, in turn, can be used to manufacture nitric acid or the purification of flue gas from incineration plants. The cataly... | 11/09/1999 |
| 5942456 | Multi-functional catalytic distillation structure A catalytic distillation structure containing (1) a solid catalytic material comprising a catalyst component and (2) a structure. The total volume of open space for the catalytic distillation structure should be at least 10 volume % and preferably at leas... | 08/24/1999 |
| 5742456 | Magnetic recording/reproducing apparatus with a positioning mechanism for a tape guide drum A magnetic recording/reproducing apparatus with a drum positioning mechanism is provided. The drum positioning mechanism performs track correction to rotate a tape guide drum about a given axis of rotation according to a travel speed of a magnetic tape to... | 04/21/1998 |
| 5699680 | Wires incorporating a helical component, assemblies thereof, and use of said assemblies as catalyzer and/or to recover precious metals A wire comprising at least one helically wound wire element is disclosed. The helical winding consists of a platinoid or platinoid alloy wire (20). Also disclosed are assemblies of these wires (20) such as knitted materials, fabrics and felts, and the use... | 12/23/1997 |
| 5567392 | Device for the purification of contaminated exhaust air through heterogeneous catalysis A device for the purification of an exhaust gas containing at least one contaminant removable through heterogeneous catalysis and flowing through a chamber having an inlet and an outlet, comprises at least one disk structure positionable within the chambe... | 10/22/1996 |
| 5565401 | Catalyst comprising an assembly of at least one wire and its use in combustion or in post-combustion The invention relates to a catalyst comprising an assembly of at least one wire that comprises, in % weight, between 60 and 90% iron, and between 10 and 25% chromium, at least one metal selected from the group formed by platinum, rhodium, palladium, ruthe... | 10/15/1996 |
| 5536699 | Packing having catalytic or absorbent agents The packing having catalytic or adsorbent agents, which is provided for at least one fluid medium, comprises packing elements (10) disposed in stacks, which are assembled from layers aligned along the main direction of flow (2). The layers are formed by p... | 07/16/1996 |
| 5480622 | Electrically heatable catalyst device using electrically conductive non-metallic materials This invention is directed to an electrically heatable catalyst device comprising an electrically insulating substrate carrying an electrically conductive material selected from metal oxides, carbides, nitrides and silicides, and applied thereon a washcoa... | 01/02/1996 |
| 5431890 | Catalytic distillation structure A bale shaped catalytic distillation structure formed by placing multiple link or continuous tube shaped structures on top of a wire mesh screen, such as demister wire, arrayed at an angle to the longitudinal axis of the bale, such that when the wire mesh... | 07/11/1995 |
| 5401483 | Catalyst assembly providing high surface area for nitric acid and/or HCN synthesis A catalyst assembly is disclosed which comprises a plurality of foraminous wire mesh sheets disposed in intimate nested relation to each other along their broad surfaces, the wire sheets defining a non-planar cross-section which consists of a plurality of... | 03/28/1995 |
| 5395600 | Corrugated thin metal monolith converter A multicellular monolith converter body having a plurality of corrugated thin metal sheets or strips in alternating relation with a thin wire mesh or frame, and which monolith has a cell density up to 100 cells per square inch. These monoliths are useful ... | 03/07/1995 |
| 5306470 | Conical microlith catalytic reaction system A conical microlith catalyst reaction system for use in automotive catalytic converters or gas turbine catalytic combustors advantageously utilizes a microlith catalyst bed formed from a wire cloth (10) woven into a spiral wound flat helix (or coil). The ... | 04/26/1994 |
| 5300246 | Salty water absorbing composition, salty water ice pack, and salty water absorbing pack A salty water absorbing composition, salty water ice packs, and salty water absorbing packs used to preserve freshness of meat, fresh fish and shells, vegetables and other watery food when they are transported over a long distance. The salty water absorbi... | 04/05/1994 |
| 5294584 | Process for producing a denitration catalyst A process for producing a denitration catalyst comprising the following steps of immersing a base material composed of an inorganic fiber cloth in an aqueous slurry containing 5 to 20% by weight of at least one sol-form substance selected from the group c... | 03/15/1994 |
| 5266293 | Metal fabrics A fabric knitted from a precious metal fibre, especially platinum or palladium or alloys thereof, offers advantages as a catalyst gauze, for example in ammonia oxidation. A method for knitting at high weights involves the co-feeding of a supplementary fib... | 11/30/1993 |
| 5266279 | Filter or catalyst body A filter or catalyst body for removing harmful constituents from the waste gases of an internal combustion engine, especially a diesel engine, is provided with at least one fabric layer of metal wires or metal fibers. Sintering material in the form of pow... | 11/30/1993 |
| 5266546 | Catalytic distillation machine A catalytic distillation structure comprising a tube of open mesh wire containing particulate catalyst and sealed on each end along seams at 15° to 90° relative to each other.... | 11/30/1993 |
| 5262145 | Catalyst for ammonia conversion to HCN The manufacture of hydrogen cyanide by the catalytic reaction of air/oxygen, ammonia and a hydrocarbon gas employing an improved catalytic reaction zone comprising a sequential array of layers/piles in which the surface density of the catalyst in layers/p... | 11/16/1993 |
| 5246672 | Spiral wound microlith catalyst bed A microlith catalyst bed for use in automotive catalytic converters or gas turbine catalytic combustors. The microlith catalyst bed of the present invention advantageously utilizes a wire cloth (10) woven to form a spiral wound flat helix (or coil). Woof ... | 09/21/1993 |
| 5232891 | Process for the manufacture of a gauze for a catalytic converter and a gauze for a catalytic converter manufactured according thereto Catalytic gauzes which have an enlarged surface can be manufactured from a wire made of 90Pt/10Rh, for example, by coating the wire with a base metal, thermally treating the wire under partial conversion of the 90Pt/10Rh into solid solutions with the base... | 08/03/1993 |
| 5232882 | Ozone decomposing reactor regeneration Regeneration of an ozone decomposing reactor which comprises: a catalyst structure composed of a carrier having at least one passage extending therethrough for allowing an ozone containing fluid to pass through the catalyst structure and a catalyst and an elec... | 08/03/1993 |
| 5211918 | Catalytic converter for exhaust gases A process is disclosed for the production of an improved catalytic converter for the cleaning of exhaust gases from internal-combustion engines, which includes a catalytic converter body through which the exhaust gases flow. The catalytic converter body i... | 05/18/1993 |
| 5188813 | Metal fabrics A fabric knitted from a precious metal fibre, especially platinum or palladium or alloys thereof, offers advantages as a catalyst gauze, for example in ammonia oxidation. A method for knitting at high weights involves the co-feeding of a supplementary fib... | 02/23/1993 |
| 5189001 | Catalytic distillation structure A catalytic distillation structure which comprises a catalyst component having a porous container having disposed therein, solid particulate catalytic material which swells in use intimately admixed with from 5 to 60 volume % of a deformable material. The... | 02/23/1993 |
| 5185307 | Method for producing a cellular body Method of producing a cellular body for adsorption of preferably organic substances in purification plants, to which end a cellular structure is impregnated with a hydrophobic zeolite. Impregnation takes place using a sludge of the hydrophobic zeolite and an ... | 02/09/1993 |
| 5179061 | Filter or catalyst body A filter or catalyst body comprising wires or fibers is disclosed which is constructed in a single-layer or multi-layer as woven cloth, braiding or knitted fabric, the wires or fibers being at least partially connected to one another by sintering or weldi... | 01/12/1993 |
| 5177041 | Catalyst for purifying exhaust gas from diesel engines A catalyst for purifying exhaust gas from Diesel engines, having a catalyst component-carrying layer made of a refractory three-dimensional structure having carried thereon a catalyst component containing (a) a refractory inorganic oxide, (b) at least one... | 01/05/1993 |
| 5171726 | Composition for gas purification and method of preparing same A composition for gas purification, comprising a reaction product of at least one metal selected from the group consisting of iron, manganese, chromium, nickel, zinc, aluminum, copper, tin and cobalt, and alloys containing these metal elements, with at le... | 12/15/1992 |
| 5165899 | Element for filtering and/or purifying hot gases, and a process for manufacturing same An element is disclosed for filtering and/or purifying hot gases, comprising a fibrous structure with a predetermined degree of porosity and formed of metal alloy fibrils of the MCrAlX type, in which M is a matrix chosen from iron and/or nickel and/or cob... | 11/24/1992 |
| 5155083 | Catalyst for reducing nitrogen oxides and process for making the catalyst A catalyst for reducing nitrogen oxides in the exhaust gas with ammonia, having a catalyst composition coated on an inorganic fiber cloth as a substrate is provided. The inorganic fiber cloth is impregnated with at least one inorganic oxide selected from ... | 10/13/1992 |
| 5094906 | Ceramic microtubular materials and method of making same Novel ceramic filamentary micro-tubular materials are described. An entirely, fluid-phase method has been devised for producing such interwoven ceramic filamentary tubular materials. The process depends for its success the ability to generate a three-dime... | 03/10/1992 |
| 5094222 | Catalytic composite and a cooker having the same This invention provides a catalytic composite for decomposing fats and oils, and a heating cooker having the catalytic composite mounted therein. The catalytic composite comprises a porous sheet made of ceramic fibers and/or metal fibers, and a catalyst. ... | 03/10/1992 |
| 5059576 | Catalyst for removing nitrogen oxides and a process for producing the same A catalyst or a catalyst structure for removing nitrogen oxides contained in exhaust gases, having a small pressure loss and hard to cause ash deposition, and a process for producing the same are provided, which catalyst comprises a mixture of a catalyst ... | 10/22/1991 |
| 5051391 | Catalyst filter and method for manufacturing a catalyst filter for treating a combustion exhaust gas Disclosed are a catalyst filter characterized in that catalyst particles which are made of titanium oxide and vanadium oxide or titanium oxide, vanadium oxide and tungsten oxide and whose diameters are between 0.01 and 1 μm are carried by a filter made b... | 09/24/1991 |
| 5026273 | High temperature combuster There has thus been provided a highly efficient metal-ceramic catalytic combustor for a gas turbine/catalytic combustor assembly. The catalyst zone is formed of a high temperature resistant metal wire mesh, e.g., palladium coated tungsten or ferritic stai... | 06/25/1991 |
| 4942020 | Converter for removing pollutants from a gas stream A converter for treating gases to remove pollutants or particulate matter having layers of normally nesting corrugated thin metal foil, with or without a catalyst supported thereon, and characterized by spaced strands of wire or nonvitreous inorganic cera... | 07/17/1990 |
