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| Number | Title | Issue Date |
| 8079410 | Exhaust gas recirculation cooler and method An EGR cooler having an inlet/outlet tube installed by insertion is provided, and can have a curved gas flow path defined at least in part by a tank body. The inlet/outlet tube can include a first inlet/outlet tube and a second inlet/outlet tube to introduce and to ... | 12/20/2011 |
| 7740057 | Single shell-pass or multiple shell-pass shell-and-tube heat exchanger with helical baffles The present invention provides a single shell-pass shell-and-tube heat exchanger with helical baffles, where within a single pitch, the helical baffles are separated into inner and outer parts along the radial direction of the shell. In the central portion of the in... | 06/22/2010 |
| 7328738 | Heat exchanger An improved heat exchanger which resists fouling of the heat exchange surface by minimizing the temperature difference between the heat exchanger surface and the fluid stream in contact with the heat exchange surface. In one embodiment, a heat exchanger comprises an... | 02/12/2008 |
| 7322405 | Multi-pipe heat exchanger apparatus and method of producing the same In a heat exchanger, a plurality of heat conductive pipes forming first passages are provided between an outer wall plate and an inner wall plate. Air flows through the first passages. Second passages are formed between the heat conductive pipes. An exhaust gas flow... | 01/29/2008 |
| 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 |
| 7267160 | Heat exchanger In order to provide a heat exchanger with casing having a multiplicity of tubes through the interiors of which a high-temperature gas for heating flows, wherein the thermal stress is smoothly accommodated and wherein a fluid to be heated or a heating fluid flows uni... | 09/11/2007 |
| 7261148 | Direct expansion cooler high velocity dished head A dished head header assembly for a heat exchanger having a containment body that includes a rounded, or dished, wall portion forming an interior cavity. A flange attaches to the containment body and fastens the header assembly to the heat exchanger. A plurality of ... | 08/28/2007 |
| 7243711 | Efficient heat exchanger and engine using same Some engine applications place spatial constraints on heat exchangers, such as oil coolers. In such a case, a heat exchanger having an oblong rather than a circular cross section can satisfy spatial constraints, and with certain internal geometry, may permit improve... | 07/17/2007 |
| 7228890 | Heat exchanger with integral shell and tube plates A heat exchanger comprises a shell formed from two joined-together shell members. Each shell member includes a tube plate that is integral with each respective shell member and that defines an axial end of the shell member. The shell members are joined along respect... | 06/12/2007 |
| 7219718 | Reduced vibration tube bundle device A tube bundle device useful in heat exchangers, condensers and other devices which has a number of tube support cages placed at extended locations along the length of the tubes. After the initial construction of the bundle in which the tubes are inserted into the su... | 05/22/2007 |
| 7220392 | Fuel conversion reactor A fuel conversion reactor includes a shell-and-tube heat exchanger for controlling the temperature of a hot gaseous mixture produced by catalytic or non-catalytic reaction of a fuel with a gaseous fluid, and for controlling the temperature of the gaseous fluid and/o... | 05/22/2007 |
| 7191824 | Tubular charge air cooler A core for a charge air cooler comprises inner and outer concentric tubes providing an axially extending annular passageway for flow of a fluid, preferably a liquid coolant. A first inlet and a first outlet are provided at the ends of the axial annular passageway. A... | 03/20/2007 |
| 7174919 | Flow redirection member and method of manufacture Fluid transmission devices combine and separate fluid flowing therein, and are particularly useful in engine exhaust systems. Given the ever-increasing complexity of exhaust systems, there is a need to reduce construction costs, labor costs, and costs associated wit... | 02/13/2007 |
| 7172737 | Fuel conversion reactor A conversion reactor (10) including an outer shell (12) having first (14) and second (16) ends and an inner surface (16) a primary inner shell (30) extending into the outer shell (12), the primary inner shell (30 | 02/06/2007 |
| 7152665 | Pressure tank A pressure tank includes a liner separated into a cap and a main body. A shell covers the outer surface of the liner. The shell is formed of a fiber reinforced plastic. A heat exchanger is arranged in the liner. A header is connected to the heat exchanger. The heat ... | 12/26/2006 |
| 7131489 | Heat exchanger To create a heat exchanger which provides for a high temperature compensation between the media, can at the same time be produced at low cost and satisfies the thermal stresses, it is proposed that the heat exchanger has a first distribution chamber (5) which... | 11/07/2006 |
| 7117934 | Method and apparatus for minimizing adverse effects of thermal expansion in a heat exchange reactor A heat exchange reactor including a housing, a plurality of tubes mounted in the housing and configured to carry a first fluid, and a baffle having a plurality of holes receiving the tubes. The baffle is configured to guide a second fluid provided within the housing... | 10/10/2006 |
| 7040386 | Heat exchanger Fins such as corrugated fins or plate fins are formed with meandering projections. A fluid such as air strikes bent parts of the meandering projections or grooves at the back sides while flowing along the fins and becomes turbulent and therefore flows while meanderi... | 05/09/2006 |
| 6935417 | Solution heat exchanger for absorption refrigerating machine The present invention relates to a solution heat exchanger used for performing heat exchange between a dilute solution and a concentrated solution in a solution passage of an absorption refrigerating machine. The solution heat exchanger (H) comprises a plate type he... | 08/30/2005 |
| 6925711 | Micro-textured heat transfer surfaces A wrought aluminum sheet product having a textured surface for improved heat transfer properties. A plurality of textured features having dimensions of about 1-50 microns is roll textured onto one or both sides of the sheet. The aluminum sheet may be used as the fin... | 08/09/2005 |
| 6918433 | Heat exchanger with plate structure The invention relates to a heat exchanger (1) with plate structure, comprising a stack (6) of plates composed of circular heat transfer plates (10) by welding and fitted inside a housing unit (2) used as a pressure vessel, whose periphery... | 07/19/2005 |
| 6914955 | Heat exchanger tube support structure A support plate for retaining tube array spacing within a heat exchanger tube and shell structure. The support plate having a plurality of individual tube receiving apertures formed therein. Each aperture has at least three inwardly protruding members and bights are... | 07/05/2005 |
| 6886361 | Liquid chiller evaporator A shell and coil type heat exchanger evaporator provides cooling for industrial coolants characterized by high viscosity and a poor heat transfer coefficient. A large heat transfer surface area is provided within a limited volume, and without a high coolant pressure... | 05/03/2005 |
| 6808689 | Reactor for catalytic gas phase oxidation The temperature distribution of a heating medium in the reactor is allayed and the occurrence of hot spots is repressed. In a shell-and-tube type reactor provided with donut type and disc type baffle plates, reaction tubes are disposed even in the holes formed in th... | 10/26/2004 |
| 6787116 | Overmolding insert for heat exchanger, process for manufacturing a heat exchanger, and heat exchanger produced thereby An overmolding insert includes a base having at least one opening in a first surface, the opening communicating with a second surface opposite the first surface, at least one hollow projection extending from the first surface, the hollow projection having a first op... | 09/07/2004 |
| 6772830 | Enhanced crossflow heat transfer Baffles (20, 22) arranged alongside a plurality of conduits (12). ... | 08/10/2004 |
| 6719041 | Heat exchanger system A heat exchanger system for a device for autothermal reforming of a hydrocarbon having a reaction zone fed with at least two fluids which react with one another, the reaction zone being at a higher temperature level than an environment of the device and at least one... | 04/13/2004 |
| 6582667 | Shell-and-tube reactor A shell-and-tube reactor has a plurality of reaction tubes incorporated therein, a circulation path for the heating medium formed outside the reaction tubes, a heating medium introducing section provided on the upper part of the shell in the reactor and a... | 06/24/2003 |
| 6561266 | Homogenization and heating container for a mixing head A container for homogenizing and heating or cooling a liquid working medium is disclosed. The container includes a tubular heat exchanger disposed in the interior space of the container, with the liquid working medium flowing through flow-through tubes of... | 05/13/2003 |
| 6498827 | Heat exchanger tube support structure A support plate for retaining tube array spacing within a heat exchanger tube and shell structure. The support plate having a plurality of individual tube receiving apertures formed therein. Each apertures has at least three inwardly protruding members an... | 12/24/2002 |
| 6365114 | Reactor for performing a catalytic reaction A reactor (1) is described in which a catalytic reaction, associated with a thermal effect, is performed on substances contained in a gas flow, in particular the recovery of sulphur from gases containing hydrogen sulphide. A housing (2) of the reactor (1)... | 04/02/2002 |
| 6006824 | Ceramic shell-and-tube type heat exchanger, and method for manufacturing it A method for manufacturing a ceramic shell-and-tube type heat exchanger having a plurality of heat transfer tubes and tubular plates joined to both the end portions of these heat transfer tubes which has the steps of inserting the heat transfer tubes of s... | 12/28/1999 |
| 5915465 | Heat exchanger A heat exchanger has an outer pressure jacket, which is provided with an entry connection for the supply of and an exit connection for the removal of a first heat exchange medium, the jacket surrounding U-shaped, bent pipes through which a second heat exc... | 06/29/1999 |
| 5857516 | Pressure reducing heat exchanger A heat exchanger 10 comprises a pressure vessel 14 having a feed inlet 11 in an upper part thereof for particulate material to be subjected to heat exchange and an outlet 13 at a lower part thereof for the outflow of particulate material from the vessel 1... | 01/12/1999 |
| 5848636 | Cooler A cooler includes a stationary side plate, a plurality of cooling pipes, a housing and an inlet and outlet cap. The cooling pipes are contained winding around in the housing, with one ends connected with the side plate closed up with the inlet and outlet ... | 12/15/1998 |
| 5704422 | Shrouded heat exchanger A heat exchanger is provided, including a tubular shell having an opening in one end thereof, an open-topped, side-slotted shroud mounted inside the shell, a bundle of tubes extending through the opening into the shroud, means for circulating a hot fluid ... | 01/06/1998 |
| 5544700 | Method and apparatus for preferential cooling A heat exchanger includes first and second circuits disposed in a counterflow configuration for respectively channeling first and second fluids. In one embodiment, the first circuit is joined to an aircraft engine fuel tank with the first fluid or fuel be... | 08/13/1996 |
| 5390730 | Fluid cooling system A vessel-type fluid cooling system includes an upper mixing chamber and a lower holding chamber, the chambers being separated by a transverse separating wall. One or more cooling tubes extend between the mixing chamber and the holding chamber, and cooling... | 02/21/1995 |
| 5327957 | Integral heat exchanger A heat exchanger has a shell baffles, tube supporting means and tubes, in addition to end caps for the shell once formed, to furnish an intergral heat exchanger. The sheet for forming the tubular sheet and baffles are formed from a singular sheet of mater... | 07/12/1994 |
| 5309987 | Method and apparatus for heating and cooling food products during processing The present invention relates broadly to methods for heating or cooling a media in a indirect heat exchanger. In a specific embodiment of the invention, the indirect heat exchanger is a shell and tube heat exchanger where the tube is coiled within the she... | 05/10/1994 |
