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| Number | Title | Issue Date |
| 7368092 | Apparatus and reactor for generating and feeding high purity moisture A safe, reduced pressure apparatus for generating water vapor from hydrogen and oxygen and feeding high purity moisture to processes such as semiconductor production. The apparatus eliminates the possibility of the gas igniting by maintaining the internal pressure o... | 05/06/2008 |
| 7326346 | High capacity regenerable sorbent for removal of arsenic and other toxic ions from drinking water The present invention is directed to a sorbent comprising a disordered polyvalent metal oxide on the surface of an inert substrate. The substrate can be a layered silicate, such as vermiculite, an aluminosilicate such as montmorillonite, or a nonlayered silicate suc... | 02/05/2008 |
| 7309676 | Remover for heavy metals contained in water A removing agent for heavy metal ion in water which comprises synthetic zeolite, wherein 10 mol % or more of a total amount of exchangeable cation is substituted with magnesium ion and 60 mol % or more thereof is substituted with magnesium ion and calcium ion, and a... | 12/18/2007 |
| 7258845 | Apparatus and reactor for generating and feeding high purity moisture A safe, reduced pressure apparatus for generating water vapor from hydrogen and oxygen and feeding high purity moisture to processes such as semiconductor production. The apparatus eliminates the possibility of the gas igniting by maintaining the internal pressure o... | 08/21/2007 |
| 7250143 | Device for spraying water The invention concerns a device for spraying water in a feedwater tank of a thermal power plant. Because the spraying device comprises a catalyst for the conversion of the gases contained in the water, the gases released from the water during the spray degasificatio... | 07/31/2007 |
| 7211295 | Silicon dioxide film forming method Disclosed herein is a silicon dioxide film forming method including: a reaction chamber heating step of heating a reaction chamber to a predetermined temperature, the reaction chamber containing an object to be processed; a gas pretreating step of energizing a proce... | 05/01/2007 |
| 7153486 | Wetproofed catalysts for hydrogen isotope exchange A method to catalyze hydrogen isotope exchange between water and hydrogen in which the water and hydrogen are contacted with a wetproofed catalyst, the catalyst having a hydrophobic porous matrix which has dispersed therein catalytically active platinum and at least... | 12/26/2006 |
| 7144589 | High functional water containing titanium and method and apparatus for producing the same This invention provides a method and apparatus for manufacturing titanium-dissolved water with molten titanium dissolved therein, the molten titanium being titanium metal melted by the combustion gas resulting from the combustion of a mixed gas of oxygen and hydroge... | 12/05/2006 |
| 7140384 | Substrate processing equipment having mass flow controller A mass flow controller includes a base having a first passage, an inlet portion for introducing fluid into the first passage, an outlet portion for releasing the fluid from the first passage, and a second passage branched from a first upstream portion of the first p... | 11/28/2006 |
| 7052661 | Method for abatement of mercury emissions from combustion gases A process for removing mercury from a feed of coal, heavy oil or other mercury contaminated material is disclosed. The feed is thermally decomposed, preferably within, or above, a molten metal bath under reducing conditions, to produce a vapor product and non-vapor ... | 05/30/2006 |
| 7033554 | Apparatus for producing water for use in manufacturing semiconductors Disclosed is a process of treating semiconductor substrates, including the production of pure water, a method of producing the pure water for semiconductor fabrication, and a water-producing apparatus. Ammonia is catalytically oxidized in a catalytic conversion reac... | 04/25/2006 |
| 6991772 | HOdecomposition catalyst An activated catalyst for the rapid decomposition of H2O2 is provided wherein a porous high surface area catalyst base, e.g. a zeolite molecular sieve (ZMS) is impregnated or doped with a solution of metal cation salts and an ionic promoter, dr... | 01/31/2006 |
| 6942846 | Recombination device and method for catalytically recombining hydrogen and/or carbon monoxide with oxygen in a gaseous mixture A recombination device (1, 1′) for catalytically recombining hydrogen and/or carbon monoxide with oxygen in a gaseous mixture comprises at least one catalyst system (2) in which a housing (4) is mounted through which the gaseous mixture can fl... | 09/13/2005 |
| 6913740 | Graphite nanocatalysts Novel catalysts comprised of graphitic nanostructures. The graphitic nanostructure catalysts are suitable for catalyzing reactions such as oxidation, hydrogenation, oxidative-hydrogenation, and dehydrogenation. ... | 07/05/2005 |
| 6824757 | Method and arrangement for generating ultrapure steam The invention relates to a method for generating ultrapure steam by oxidation of hydrogen in a closed torch with separate feed lines for hydrogen and oxygen and a discharge line for discharging the steam which is formed to a process chamber. The invention also relat... | 11/30/2004 |
| 6824710 | Working fluid compositions for use in semi-closed brayton cycle gas turbine power systems A semi-closed combined cycle power system 100 is provided which can also convert an open combined cycle gas turbine 10 into a non-polluting zero emissions power system. The prior art open combined cycle gas turbine 10 includes a compressor 20... | 11/30/2004 |
| 6787479 | Method for producing water for use in manufacturing semiconductors Disclosed is a process of treating semiconductor substrates, including the production of pure water, a method of producing the pure water for semiconductor fabrication, and a water-producing apparatus. Ammonia is catalytically oxidized in a catalytic conversion reac... | 09/07/2004 |
| 6749829 | Hydrogen to steam reforming of natural gas to synthesis gas The present invention is directed to a process for producing synthesis gas comprising the steps of reacting a hydrogen-containing stream with an oxygen-containing stream and producing an oxidized stream comprising water; contacting a feedstream comprising hydrocarbo... | 06/15/2004 |
| 6562309 | Photocatalytic system A photocatalytic device for photocatalytically treating evaporative emissions comprises a substrate with a photocatalyst. A shell is disposed about the substrate, and can optionally comprises one or more sections of transparent material capable of being p... | 05/13/2003 |
| 6530961 | Alkaline aqueous solutions and use thereof in processes for dyeing cellulosic textile materials Described are aqueous solutions comprising sodium hydroxide and potassium carbonate in a molar ratio of 1:1.7 to 1:0.5, which are useful for preparing alkaline dyeing liquors, especially padding liquors, of fiber-reactive dyes for producing dyeings on cel... | 03/11/2003 |
| 6440382 | Method for producing water for use in manufacturing semiconductors Disclosed is a process of treating semiconductor substrates, including the production of pure water, a method of producing the pure water for semiconductor fabrication, and a water-producing apparatus. Ammonia is catalytically oxidized in a catalytic conv... | 08/27/2002 |
| 6356613 | Apparatus for the recombination of hydrogen in a gas mixture An apparatus for the recombination of hydrogen in a gas mixture, in particular for a nuclear power station, during the operation of which unintentional ignition of the gas mixture is avoided in a particularly reliable way. The apparatus contains a catalys... | 03/12/2002 |
| 6350376 | Reductive heat exchange water and heat exchange system using such water Heat exchange water for cooling an object of heat exchange such as machinery, air, or liquid, which serves to prevent oxidation and deterioration of metal materials used in pipes for supplying/circulating the heat exchange water or in the liquid ends of t... | 02/26/2002 |
| 6334962 | Low flow rate moisture supply process A process of supplying moisture at low flow rates which permits high precision control of the flow of moisture to a semiconductor manufacturing line from an apparatus for the generation of moisture, characterized in that the flow of hydrogen to a moisture... | 01/01/2002 |
| 6307116 | Transition metal aerogel-supported catalyst A process for preparing a supported catalyst comprising a transition metal selected from palladium, platinum, nickel, cobalt or copper on an aerogel support, which includes the steps of providing a mixture containing an alkoxide precursor of the aerogel, ... | 10/23/2001 |
| 6277338 | System for converting light hydrocarbons to heavier hydrocarbons with separation of water into oxygen and hydrogen A system for converting light hydrocarbons to heavier hydrocarbons having a synthesis gas production unit and a hydrocarbon synthesis unit. For one application the synthesis gas production unit includes a turbine unit with a compression section, an autoth... | 08/21/2001 |
| 6224842 | Heat and mass transfer apparatus and method for solid-vapor sorption systems A sorber heat exchanger is provided with a substrate material incorporating a sorbent for reacting with a polar gas refrigerant or hydrogen. A preferred sorbent is a metal salt capable of reacting with the polar gas refrigerant to form a complex compound.... | 05/01/2001 |
| 6187226 | Thermal device and method for production of carbon monoxide and hydrogen by thermal dissociation of hydrocarbon gases Carbon monoxide is produced in a fast quench reactor. The production of carbon monoxide includes injecting carbon dioxide and some air into a reactor chamber having a high temperature at its inlet and a rapidly expanding a reactant stream, such as a restr... | 02/13/2001 |
| 6074882 | Device determining a concentration of a gas mixture In order to determine a concentration of a gas mixture, especially a hydrogen concentration of a containment atmosphere of a nuclear power station, a temperature change resulting from a catalytic reaction is measured. The gas mixture is diluted with a mot... | 06/13/2000 |
| 6074621 | Purification of gases Carbon monoxide is removed from air prior to cryogenic separation of oxygen and nitrogen. Feed air is compressed and the heat of compression is used without further heating to drive catalytic oxidation of CO to CO2 over a Pd and/or Pt on alumin... | 06/13/2000 |
| 6054108 | Catalyst system and recombination device for recombining hydrogen and oxygen, in particular for a nuclear power station and method for operating a catalyst system A catalyst system and a recombination device for recombining hydrogen and oxygen, and a method for operating a catalyst system, are used in particular for a nuclear power station. The catalyst system includes a metallic carrier plate which is coated with ... | 04/25/2000 |
| 6048509 | Gas purifying process and gas purifying apparatus A method is provided for removing water, carbon monoxide and carbon dioxide out of a gas, such as air, by passing the gas through a packed column so that the gas sequentially contacts a catalyst consisting of platinum or palladium and at least one member ... | 04/11/2000 |
| 5841804 | Method and apparatus for regenerating gas used in carbon dioxide laser generator An improved method and apparatus for regeneration and reuse of He--N2 --CO2 mixed gas for carbon dioxide gas laser. The laser gas after use is contacted with a noble metal catalyst (for example, Pt--Al2 O3) at a... | 11/24/1998 |
| 5733520 | Method and device for the extraction of the condenser exhaust gases of a boiling water reactor In a boiling water reactor having two extraction systems, one in use and the other held as a backup, a method and apparatus for extracting condenser exhaust gases of the reactor include a preheater for heating condenser gases which are then used for heati... | 03/31/1998 |
| 5713416 | Methods of decomposing gas hydrates The present invention provides methods of decomposing gas hydrates in subsea or subterranean wells, the equipment associated with the wells and in subterranean reservoirs containing gas hydrates. The methods basically comprise the steps of combining an ac... | 02/03/1998 |
| 5709791 | Method for producing oxygen and hydrogen There are provided a method of producing a hydrogen halide and oxygen by reacting water with a halogen using activated carbon as a catalyst, a method of producing hydrogen by thermal decomposition of a hydrogen halide using chromium oxide as a catalyst, a... | 01/20/1998 |
| 5662873 | Process for the elimination of impurities contained in a gaseous compound A process for the substantial elimination of at least one of the impurities carbon monoxide and hydrogen contained in a gaseous compound, according to which: (a) at least one of the impurities carbon monoxide and hydrogen contained in the gaseous compound... | 09/02/1997 |
| 5592521 | Process and device for recombining and/or igniting hydrogen contained in an H2 -air-steam mixture, preferably for nuclear power stations A first partial flow of an H2 -air-steam mixture is passed through a first channel and recombined by contact with a first channel wall having a catalytic coating. In addition to the first partial flow, a second partial flow of the mixture is pa... | 01/07/1997 |
| 5499279 | Apparatus for removing free hydrogen from a gas mixture containing hydrogen and oxygen An apparatus for removing free hydrogen from a gas mixture containing essentially hydrogen, oxygen, and steam using a catalyst arrangement for catalytically supported oxidation of hydrogen and a hydrogen-storage apparatus for absorption of hydrogen by hyd... | 03/12/1996 |
| 5492686 | Process and device for recombining and/or igniting hydrogen contained in an H2 -air-steam mixture, preferably for nuclear power stations A first partial flow of an H2 -air-steam mixture is passed through a first channel and recombined by contact with a first channel wall having a catalytic coating. In addition to the first partial flow, a second partial flow of the mixture is pa... | 02/20/1996 |
