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| Number | Title | Issue Date |
| 8171985 | Water vaporizer with intermediate steam superheating pass The present invention provides a water vaporizer including a first flow path connected to a water inlet, a second flow path for receiving superheated water vapor from the first flow path and being connected to a vapor outlet to exhaust the superheated water vapor, a... | 05/08/2012 |
| 8136582 | Water vaporizer with intermediate steam superheating pass A vaporizing heat exchanger (10, 68) is provided for vaporizing a fluid flow using a thermal energy containing flow. Flow paths (24, 26, 28) for each of the fluid flow and the thermal energy containing flow are located relative to each other such that ... | 03/20/2012 |
| 8091621 | Flat tube, flat tube heat exchanger, and method of manufacturing same A number of flat tubes, flat tube heat exchangers, and methods of manufacturing both are described and illustrated. The flat tubes can be constructed of one, two, or more pieces of sheet material. A profiled insert integral with the flat tube or constructed from ano... | 01/10/2012 |
| 8091617 | Heat exchanger A heat exchanger, such as a condenser or a gas cooler for an air-conditioning system of a motor vehicle, has at least two fin/tube cores which have, on two opposite sides of the fin/tube cores, at least two collecting tubes which can have a flow connection to one an... | 01/10/2012 |
| 8061410 | Heat exchanger block A heat exchanger block including at least two heat exchangers each including a pair of longitudinal headers with tubes extending between the headers, at least some of which are aluminum cast parts. Adjacent heat exchangers are detachably connected at adjacent ends o... | 11/22/2011 |
| 8048583 | Compact air preheater for solid oxide fuel cell systems The present invention provides, among other things, a method of operating a solid oxide fuel cell system including a fuel cell stack. The method can include the acts of combining an exhaust flow from an anode side of the fuel cell stack and an exhaust flow from a ca... | 11/01/2011 |
| 8033323 | Heat exchanger The invention relates to a heat exchanger having a bundle of tubes, which can be inserted into a tubular housing. Exhaust gas can flow through the tubes. A coolant duct can be arranged between the tubes. The bundle of tubes can have at least one grid-like securing s... | 10/11/2011 |
| 8033321 | Heat exchanger and method of manufacturing A heat exchanger comprising at least one pipe (1) and at least one lamina (2), for exchanging heat between a first coolant that flows through the pipe (1) and a second coolant that wets the heat exchanger under the influence of centrifugal force... | 10/11/2011 |
| 8026013 | Annular or ring shaped fuel cell unit A fuel cell unit includes a plurality of angularly spaced fuel cell stacks arranged to form a ring-shaped structure about a central axis, each of the fuel cell stacks having a stacking direction extending parallel to the central axis. The fuel cell unit also include... | 09/27/2011 |
| 8020610 | Exhaust gas heat exchanger and method of operating the same The invention relates to an exhaust gas heat exchanger in an exhaust gas recirculation arrangement. The heat exchanger includes a plate stack which is surrounded by a housing. The plate stack can include two plates which are connected at their longitudinal edges to ... | 09/20/2011 |
| 8016025 | Heat exchanger and method of mounting The invention involves a heat exchanger in modular circuit board design, with a connecting plate, in particular a charge air cooler, which is located in a housing into which the charge air flows in and out, at which the air flows through the charge air cooler, and a... | 09/13/2011 |
| 7992628 | Multi-passing liquid cooled charge air cooler with coolant bypass ports for improved flow distribution A liquid cooled charge air cooler includes a plurality of pairs of adjacent separator plates supported in parallel spaced relation. The pairs alternatingly define a first set of adjacent pairs in fluid communication with a charge air inlet and a charge air outlet, a... | 08/09/2011 |
| 7964176 | Process and apparatus for thermally integrated hydrogen generation system Relates to a process and apparatus that improves the hydrogen production efficiency for small scale hydrogen production. According to one aspect, the process provides heat exchangers that are thermally integrated with the reaction steps such that heat generated by e... | 06/21/2011 |
| 7921904 | Heat exchanger and method A heat exchanger including a tube having inlet ends and outlet ends and defining a flow path therebetween. The tube can have a first section and a second section arranged at an angle with respect to the first section. Each of the first section and the second section... | 04/12/2011 |
| 7921559 | Flat tube, flat tube heat exchanger, and method of manufacturing same A number of flat tubes, flat tube heat exchangers, and methods of manufacturing both are described and illustrated. The flat tubes can be constructed of one, two, or more pieces of sheet material. A profiled insert integral with the flat tube or constructed from ano... | 04/12/2011 |
| 7857359 | Quick connector for a heat exchanger, such as a radiator A quick-action closure coupling for connecting a supply or discharge line to a wall of a collecting tank of a heat exchanger. The coupling can include a first coupling part and a second coupling part dimensioned to mate together. At least one sealing ring can be pos... | 12/28/2010 |
| 7793710 | Intercooler apparatus and method Some embodiments of the disclosed heat exchanger have flat tubes, corrugated ribs, collection tubes, connection pieces, and a connection plate used (for example) for the attachment of the heat exchanger in a casing through which charge air flows, whereby the individ... | 09/14/2010 |
| 7748442 | Plate heat exchanger A plate heat exchanger for cooling a first fluid by a second fluid, including a plurality of stacked heat exchanger plates forming separate flow channels therebetween with a cover plate on one side and a base plate on the other side of the stacked plates. The plates... | 07/06/2010 |
| 7740058 | Plate heat exchanger The invention relates to a plate heat exchanger, composed of trough-shaped heat exchanger plates which are stacked one in the other and whose edges bear against one another. The plates can have flow ducts, located between the heat exchanger plates for a cooling flui... | 06/22/2010 |
| 7721796 | Heat exchanger for multiple cooling loops A heat exchanger, including first and second collecting tanks with an inlet, an outlet, and an opening through a wall of the first tank. At least one row of tubes extends between the collecting tanks, and the tubes and tanks carry a first medium and a second medium ... | 05/25/2010 |
| 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 |
| 7666237 | Reformate cooling system and method for use in a fuel processing subsystem A cooling system (10) is provided for use with a fuel processing subsystem (12) for reducing a level of carbon monoxide in a reformate flow (14) for a proton exchange membrane fuel cell system (16). The fuel processing subsystem (12 | 02/23/2010 |
| 7665512 | Flat heat exchanger tube A flat heat exchanger tube formed of a single strip of rolled aluminum, with at least one connection between the two broad sides. The connection is generally parallel to and spaced between the narrow sides and divides the heat exchanger tube into at least two chambe... | 02/23/2010 |
| 7659022 | Integrated solid oxide fuel cell and fuel processor An integrated fuel cell unit (10) includes an annular array (12) of fuel cell stacks (14), an annular cathode recuperator (20), an annular anode recuperator (22), a reformer (24), and an anode exhaust cooler (26), all... | 02/09/2010 |
| 7648686 | Actively cooled exothermic reactor A catalytic reactor including a heat exchanger and a method are provided for transferring heat to a coolant and a reaction fluid. The catalytic reactor includes a reaction fluid flow path, a reaction region, and a coolant flow path. A reaction fluid catalytically re... | 01/19/2010 |
| 7631688 | Flat tube heat exchanger with housing A heat exchanger including a stack of flat tubes for gas and a housing for the stack of flat tubes, with the housing enclosing only part of the periphery of the flat tube stack. The tubes have wide and narrow sides and are spaced to form channels therebetween for fl... | 12/15/2009 |
| 7621317 | Self-breaking radiator side plates A side plate for a heat exchanger, a heat exchanger and a method for making a heat exchanger are provided. The side plate, which may be incorporated into the heat exchanger, includes a first body piece having a first edge and a second body piece having a second edge... | 11/24/2009 |
| 7618598 | Catalytic reactor/heat exchanger A catalytic reactor/heat exchange device (10) is provided for generating a catalytic reaction in a reaction fluid flow (12) and transferring heat to a cooling fluid flow (14). The device includes reaction flow channels (20) with turbulato... | 11/17/2009 |
| 7617865 | Heat exchanger and method of connecting The invention provides a heat exchanger, such as a charge air cooler, having a connecting plate, which is arranged in a housing into which the charge air flows. Charge air flows through ducts, which are assigned to the charge air and are provided with fins. The hous... | 11/17/2009 |
| 7600559 | Plate heat exchanger A plate heat exchanger for exchanging heat between first and second media, including a plurality of first heat exchanger plates alternately stacked with a plurality of second heat exchanger plates between a base plate and a cover plate. The first and second heat exc... | 10/13/2009 |
| 7594327 | Heat exchanger and method of making the same A side plate for a heat exchanger and method for making a heat exchanger is provided. The side plate includes at least one localized contact point that can be bonded to a header of the heat exchanger during assembly of the heat exchanger. The localized contact point... | 09/29/2009 |
| 7552756 | Brazed aluminum radiator with PTO section and method of making the same A heat exchanger (10) is provided with a PTO section (12) passing through its core (14), with all of the components of the heat exchanger (10) being brazed together at the same time during assembly of the heat exchanger (10). ... | 06/30/2009 |
| 7548683 | Coolant conditioning system and method for a fuel processing subsystem A coolant conditioning system is provided for supplying a coolant flow to a fuel processing subsystem. The coolant conditioning system includes a coolant preheater to transfer heat from a reformate flow to the coolant flow, a heater to selectively add heat to the co... | 06/16/2009 |
| 7533717 | Heat exchanger, especially oil cooler A heat exchanger for cooling oil, including a plurality of pan-shaped heat-transfer plates stacked onto one another to define alternating channels for coolant and oil, a mounting plate soldered on one side to a side of the stacked plates and adapted to mount on its ... | 05/19/2009 |
| 7520908 | Highly integrated fuel processor for distributed hydrogen production A combustor preheater (94) is provided for use in a fuel processor (20) to preheat a combustor feed (40) by transferring heat from a post water-gas shift reformate flow (32) to the combustor feed (40). The combustor preheater (9... | 04/21/2009 |
| 7520907 | Highly integrated fuel processor for distributed hydrogen production An integrated steam reformer/combustor assembly (42) is provided for use in a fuel processor (20) that supplies a steam/fuel feed mix (34) to be reformed in the assembly and a combustor feed (40) to be combusted in the assembly (42... | 04/21/2009 |
| 7494518 | Highly integrated fuel processor for distributed hydrogen production A fuel processing system is provided wherein heat is transferred from a reformate flow (32) downstream from a water-gas shift (38) to both a) a combustor feed flow (40) that is supplied to a combustor (25); and b) a water flow (26)... | 02/24/2009 |
| 7494516 | Highly integrated fuel processor for distributed hydrogen production A recuperative heat exchanger (36) is provided for use in a fuel processor (20), the heat exchanger (36) transferring heat from a fluid flow (34) at one stage of a fuel processing operation to the fluid flow (32) at another stage o... | 02/24/2009 |
| 7461689 | Thermal cycling resistant tube to header joint for heat exchangers A reduction in tube to header joint failures in a heat exchanger having spaced headers (12,14), elongated, side-by-side parallel spaced tube slots (22) in the headers (12,14) along the length thereof and a plurality of flattened tubes (26... | 12/09/2008 |
| 7455723 | Hydrogen storage and release device A hydrogen storage and release device (10) is provided for storing and releasing hydrogen from a metal hydride (30) contained in the device (10) based on heat transfer to or from a coolant flow provided through the device (10). The device... | 11/25/2008 |
