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| Number | Title | Issue Date |
| 7441586 | Heat exchange apparatus and ventilation system using the same Disclosed is a heat exchange apparatus. The heat exchange apparatus comprises a first valve member rotating about a first rotational axis, a second valve member rotating about a second rotational axis, and a heat exchanging medium that is positioned on a gas stream ... | 10/28/2008 |
| 7404295 | Ultra-low temperature regenerator and refrigerator The refrigeration performance in a range from 3 to 10 K can be improved in comparison with conventional metal based magnetic regenerator materials. The refrigerator is provided with a regenerator utilizing at least one magnetic material including a rare earth... | 07/29/2008 |
| 7383687 | Regenerator method for manufacturing regenerator, system for manufacturing regenerator and stirling refrigerating machine In a regenerator to be formed by winding a resin film into a cylindrical shape, a projection is formed on a surface of the resin film by subjecting the resin film in itself to plastic deformation, either by stamping or by laser beam irradiation. Thereafter, the resi... | 06/10/2008 |
| 7338548 | Dessicant dehumidifer for drying moist environments An apparatus and method of conditioning humidity and temperature in the process airstream of a desiccant dehumidifier used to dry moisture-laden spaces and structures by replacing moisture-laden air with dehumidified air to increase the rate of water evaporation wit... | 03/04/2008 |
| 7334632 | Variable volumetric flow heat exchanger for an air-to-air heat recovery system A variable volumetric flow heat exchanger for a building air-to-air heat recovery system that is operable at a high volumetric flow rate and at a low volumetric flow rate. The heat exchanger includes multiple heat exchange banks, including at least one continuous du... | 02/26/2008 |
| 7325562 | Heated seal air for valve and regenerative thermal oxidizer containing same Valve with heated sealing gas suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred embodiment, the valve util... | 02/05/2008 |
| 7316261 | Heat exchanging system of ventilating device A heat exchanging system of a ventilating device includes: a heat exchanging housing communicating with an outdoor air passage and an indoor air passage; a rotational shaft rotatably supported at one side of the case of a ventilating device; and a heat exchanging el... | 01/08/2008 |
| 7279112 | Method of manufacture of smart microfluidic medical device with universal coating A method of applying a universal coating for a medical device comprising a medical device component, the medical device component having an outer surface and an inner surface, the universal coating applied to at least the outer surface or the inner surface of the me... | 10/09/2007 |
| 7275375 | Regenerator and cryocooler using the same A regenerator includes a casing including a connection channel for making a high temperature part and a cooling part communicate with each other; and a thermal energy storage material inserted in the connection channel of the casing and made of an aramid fiber which... | 10/02/2007 |
| 7267329 | Alternating conventional and high capacity packing within the same section of an exchange column An assembly in an exchange column includes a plurality of generally vertically adjacent layers of structured packing. Each layer includes a plurality of generally horizontally adjacent structured packing elements, each of which has an upper edge and a lower edge. Ea... | 09/11/2007 |
| 7251945 | Water-from-air system using desiccant wheel and exhaust A water production unit is provided that uses a desiccant wheel for extracting water from an air loop. A portion of the air loop is heated using exhaust from, for example, a vehicle to regenerate the desiccant wheel. ... | 08/07/2007 |
| 7251926 | Gas turbine installation A plate-fin type regenerative heat exchanger is provided which can prevent clogging of a flow passage caused by a drift of liquid phase water even when compressed air contains a large amount of moisture and liquid droplets. The plate-fin type regenerative heat excha... | 08/07/2007 |
| 7240720 | Method and thermally active multi-phase heat transfer apparatus and method for abstracting heat using liquid bi-phase heat exchanging composition Apparatus for abstracting heat comprises a container charged with a first liquid and with small auxiliary containers free to circulate in the first liquid. Each of the small auxiliary containers is charged with a second liquid. The first and second liquids each have... | 07/10/2007 |
| 7235701 | Process for producing aldehyde The invention provides a film-type dehydrogenation reaction catalyst for aldehyde production, which is used in producing an aldehyde from an alcohol as a starting material, as well as a process for producing an aldehyde, which includes reacting an alcohol in the pre... | 06/26/2007 |
| 7234307 | Cryocooler with grooved flow straightener A cryocooler system having at least one flow straightener which has a system of grooves on its perforated surface for enhancing gas flow uniformity through the system wherein pulsing gas which does not initially pass through the flow straightener through a perforati... | 06/26/2007 |
| 7226543 | Rare earth metal oxysulfide regenerative material and regenerator A rare earth metal oxysulfide represented by a general formula R2O2S (R denotes one kind or two or more kinds of rare earth elements to be selected from a group of La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu, as wells as Y) is for... | 06/05/2007 |
| 7222058 | Method of modeling and sizing a heat exchanger A method of modeling a heat exchanger is disclosed and comprises assigning input temperatures, assumed output temperatures, and a set of flow rates, inputting the parameters into a set of equations arranged to calculate a heat transfer coefficient, inputting paramet... | 05/22/2007 |
| 7137259 | Cryocooler housing assembly apparatus and method A cryocooler cold end assembly is disclosed. The assembly includes a unitary external, outer housing. By constructing the housing from a single unitary metal shell, part count is reduced from prior art assemblies. Additionally, all brazing requirements previously ne... | 11/21/2006 |
| 7127895 | Systems and methods for providing backup energy to a load Backup energy systems utilizing compressed air storage (CAS) systems and bridging energy systems to supply backup power to a load are provided. During a power failure, the bridging energy system provides backup power to the load at least until the CAS system begins ... | 10/31/2006 |
| 7114549 | Foil structure for regenerators In a regenerator for a regenerative cycle machine, regenerator foil is grooved on both sides, with intersections of grooves on opposite side forming holes at which separate flows of fluid interact to induce flows ancillary to the overall direction of flow in the reg... | 10/03/2006 |
| 7114340 | Method of making active magnetic refrigerant materials based on Gd-Si-Ge alloys An alloy made of heat treated material represented by Gd5(SixGe1−x)4 where 0.47≦x≦0.56 that exhibits a magnetic entropy change (−ΔSm) of at least 16 J/kg K, a magnetostriction of at least 2000 parts per... | 10/03/2006 |
| 7101414 | Rotary bed sorption system including at least one recycled isolation loop, and methods of designing and operating such a system A method of reducing the sorbate concentration of a process fluid stream using a sorption bed system includes the following steps. A mass of a sorbent material is rotated so that, in a cycle of operation, a given volume of the sorbent mass sequentially passes throug... | 09/05/2006 |
| 7090000 | Heat recovery ventilator A heat recovery ventilator is provided which includes a heat exchanger having discrete inlet and exhaust passageways extending therethrough for providing heat transfer between respective fluids flowing along the inlet and the exhaust passages. The inlet passageway p... | 08/15/2006 |
| 7086231 | Thermal and compressed air storage system Combined thermal and compressed air storage systems are provided that utilize an exhaustless heater, such as a thermal storage unit, to provide power with enhanced efficiency. Compressed air is heated by the thermal storage unit prior to entering a turbine, which po... | 08/08/2006 |
| 7082748 | Gas turbine installation A gas turbine installation which includes a compressor which compresses supplied air and discharges the same, a combustor which combusts the compressed air obtained from the compressor and fuel and produces combustion gas, a turbine which is driven by combustion gas... | 08/01/2006 |
| 7082987 | Rotary regenerative heat exchanger and rotor therefor A rotary regenerative heat exchanger includes a rotor having primary vanes 14 extending between the hub and the periphery of the rotor, and additional secondary vanes 15 between said primary vanes and extending over an outer annulus of the rotor. Such ... | 08/01/2006 |
| 7080505 | Vehicular atmosphere cleansing method A vehicular atmosphere cleansing system utilizes a regenerative wheel having flow channels extending through the wheel coated with an adsorbant. An atmosphere stream passes through a first position dependent portion of the wheel where VOC's including HC's are adsorb... | 07/25/2006 |
| 7077888 | Device for separating dust from flue gases from combustion plants, especially solid fuel combustion plants The invention relates to a device for separating dust from flue gases from combustion plants, especially solid fuel combustion plants, comprising at least one dust filter via which the flue gases are guided, and by means of which the dust from the flue gases can be ... | 07/18/2006 |
| 7077187 | Apparatus for exchanging energy and/or mass A regenerative energy and/or mass exchange assembly has: an exchange media; a first flow path to pass a fluid stream through the exchange media; at least a second flow path to pass a further fluid stream through the exchange media; and at least one fluid stream dive... | 07/18/2006 |
| 7073566 | Ventilation system An apparatus for ventilation systems includes an element for the transfer of heat from warm exhaust air (taken from inside a building) to cooler exterior fresh air which is drawn into the building. The present invention in particular provides an apparatus whereby, d... | 07/11/2006 |
| 7063131 | Perforated fin heat exchangers and catalytic support Perforated fins are provided to improve the capabilities of fin and tube type heat exchangers, and to adapt them for flow outside of the tube that is essentially parallel to the axis of the tube. The fins are made of a thermally conductive material, such as metal, w... | 06/20/2006 |
| 7063515 | Radial fan An air compressor includes a valve plate with cooling fins and a piston also having cooling fins. The valve plate includes an integral and angled valve plate outlet. The angling of the valve plate outlet reduces turbulence and improves compressed air flow. The pump ... | 06/20/2006 |
| 7059385 | Air conditioning device The invention relates to an air condition device consisting of recovery cells (1, 2), an inlet (3) and exhaust ducts (4) leading to and from a room, an inlet (5) and exhaust ducts (6) located at the other end of the device and lead... | 06/13/2006 |
| 7059386 | Sealing element for a regenerative heat exchanger Disclosed is an improved sealing element for a regenerative heat exchanging apparatus, such as a Ljungstrom™-type or a Rothemuhle™-type Preheater. The sealing element is mounted to a radial wall to provide a secure seal between the radial wall and an outer housi... | 06/13/2006 |
| 7000681 | Cold or heat accumulator and process for its manufacture A cold and/or heat accumulator with a plurality of carrier elements (10) which are charged with a cold or heat storage medium, and with a heat exchanger (12) which is designed to have a heat transfer medium flow through it in order to cause heat exchan... | 02/21/2006 |
| 6983787 | Recuperative exhaust-gas heat exchanger for a gas turbine engine A recuperative exhaust-gas heat exchanger for a gas turbine engine is provided which has a crossflow/counterflow matrix around which the hot turbine exhaust gas flows, a distributing tube for directing the air delivered by a compressor into the crossflow/counterflow... | 01/10/2006 |
| 6951110 | Annular recuperator design An annular heat recuperator is formed with alternating hot and cold cells to separate counter-flowing hot and cold fluid streams. Each cold cell has a fluid inlet formed in the inner diameter of the recuperator near one axial end, and a fluid outlet formed in the ou... | 10/04/2005 |
| 6889750 | Ventilation system An apparatus for ventilation systems which include an element for the transfer of heat from warm exhaust air (taken from inside a building) to cooler exterior fresh air which is drawn into the building. During a defrost cycle, interior air may circulate through both... | 05/10/2005 |
| 6880619 | HEAT TREATING PLANT, INSTALLATION METHOD FOR POROUS REGENERATIVE ELEMENT, PRODUCTION METHOD FOR HEAT TREATED SUBSTANCE, SELECTION METHOD FOR POROUS REGENERATIVE ELEMENT, AND SPENT POROUS REGENERATIVE ELEMENT COMPONENT MEMBER A heat treatment equipment having a heating chamber having a plurality of regenerative combustors provided with direct-fired burner having a built-in porous regenerator, for applying a heat treatment to an object in the heating chamber, wherein the substantial avera... | 04/19/2005 |
| 6854509 | Foil structures for regenerators In a regenerator for a regenerative cycle machine, regenerator foil is grooved on both sides, with intersections of grooves on opposite side forming holes at which separate flows of fluid interact to induce flows ancillary to the overall direction of flow in the reg... | 02/15/2005 |
