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| Number | Title | Issue Date |
| 8118084 | Heat exchanger and method for use in precision cooling systems An improved precision cooling system for high heat density applications comprises a heat exchanger having more fluid outlet conduits than fluid inlet conduits to optimize the pressure drop across the heat exchanger at a given fluid flow rate. The heat exchanger may ... | 02/21/2012 |
| 7841392 | Method and apparatus for controlling temperature gradients within a structure being cooled A phased array antenna apparatus has a plurality of circuit portions which are each coupled to a respective antenna element. Capillary pressure of a cooling fluid within a wick in a loop is utilized to urge the fluid to travel around the loop, the wick being dispose... | 11/30/2010 |
| 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 |
| 7278468 | Heat sink with multiple coolant inlets The subject invention provides a heat sink for cooling electronic devices. The heat sink includes an upper chamber and a lower chamber separated by a baffle therebetween. The lower chamber includes a base having a central axis and a plurality of curvilinear fins dis... | 10/09/2007 |
| 7268744 | Method and apparatus for controlling temperature gradients within a structure being cooled A phased array antenna apparatus has a plurality of circuit portions which are each coupled to a respective antenna element. Capillary pressure of a cooling fluid within a wick in a loop is utilized to urge the fluid to travel around the loop, the wick being dispose... | 09/11/2007 |
| 7207179 | Method of connecting heat transfer pipe and capillary tube A connecting method and structure is provided to reliably ensure the compressive strength of the joint between a heat transfer pipe and a capillary tube when connecting the capillary tube to the heat transfer pipe by direct brazing. In the connection structure betwe... | 04/24/2007 |
| 7143822 | Variable oil cooler tube size for combo cooler A combination cooler includes a first circuit having a first series of tubes defining a first hydraulic diameter. The first fluid circuit is adapted to communicate a first fluid from a first inlet to a first outlet. A second fluid circuit includes a second series of... | 12/05/2006 |
| 7124811 | Systems for integrated pump and cold plate According to some embodiments, systems for an integrated pump and cold plate may be provided. In some embodiments, a pump may comprise a housing defining an inlet to accept a fluid and an outlet to evacuate the fluid, an impeller disposed within the housing, wherein... | 10/24/2006 |
| 7096860 | Charge cooling circuit for a multi-cylinder internal combustion engine with a turbo-supercharger In a charge-air cooling circuit for a multicylinder internal-combustion engine 1 with a turbo-supercharger 2, downstream from the turbo-supercharger 2 the charge air fed to two separate charge-air coolers 6, 6′, whereby the first charge... | 08/29/2006 |
| 7096932 | Multi-fluid heat exchanger and method of making same A multi-fluid heat exchanger having separate fluid flow paths for two fluid streams to be heated or cooled by a third fluid stream includes first and second elongated, parallel tubular headers (10, 12), having opposed ends (14), generally uniformly spa... | 08/29/2006 |
| 7090003 | Method and apparatus for temperature control of a microfluidic device A microfluidic device is provided for regulating the temperature of a sample fluid flowing therethrough, as well as, a method of regulating the temperature of the sample fluid flowing through the microfluidic device. The microfluidic device includes a body member de... | 08/15/2006 |
| 7059390 | Cooling element The present invention relates to a cooling element of an electronic device, comprising: an inlet opening, and outlet opening, and a flow channel. To achieve efficient cooling with as low costs as possible, the flow channel is designed to cause a pressure difference ... | 06/13/2006 |
| 7061446 | Method and apparatus for controlling temperature gradients within a structure being cooled A phased array antenna apparatus has a plurality of circuit portions which are each coupled to a respective antenna element. Capillary pressure of a cooling fluid within a wick in a loop is utilized to urge the fluid to travel around the loop, the wick being dispose... | 06/13/2006 |
| 7025128 | Compound type heat exchanger A compound type heat exchanger has a core part including a plurality of heat exchanging pipes and fins juxtaposed and alternately stacked into a lamination. Header pipes are connected to both ends of the pipes. Partition walls are provided in the header pipes. At a ... | 04/11/2006 |
| 7021059 | Heat exchange system A heat exchange system is provided in which low temperature water from a supply pump (15) is split and supplied to an auxiliary evaporator (17) provided so as to cover an exhaust port (16) extending from a combustion chamber of an internal combu... | 04/04/2006 |
| 6997250 | Heat exchanger with flow director Heat exchangers, constructed in accordance with principles of this invention, comprise a plurality of first passages, for transporting a first fluid or gas therethrough, and one or more second passages for transporting a second fluid or gas therethrough. The second ... | 02/14/2006 |
| 6926074 | Exhaust gas cooler An exhaust gas cooler for an internal combustion engine, preferably in a motor vehicle, includes a housing through which exhaust gas can flow in the longitudinal direction and in which a partition extends in the longitudinal direction and separates a first chamber f... | 08/09/2005 |
| 6886362 | Apparatus for the liquefaction of natural gas and methods relating to same An apparatus and method for producing liquefied natural gas. A liquefaction plant may be coupled to a source of unpurified natural gas, such as a natural gas pipeline at a pressure letdown station. A portion of the gas is drawn off and split into a process stream an... | 05/03/2005 |
| 6823934 | Heat transfer plate and plate pack for use in a plate heat exchanger A heat transfer plate for a plate heat exchanger has a heat transfer portion (210) having elevations and depressions (30; 130; 230), a first port portion (G), a second port portion (H), first sealing portions (214, 215a-d), and second sea... | 11/30/2004 |
| 6752202 | Plate pack, heat transfer plate and plate heat exchanger A plate pack for a plate heat exchanger comprises a number of heat transfer plates (100) having a number of through ports (110a-d, 120a-f), said plates (100) interacting in such manner, that the plates (100) between t... | 06/22/2004 |
| 6688381 | Multiscale transport apparatus and methods Thermal management devices and methods include branching networks comprising flow channels of varying cross-sectional area. The branching networks can be fractal-like in nature with an increase in the total flow area following a flow channel bifurcation. ... | 02/10/2004 |
| 6389825 | Evaporator coil with multiple orifices A vapor compression system including a compressor, a condenser, an expansion device, and an evaporator. The evaporator includes a main distributor having an inlet, a first outlet, and a second outlet, a coil, the coil having an inlet connected with the fi... | 05/21/2002 |
| 6389696 | Plate heat exchanger and method of making same Plate heat exchanger has heat transfer plates which exhibit a patterning and are stacked one above the other. Primary sided flow channels for a first heat exchanger medium to be evaporated, and secondary sided channels for a second heat exchanger heat car... | 05/21/2002 |
| 6382310 | Stepped heat exchanger coils A heat exchanger comprising: a plurality of longitudinally extending tubes grouped into at least first, second and third passes; the tubes in the first pass being serially connected with tubes in the second pass; the tubes in the second pass being seriall... | 05/07/2002 |
| 6295823 | Apparatus and method for controlling temperature and humidity of a conditioned space An apparatus for controlling temperature and humidity of a conditioned space uses an outside air cooling coil circuit in fluid communication with coolant from a cooling supply. Outside air is introduced over the outside air cooling coil circuit through a ... | 10/02/2001 |
| 6161613 | Low pressure drop heat exchanger A two pass heat exchanger is provided. The first pass includes a plurality of tubes located in liquid refrigerant, when employed as an evaporator, whereby the liquid refrigerant draws heat from the water flowing through the tubes causing the water to be c... | 12/19/2000 |
| 6142220 | Finned heat exchanger A finned heat exchanger includes a plurality of elongated fins which are arranged at a predetermined interval in parallel with one another such that air flows between neighboring ones of the fins in a predetermined direction. A plurality of heat transfer ... | 11/07/2000 |
| 6062304 | Heat exchanger for a water-cooled internal combustion engine A heat exchanger for a water-cooled internal combustion engine having a lubricant cooling system and an exhaust gas recirculation system includes a housing with cooling water inlet and outlet stubs by way of which cooling water is conducted through the in... | 05/16/2000 |
| 5730209 | Defrost and liquid distribution for plate-fin heat exchangers Method and apparatus for moving a conditioning fluid, e.g. defrost gas, through a plate fin type heat exchanger having open-ended passages containing easyway or hardway finning. Each group of open-ended passages is provided with means to introduce the flu... | 03/24/1998 |
| 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 |
| 5526873 | Heat exchanger apparatus for a plurality of cooling circuits using the same coolant A heat exchanger apparatus for a plurality of cooling circuits using the same coolant is proposed, which includes a first fluid tank (18) arranged to be supplied with the coolant and divided into a plurality of compartments (24, 26, 28) for supplying at l... | 06/18/1996 |
| 5477846 | Furnace-heat exchanger preheating system The invention provides in one broad aspect an improved process fluid preheater system for raising the temperature of a process fluid with a hot furnace gas, having a combustion furnace in communication with a shell and tube heat exchanger, wherein the fur... | 12/26/1995 |
| 5461878 | Heat transfer device and method A heat transfer device for cooling a fluid has powered means for moving the fluid to create a primary fluid flow, a heat exchanger, and direction controlling surfaces for directing the primary fluid flow toward and through a first portion of the heat exch... | 10/31/1995 |
| 5370175 | Means for sealing outlet of condensing heat exchanger A multi-cell secondary heat exchanger for use in a high efficiency, multi-poised furnace wherein each cell has outwardly extended exit or entrance bells that are received in grooves formed in adjacent cell panels. The grooves surround exit or entrance por... | 12/06/1994 |
| 5286455 | Process for the preparation of hydrocarbons Hydrocarbons are prepared from a feed gas of hydrogen and carbon monoxide by feeding the feed gas into a reaction zone at an elevated temperature and pressure and allowing the hydrogen and carbon monoxide to react in the presence of a catalyst retained in... | 02/15/1994 |
| 5157944 | Evaporator Inefficiency in heat exchange in an evaporator for a refrigeration system due to maldistribution of incoming refrigerant may be reduced in a structure wherein a plurality of hydraulically parallel flow paths are defined by tubes (20) having ends (84) in t... | 10/27/1992 |
| 5137082 | Plate-type refrigerant evaporator A plate-type heat exchanger comprises a stack of flat tubes each composed of a pair of confronting core plates jointed to each other and defining a fluid passage. A cross sectional area of the fluid passage is increased along the flowing direction of the ... | 08/11/1992 |
| 5054546 | Vaporizer for generating a mixture of superheated steam and fuel vapor Hot effluent gas from a burner or combustor passes over a pair of nested helical coils forming a steam generator 1 and a vapor mixing conduit 2. Liquid fuel is injected at 12 into a stream of superheated steam and vaporizes. The resulting mixture is combu... | 10/08/1991 |
| 4945978 | Heat exchanger system In order to create an economic two-stage heat exchanger system which is capable of cooling cracked gas from short-term splitting furnaces, which is capable of flexible operation utilizing changeable charging stock, the two stages of the heat exchanger are... | 08/07/1990 |
| 4769209 | Compact small pressurized water nuclear power plant A nuclear reactor steam generating plant having a pressurized water reactor with a single discharge line to a steam generator, with the primary coolant passing through the steam generator tubes divided into two streams in the channel head outlet section t... | 09/06/1988 |
