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| Number | Title | Issue Date |
| 8028746 | Heat exchanger with finned tube and method of producing the same A heat exchanger for a gas boiler for producing hot water is provided with a casing extending along a first axis and through which combustion fumes flow; a tube along which water flows, and which is housed inside the casing and coils about the first axis to form a h... | 10/04/2011 |
| 7857040 | Heat exchanger for aircraft exhaust A heat exchanger for use with exhaust pipes. A shroud inlet communicates with a rear chamber, which communicates with a front chamber via a center plate vent. The front chamber communicates with a shroud outlet. Ambient air entering the rear chamber is routed around... | 12/28/2010 |
| 7836942 | Heat exchanger and method of producing the same A heat exchanger for a gas boiler for producing hot water is provided with a casing extending along a first axis and through which combustion fumes flow; a tube forming a plurality of turns along which water flows arranged inside the casing so as to form gaps betwee... | 11/23/2010 |
| 7686072 | Heat exchanger and methods of producing the same A heat exchanger for a gas boiler for producing hot water is provided with a casing extending along a first axis and through which combustion fumes flow; a tube along which water flows, and which is housed inside casing, and coils about the first axis to form a heli... | 03/30/2010 |
| 7669644 | Heat exchanger, in particular of the condensation type A heat exchanger comprises a casing, within which there is present a first pipe wound in a spiral, in which a first fluid flows, the casing being designed to receive a second fluid that is in heat-exchange relationship with the first fluid. The heat exchanger furthe... | 03/02/2010 |
| 7607471 | Temperature control device In a temperature control device, a plurality of screening cylinders each having a different diameter are concentrically arranged within a liquid tank to concentrically form a plurality of layered channels which are communicated to define a circulation passage throug... | 10/27/2009 |
| 7413004 | High-efficiency enhanced boiler In devices known in the art, “conventional firetube” and “waste heat recovery” boilers each require many small tubes making successive passes within the boiler. In one embodiment of the invention, however, an enhanced conduit replaces numerous conventional s... | 08/19/2008 |
| 7398819 | Minichannel heat exchanger with restrictive inserts A comb-like insert having a body and plurality of tapered fingers is installed with its fingers disposed within respective minichannels. The fingers and their respective minichannels are so sized as to restrict the channels and frictionally hold the insert in place ... | 07/15/2008 |
| 7380584 | Pump-free water-cooling system A pump-free water-cooling system is provided wherein external power supply is not involved; heat can be transported in any direction; and high reliability and low thermal resistance are ensured. The pump-free water-cooling system includes: a heat-exchange cir... | 06/03/2008 |
| 7368139 | Aseptic processing system for fruit filling An apparatus for aseptic processing of a viscous food product includes a product tank configured to hold the viscous food product. A first pump is configured to pump the viscous food product from the product tank through a heat exchanger at a given rate. A cleaning ... | 05/06/2008 |
| 7367380 | Coil type turn-fin condenser Disclosed herein is a turn-fin condenser. The turn-fin condenser employs a turn-fin tube adhesively wound in a spiral shape around an outer surface of the tube in which refrigerant flows. The condenser comprises a coil type turn-fin tube 10 wound in a coil sh... | 05/06/2008 |
| 7341050 | Charge air cooler having refrigerant coils and method for cooling charge air An apparatus and a method for cooling charge air, comprising the steps of cooling at least one cooling agent conduit with a cooling agent (Step 401), flowing thermally charged air through a plurality of charge air conduits positioned in proximity to the at le... | 03/11/2008 |
| 7337769 | Charge air cooler having refrigerant coils and method for cooling charge air An apparatus and a method for cooling charge air, comprising the steps of introducing a cooling agent into at least one cooling agent conduit whereby the at least one cooling agent conduit is cooled (Step 401), flowing thermally charged air through a pluralit... | 03/04/2008 |
| 7337835 | Baffle and tube for a heat exchanger The present invention relates to a heat exchanger for transferring heat from one fluid to another fluid, comprising a plurality of metallic tube continuously formed into four discrete helically wound coils, each coil having at least four turns, the coils being spati... | 03/04/2008 |
| 7331705 | Static device and method of making A static device and method of making is disclosed for mixing matter flowing therethrough. The invention comprises a tube having a polygonic cross section defining a plurality of corners. The tube is spirally twisted with the plurality of corners forming a plurality ... | 02/19/2008 |
| 7311139 | Heat exchanger A heat exchanger is provided for dissipating heat from a fluid. The heat exchanger includes a plurality of stacked pairs of plates. Each pair of plates includes a first plate and a second plate. The first plate extends along a first axis and has first and second sid... | 12/25/2007 |
| 7308932 | Exchange apparatus An exchange apparatus comprised of hollow thermoplastic tubes infusion bonded into a thermoplastic material is disclosed. In a preferred embodiment the hollow tubes are shaped by plaiting the tubes into cords and then thermally annealing the cords to set the crests ... | 12/18/2007 |
| 7306029 | Two part condenser for varying the rate of condensing and related method A heat transfer apparatus, such as a condenser, is provided. The apparatus includes a first component with a first heat transfer element that has first component inlet and outlet ports through which a first fluid may pass. A second component is also included and lik... | 12/11/2007 |
| 7261149 | Heat exchanger with pipe coils and helical spreader ribs Addressed is a heat exchanger including a housing having an internal wall defining at least one internal chamber incorporating at least one core having a wall defining in the chamber, with the internal wall of the housing across from it, at least one exchange cavity... | 08/28/2007 |
| 7255157 | Heat exchanger for heating of fuel cell combustion air A heat exchanger for a solid-oxide fuel cell assembly. A plurality of parallel tubes conveys fuel cell stack exhaust gas from a first manifold means to a second manifold means. The tubes are highly corrugated to increase the wall area and decrease the wall thickness... | 08/14/2007 |
| 7249628 | Apparatus for conditioning the temperature of a fluid This invention relates to an apparatus for conditioning the temperature of a fluid by utilizing a thermoplastic heat exchanger (50) comprised of a plurality of hollow tubes. The apparatus controls the temperature of a process fluid inside the heat exchanger (... | 07/31/2007 |
| 7246658 | Method and apparatus for efficient heat exchange in an aircraft or other vehicle A heat exchanger extracts heat from a two-phase fluid coolant so that the coolant changes from a vapor state to a liquid state. Two valves have respective inlets which communicate with the coolant in the heat exchanger, and which are physically spaced from each othe... | 07/24/2007 |
| 7220048 | Mixer/heat exchanger A combination static mixer and heat exchanger having heat exchanger tubes (1) which are provided over their circumference with fins (2a, 2b) which have a static mixing effect. ... | 05/22/2007 |
| 7216696 | External flue heat exchangers A heat exchanger is mounted external to a section of flue pipe or is an integral part of a section of flue pipe. The heat exchanger preheats a domestic hot water supply and boosts the return water temperature prior to reentry to the furnace coil. The heat exchanger ... | 05/15/2007 |
| 7205533 | Cooling apparatus A cooling apparatus (10) for cooling a detector (52), the cooling apparatus including an inner and an outer countercurrent heat exchanger (12 and 14, respectively) for a first and a second gas in a thermally insulating housing (16)... | 04/17/2007 |
| 7201215 | Vapor-lift pump heat transport apparatus A vapor-lift pump heat transport apparatus having a small heat resistance and a large heat transport capacity. A heat exchange circulating solution container has a first space and a second space communicating with the first space through a communication opening and ... | 04/10/2007 |
| 7165605 | Multi-tube in spiral heat exchanger A heat exchanger has a first thermally conductive tube for conducting a fluid and a second thermal conductive tube for conducting a fluid. The first thermally conductive tube forms a first loop while the second thermally conductive tube forms a second loop. The firs... | 01/23/2007 |
| 7160024 | Apparatus and method for creating a vortex flow In embodiments of the invention, a vortex chamber tool in a conduit includes: an outer barrel; an inner barrel that is concentric with the outer barrel; and a corkscrew deflector coupled to an inside wall of the outer barrel and an outside wall of the inner barrel t... | 01/09/2007 |
| 7159643 | Heat storing element and method for manufacturing heat storage apparatus using the element Appropriate amount of brazing material is put on each of inner and outer recessed portions of a first heat storing element. Then, the first heat storing element is placed close to and substantially parallel to a second heat storing element, and an inner projected po... | 01/09/2007 |
| 7147036 | Heat exchanger, a method for producing the same and a dehumidifier containing the same Two passages adjacent to each other via walls are formed spirally, and heat is exchanged between fluids passing through the passages via the walls. Upper and lower end faces of the spiral passages are covered with end plates, and the spiral passages and the end plat... | 12/12/2006 |
| 7140328 | Miniature vaporizers for use with chemical converters and energy devices A miniature vaporizer for effectively vaporizing a process fluid (e.g., a liquid media) in small energy system applications, such as systems employing chemical reformers and fuel cells. The vaporizer of the present invention can employ a heating medium, such as a ho... | 11/28/2006 |
| 7121328 | Condenser A refrigerator condenser includes a spiraled tube and wire member construction to form a substantially longitudinal and rounded passage between a first end and a second end. The second end of the condenser is closed, thereby preventing longitudinal airflow through t... | 10/17/2006 |
| 7117685 | Drinking water cooler A cooler (100) for supplying cooled drinking water, particularly at remote outdoor locations, includes a reservoir (101) that supplies water to a conduit (119) for indirect cooling by a cooling medium, for example ice, contained in a container (... | 10/10/2006 |
| 7096931 | Increased heat exchange in two or three phase slurry Ribbed heat exchange tubes in which the aspect ratio of the ribs is less than 5, provide greater indirect heat exchange than conventional heat exchange tubes with or without fins, when used in a slurry comprising a liquid phase, in which is dispersed flowing gas bub... | 08/29/2006 |
| 7096664 | Internal combustion engine An internal combustion engine is provided in which the temperature of an exhaust gas gradually decreases from its upstream side to its downstream side, and the temperature of a working medium of a heat exchanger, which flows in the opposite direction to the exhaust ... | 08/29/2006 |
| 7080512 | Heat regenerative engine A heat regenerative engine uses water as both the working fluid and the lubricant. In operation, water is pumped from a collection pan and through a coil around a cylinder exhaust port, causing the water to be preheated by steam exhausted from the cylinder. The preh... | 07/25/2006 |
| 7063132 | Multi-wall heat exchanger for a water heater A water heater including a tank having a wall defining an interior for holding water is provided. A heat exchange assembly is positioned at least partially within the interior of the tank. The heat exchange assembly includes a metallic outer tube positioned within t... | 06/20/2006 |
| 7063133 | Multi-wall heat exchanger for a water heater A water heater including a tank having a wall defining an interior for holding water is provided. A heat exchange assembly is positioned at least partially within the interior of the tank. The heat exchange assembly has an outer tube extending within the interior of... | 06/20/2006 |
| 7063134 | Combined muffler/heat exchanger A combined muffler and heat exchanger apparatus is provided. The apparatus includes a housing defining a heat transfer chamber and an acoustic attenuation chamber separated by a partition. A flow regulator and a fluid transport member are disposed within the heat tr... | 06/20/2006 |
| 7025119 | Heat exchanger, a method for producing the same and a dehumidifier containing the same Two passages adjacent to each other via walls are formed spirally, and heat is exchanged between fluids passing through the passages via the walls. Upper and lower end faces of the spiral passages are covered with end plates, and the spiral passages and the end plat... | 04/11/2006 |
