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| Number | Title | Issue Date |
| 7870891 | Systems, devices and methods for regulating temperatures of tanks, containers and contents therein The invention encompasses a temperature regulating system that includes a shell configured to be received over an outer circumferential portion of a container. The shell has dimensions to form a cavity between the outer circumferential portion of the container and t... | 01/18/2011 |
| 7610953 | Assembly of baffles and seals and method of assembling a heat exchanger An assembly of baffles and seals for mounting in a heat exchanger shell, comprising a plurality of longitudinal baffles; a plurality of longitudinal seals for sealingly engaging longitudinal rims of the longitudinal baffles against the heat exchanger shell after mou... | 11/03/2009 |
| 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 |
| 7328886 | Air-to-air atmospheric heat exchanger for condensing cooling tower effluent A sheet for use in a heat exchange apparatus. The sheet includes a first vertical rib that extends in a first direction generally parallel to the vertical axis of the heat exchange apparatus, wherein said first vertical rib protrudes in a second direction out of the... | 02/12/2008 |
| 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 |
| 7322398 | 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 ... | 01/29/2008 |
| 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 |
| 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 |
| 7171956 | EGR cooler The present invention provides an EGR cooler that is easy to manufacture and can accelerate heat exchange. Round in section tubes are plastically deformed in one plane crossing centerlines thereof such that corrugated exhaust gas flow paths are formed inside the tub... | 02/06/2007 |
| 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 |
| 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 |
| 7128310 | Air-to-air atmospheric heat exchanger for condensing cooling tower effluent A cooling tower having a heat exchanger. The heat exchanger includes at least one heat exchanger pack having a generally diamond shape. The heat exchanger pack includes a first set of passageways for receiving a stream of warm, water laden air and a second set of pa... | 10/31/2006 |
| 7117935 | Support system for tube bundle devices A tube bundle device such as a heat exchanger or condenser which has parallel tubes in a triangular configuration in which tubes are adjacent and spaced from six surrounding tubes. The tubes in the tube bundle have wire spacer/support elements comprising helically w... | 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 |
| 7073575 | 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... | 07/11/2006 |
| 7058101 | Stepped manifold array of microchannel heat sinks An assembly for providing a concentrated, vertically stacked array of laser beams from a horizontally offset array of electrically serially-connected metallic microchannel heat sinks each bearing a laser diode bar. The heat sinks are mounted on horizontally offset p... | 06/06/2006 |
| 6968688 | Two-cycle hot-gas engine A two-cycle hot-gas engine comprising an expansion piston in a heatable cylinder member and a compression piston in a coolable cylinder member. The expansion piston and the compression piston are disposed along a common axis. ... | 11/29/2005 |
| 6942017 | Intercooler An intercooler has a case through which supercharging air passes, and a heat exchanger 4 mounted inside the case which allows heat exchange between the supercharging air and a cooling fluid. A frame body 15 is provided at the circumferential edges of a... | 09/13/2005 |
| 6923035 | Method and apparatus for forming a modified conduit A conduit modifier may be used to corrugate at least a portion of a conduit. The conduit modifier may include at least a first plurality of rollers arranged in a first pattern around a passageway. The first plurality of rollers may form ridges and grooves lengthwise... | 08/02/2005 |
| 6920919 | Heat exchanger An improved heat exchanger includes a first tube (10) of generally circular cross section having a relatively large inside diameter and being U-shaped with opposite ends (12,14) adjacent one another. A second tube having a cross section that is relativ... | 07/26/2005 |
| 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 |
| 6883347 | End bonnets for shell and tube DX evaporator The end bonnets for a dry expansion heat exchanger of the shell and tube type having a plurality of bundles of tubes. A pair of end bonnets on opposite ends of the shell. Vertical flat impingement plates between the horizontal baffle ribs within the bonnets subdivid... | 04/26/2005 |
| 6840309 | Heat exchanger A heat exchanger comprising a pressure vessel (1). A plurality of serpentines (8) convey a fluid to be heated through the pressure vessel (1) in one direction. A duct (9) surrounding the serpentines (8) conveys a second fluid in th... | 01/11/2005 |
| 6779596 | Heat exchanger with reduced fouling The present invention comprises a novel heat exchanger configuration which preferably uses the axial flow direction for the shell-side fluid and in which dead zones and areas of stagnation are significantly minimized or eliminated and in which inlet region tube eros... | 08/24/2004 |
| 6772830 | Enhanced crossflow heat transfer Baffles (20, 22) arranged alongside a plurality of conduits (12). ... | 08/10/2004 |
| 6668914 | Multiple tube bundle heat exchanger A multiple tube bundle heat exchanger includes axially opposite tube plates, a housing, and a plurality of tube bundles disposed between the tube plates. Each of the tube bundles is an independent tube bundle subassembly forming an integral unit having at... | 12/30/2003 |
| 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 |
| 6340051 | Heat exchanger with baffle plates Heat exchanger provided with a housing having an inner wall, an inlet and an outlet for passing a first heat exchange medium through the housing. The housing furthermore has a core comprising a series of plate-shaped fins placed at least almost parallel t... | 01/22/2002 |
| 6167951 | Heat exchanger and method of purifying and detoxifying water A radial flow regenerative counter flow heat exchanger includes a) a shell; b) a plurality of large circular baffle plates aligned coaxially within the shell and extending to an inner wall of the shell, defining at least one circular hole therein; c) a pl... | 01/02/2001 |
| 6167713 | Falling film evaporator having two-phase distribution system Efficient two-phase refrigerant mixture distribution is accomplished in a falling film evaporator by use of a refrigerant distributor disposed internal of the evaporator shell which overlies the evaporator tube bundle and which internally causes said two-... | 01/02/2001 |
| 6012514 | Tube-in tube heat exchanger A tube-in-tube heat exchanger for exchanging heat between two fluids is provided. The heat exchanger has at least one tube pair; spaced apart first and second tube sheets; first and second annular flow chambers; and first and second inner tube flow chambe... | 01/11/2000 |
| 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 |
| 5958364 | Heat exchange apparatus and process Heat exchange apparatus and process, particularly heat exchange primary reforming with the primary reformed gas being subjected to partial combustion (and optionally secondary reforming) and the resultant partially combusted gas being used as the heat exc... | 09/28/1999 |
| 5915472 | Apparatus for cooling EGR gas A lightweight apparatus designed to cool the EGR gas of an engine efficiently by replacing baffle plates with one or more support plates having a plurality of through holes, which is further made up of a barrel, end caps, a tube sheet, and a plurality of ... | 06/29/1999 |
| 5871045 | Heat exchanger A heat exchanger has a container with an outer mantle and pipes positioned in the container for conveying a heat-receiving medium through the container. The heat-transferring medium flows exterior to the pipes in counter flow to the heat-receiving medium ... | 02/16/1999 |
| 5866083 | Heat exchanger adapted for the production of carbon black Carbon black is produced by burning a mixture of air and oil to produce hot gases and then conducting the hot gases through tubes extending through a chamber of a heat exchanger. Heat exchange air is conducted through the chamber in a direction opposite t... | 02/02/1999 |
| 5836382 | Evaporator refrigerant distributor A refrigerant distributor for use in a shell and tube evaporator has a decreasing cross-sectional area which uniformly distributes refrigerant to the tube bundle within the evaporator shell and operates with a small distributor to evaporator pressure drop... | 11/17/1998 |
| 5832991 | Tube and shell heat exchanger with baffle A tube and shell heat exchanger having inlet and outlet manifolds, a plurality of tubes extending between the manifolds and a shell extending between the manifolds and enveloping the tubes. The tube and shell heat exchanger has at least one baffle through... | 11/10/1998 |
| 5771963 | Convective countercurrent heat exchanger A convective countercurrent heat exchanger comprises a nest of pipes (36) which is arranged in a cylindrical shell (35) and is equipped with ribbed pipes (37). The pipes through which a liquid flows are connected to a collector (33, 34). The shell is prov... | 06/30/1998 |
