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| Number | Title | Issue Date |
| 8153317 | Preheating heat exchanger for a fuel cell The invention relates to a heat exchanger for a hot fuel cell. The heat exchanger includes a first flow circuit for receiving a cool air stream and a second flow circuit for receiving a hot fluid coming from the cell, the first and second flow circuits having common... | 04/10/2012 |
| 8051901 | Mass transfer or heat-exchange column with mass transfer or heat-exchange areas, such as tube bundles, that are arranged above one another The invention relates to a mass transfer or heat-exchange column, a tube bundle heat exchanger, with a first mass transfer or heat-exchange area, a first tube bundle (2), and a second mass transfer or heat-exchange area, in particular a second tube bundle ( | 11/08/2011 |
| 8002022 | Heat exchanger, in particular exhaust gas heat exchanger for motor vehicles The invention relates to a heat exchanger, in particular an exhaust gas heat exchanger for motor vehicles, having tubes (3) through which a gas can flow, which are arranged in a housing casing (2) and around which a liquid coolant can flow, wherein the... | 08/23/2011 |
| 7934542 | Tube bundle heat exchanger of constant temperature gradient for thermophoretic deposition of aerosol particles This invention is a tube bundle heat exchanger for thermophoretic deposition of aerosol particles. It has a housing with an internal chamber, and several cold and hot tubes. The cold and hot tubes are arranged in a staggered manner in the internal chamber of the hou... | 05/03/2011 |
| 7896064 | Plate-type heat exchanger A heat exchanger includes a housing and a core having a shell. The shell may have an upper wall, a lower wall, and a pair of opposed side walls interconnecting the upper and lower walls to define at least part of an enclosure in which a fluid may be received. The ho... | 03/01/2011 |
| 7857039 | Heat exchanger In a heat exchanger used for an EGR cooler or the like, in order to provide a heat exchanger that has a small number of parts, is assembled easily, can flow cooling water evenly at each part, and does not cause partial boiling, a strip-shaped metal plate is turned u... | 12/28/2010 |
| 7740056 | Outer shell structure for a heat exchanger An outer shell structure surrounds a heat exchange unit formed of plates, which has first to third pairs of opposite planes. The structure has opposite end walls, opposite first walls and opposite second walls, and gap closure members. The end walls are placed on th... | 06/22/2010 |
| 7703506 | Exhaust heat exchanger An exhaust heat exchanger for an exhaust gas recirculation system, including a first flow path for the intake air for an internal combustion engine, a second flow path for the exhaust of an internal combustion engine, and a housing enclosing the first and second flo... | 04/27/2010 |
| 7694728 | Heat exchanger In a heat exchanger in which the number of parts is small, assembling is easy, bonded portions of each part are fewer and reliability of brazing is improved, a core body is constituted by turning up and bending a strip-shaped metal plate in a fanfold manner, and fir... | 04/13/2010 |
| 7635020 | Coolant guiding element and coolant guiding device A coolant-conducting element with an enclosed, linearly extending hollow profiled body, having an exterior wall with a multitude of access openings spaced apart from each other in a longitudinal direction and open or closed but can be opened, toward a conduit arrang... | 12/22/2009 |
| 7594538 | Plate package The invention relates to a plate package for a heat exchanger device including a tank with an inner space and an inner wall surface. A sectional plane (p) extends vertically through the inner space. The tank has an inlet for the supply of a liquid medium and an outl... | 09/29/2009 |
| 7543631 | Exhaust gas heat exchanger for cogeneration system An exhaust gas heat exchanger for a cogeneration system is disclosed. In the exhaust gas heat exchanger, a heat exchanger cover is arranged around a heat exchanger body such that a primary heat medium passage, through which a heat medium passes, is defined between t... | 06/09/2009 |
| 7438122 | Axial heat exchanger The present invention offers an improved axial heat exchanger for exchanging heat between a gas medium and a fluid or liquid medium. The axial heat exchanger comprises a longitudinal and substantially axially extended outer channel that is adapted to enclose a flow ... | 10/21/2008 |
| 7422429 | Heat exchange furnace and its manufacturing process A heat exchange furnace includes a combustion furnace module, a passageway module disposed around and connected removably to the combustion furnace module, and a gas-guiding unit including upper and lower guiding modules connected respectively to upper and lower end... | 09/09/2008 |
| 7393206 | Heat exchange furnace with serpentine gas flow path disposed within heat exchange space A heat exchange furnace includes a surrounding wall disposed around a combustion furnace unit so as to define an annular heat exchange space therebetween. Upright buffer plates divide the heat exchange space into a plurality of air chambers communicated with each ot... | 07/01/2008 |
| 7377235 | Heat exchanger for hydrogen-operated fuel supply systems A fuel supply system for an internal combustion engine operable using hydrogen and/or for a fuel cell includes a hydrogen tank, which is provided for storing deep-cooled, liquid hydrogen, and a heat exchanger, which is provided for preheating the deep-cooled hydroge... | 05/27/2008 |
| 7378065 | Heat exchange unit for pseudo-isothermal reactors A heat exchange unit for axial and radial pseudo-isothermal reactors which comprise a substantially cylindrical shell (2) closed at the opposite ends by base plates (3, 4), a reaction zone (6) containing a catalytic bed and at least one heat exc... | 05/27/2008 |
| 7377307 | Vertical heat exchanger A vertical heat exchanger is described, which allows efficient elimination of the gas generated therein and efficient removal of the sludge accumulated therein. The vertical heat exchanger has at least part of one end of a vent pipe formed of an upper tube sheet par... | 05/27/2008 |
| 7367856 | Personal watercraft A personal watercraft with a supercharging device and an intercooler is disclosed. The personal watercraft may include an engine, a water jet pump, a propeller shaft to transmit an output power of the engine to the water jet pump, and a bearing case configured to su... | 05/06/2008 |
| 7367292 | Fuel cooler with lamellar inner structures for connecting to an air-conditioning system of a vehicle A fuel cooler with lamellar inner structures for connecting to an air-conditioning system of a vehicle includes an outer housing having outer connections connected to an outer supply pipe and an outer discharge pipe for a first fluid with the outer connections being... | 05/06/2008 |
| 7363962 | Cold plate for beer dispensing tower A cold plate for a beverage chilling apparatus comprising a plurality of beverage conducting tubes sinuously arranged within a cast aluminum jacket. Interleaved between the beer conducting tubes are coolant conducting lines arranged in heat exchanging relation. The ... | 04/29/2008 |
| 7347253 | Plate heat exchanger and flow guide plate The invention comprises a heat exchanger with plate structure and a flow guide plate (32). The flow guide plate (32) comprises at least one recess (42) for turning the stream of a heat transfer medium substantially from the direction of the thic... | 03/25/2008 |
| 7322403 | Heat exchanger with modified tube surface feature A heat exchanger includes a shell that has an inner chamber defined by an inside wall surface. A tube stack disposed within the inner chamber and includes a plurality of flat elongated tubes that define a first fluid flow path. The tubes each include a wire that is ... | 01/29/2008 |
| 7293603 | Plastic oil cooler A heat exchanger transfers heat between primary and secondary fluid coolants. A housing has a longitudinal central axis lying within a transverse housing plane. A bottom wall with a concave inner surface faces upward and extends along the central axis. A plurality o... | 11/13/2007 |
| 7287579 | Heat exchanger An exemplary heat exchanger includes a heat exchanger core having a core side fluid space and a cover plate and a substantially U-shaped wall fitted at one end with an inlet header and, at an opposing end, with an outlet header, which in combination with the cover p... | 10/30/2007 |
| 7284598 | Support for a tube bundle A support for a bundle of parallel tubes, comprising at least two spaced apart transverse support plates, wherein each plate is provided with a plurality of openings of substantially rhombical or substantially frustro-rhombical shape, each of which openings having a... | 10/23/2007 |
| 7284599 | Heat exchanger Element for heat exchanging between fluids, where the flowing canals for the fluids are formed of slits on either side of a thin, folded sheet material (1), and that the ratio between the slit width (24) of the canals and depths (25) in the slit... | 10/23/2007 |
| 7266976 | Vertical heat exchanger configuration for LNG facility LNG facility employing one or more vertical core-in-kettle heat exchangers to cool natural gas via indirect heat exchange with a refrigerant. The vertical core-in-kettle heat exchangers save plot space and can be use to reduce the size of cold boxes employed in the ... | 09/11/2007 |
| 7255096 | Gas heat exchanger There is provided a gas heat exchanger 101 comprising a coolant conduit 102 having a coolant inlet 103 and a coolant outlet 104, a gas cooling conduit 201, and a gas bypass conduit 203. At least a portion of the gas cooling ... | 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 |
| 7240723 | Tube bundle heat exchanger comprising tubes with expanded sections A heat exchanger useful for high temperature applications such as EGR cooling and fuel reformer applications comprises a tube bundle made up of a plurality of tubes, each having at least one end expanded to an enlarged polygonal cross-section, and having central por... | 07/10/2007 |
| 7228892 | Heat exchanger device and a method for manufacturing the same Method and device for providing a plate heat exchanger (1) having a number of corrugated plates (2). Between the corrugated plates (2) first and second flow channels (7, 8) are arranged, which first flow channels (7), via first inl... | 06/12/2007 |
| 7213640 | Heat exchanger assembly having fitting secured thereto and method of securing the same The subject invention provides a heat exchanger assembly including a tank having a wall defining an aperture with a fitting secured thereto and a method of securing the fitting thereto. The fitting has a first end with an outer perimeter disposed exteriorly thereof ... | 05/08/2007 |
| 7204300 | Welded heat exchanger with plate structure The invention relates to a heat exchanger (1) with plate structure, comprising a stack (6) of plates fitted inside a housing unit (2) assembled by welding circular heat transfer plates (10) and used as a pressure vessel. All the passages ... | 04/17/2007 |
| 7204301 | Multiservice heat exchange unit Heat exchange unit of the so-called multiservice type comprising a substantially cylindrical shell closed at the opposite ends by respective base plates, a plurality of heat exchangers supported inside this shell and in fluid communication with the outside thereof. | 04/17/2007 |
| 7195059 | Heat exchanger and method of performing chemical processes A heat exchanger including a passageway having an internal passage adapted to form a first flow path, and an array of conduits having internal passages that collectively form a second flow path. The conduits extend through the internal passage of the passageway, and... | 03/27/2007 |
| 7195060 | Stacked-tube heat exchanger A headerless heat exchanger has a core comprised of a stack of flat tubes of rectangular cross section through which a first heat exchange fluid passes. The tubes are expanded in height at their end portions to provide spaces between adjacent plate pairs for passage... | 03/27/2007 |
| 7191769 | Internal combustion engine having two-stage exhaust-driven supercharger and charge air cooling between low pressure and high pressure compressors An internal combustion engine with a 2-stage charge loading includes a connection conduit with a supercharger intercooler provided between the compressors of the low pressure stage and high pressure stage. The supercharger intercooler is configured via a cooling uni... | 03/20/2007 |
| 7186389 | Method for carrying out chemical reactions in pseudo-isothermal conditions Method for carrying out in continuous, under so-called pseudo-isothermal conditions and in a predetermined reaction environment, such as a catalytic bed, a selected chemical reaction, comprising the steps of providing in the reaction environment at least one tubular... | 03/06/2007 |
| 7165537 | Charge air cooler A charge air cooler with an integral precooler is disclosed which cools charge air by using both liquid coolant and air coolant. The charge air path is not affected by the use of the liquid coolant. The charge air cooler disclosed can cool particularly hot charge ai... | 01/23/2007 |
