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| Number | Title | Issue Date |
| 8186423 | Apparatus for cooling a hot gas An apparatus for cooling a hot gaseous medium includes a vessel, wherein a bundle of pipes is disposed in a coolant compartment, and wherein a liquid coolant flows around the bundle. The pipes are mounted near upstream ends in a thermal shield and extend through ope... | 05/29/2012 |
| 8151870 | Tube shield assembly and method of securing same A tube shield assembly for protecting tubes includes a guard, a securing member and a holding tooth, wherein welding is not required to secure the guard to the tube. The guard is axially elongated and can have a semi-cylindrical cross-section to define a main body p... | 04/10/2012 |
| 8074707 | Method for processing hydrocarbon pyrolysis effluent A method is provided for treating the effluent from a hydrocarbon pyrolysis unit processing heavier than naphtha feeds to recover heat and remove tar therefrom. The method comprises passing the gaseous effluent to at least one primary transfer line heat exchanger, t... | 12/13/2011 |
| 8037928 | Chromium-enriched oxide containing material and preoxidation method of making the same to mitigate corrosion and fouling associated with heat transfer components A heat transfer component that is resistant to corrosion and fouling is disclosed. The heat transfer component includes a heat exchange surface formed from a chromium-enriched oxide containing material formed from the composition δ, ε, and ζ, wherein ζ is a stee... | 10/18/2011 |
| 7971634 | Air conditioner and antibacterial case Air conditioner pertaining to the present invention in which a synthetic polymer case, in which an antibacterial agent impregnated in a medium such as a porous body or water-absorbing polymer is sealed, is arranged in the upstream airflow side and/or downstream airf... | 07/05/2011 |
| 7726386 | Burner port shield A shield for placement around burner ports in a hot air furnace for reducing turbulence in the flow of secondary combustion air entering a heat exchanger. The shield also provides for intercepting moisture that condenses along the walls of the vertically oriented he... | 06/01/2010 |
| 7503381 | Surface treatment method for flux-brazed aluminum-made heat exchanger There is disclosed a rust prevention and hydrophilization treatment method for a flux-brazed aluminum-made heat exchanger which comprises subjecting the same to a rust prevention treatment by the use of a zirconium base compound and/or a titanium base compound, and ... | 03/17/2009 |
| 7481265 | Air cooler for power plants and use of such an air cooler An air cooler for power plants comprising a pressure vessel, in which is accommodated a coaxial arrangement containing a cylindrical central tube, a helical tube bundle surrounding the central tube and a cylindrical casing surrounding the tube bundle. The central tu... | 01/27/2009 |
| 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 |
| 7438121 | Heat exchanger and method for manufacturing the same A method for manufacturing an aluminum heat exchanger includes the steps of: obtaining a heat exchanger tube 2 by forming a Zn thermally sprayed layer on a surface of an aluminum flat tube core so as to adjust Zn adhesion amount to 1 to 10 g/m2; ob... | 10/21/2008 |
| 7422706 | Process to prepare a hydrogen and carbon monoxide containing gas A process for the preparation of hydrogen and carbon monoxide containing gas from a gaseous hydrocarbon feedstock by performing the following steps: (a) partial oxidation of part of the feedstock thereby obtaining a first gaseous mixture of hydrogen and... | 09/09/2008 |
| 7377039 | Anti-corrosion protection for heat exchanger tube sheet and method of manufacture A corrosion-resistant alloy metal tube sheet used to construct a shell and tube heat exchanger (50) for cooling fluids with sea water passing through corrosion-resistant alloy tubes (25) contained in a horizontal carbon steel outer shell (1) tha... | 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 |
| 7363768 | Outdoor unit of refrigerator, and electrical equipment box of outdoor unit The present invention reduces the size of an outdoor refrigerator unit of the type that draws in air from a lateral face, exchanges heat with the air, and blows the air out of a top face while ensuring that the electrical equipment box has sufficient volume and supp... | 04/29/2008 |
| 7353863 | Method of surface treating aluminum alloy base body of heat exchanger and heat exchanger produced by the method A method of surface treating an aluminum alloy base body of an heat exchanger which method enables an etching procedure to be carried out uniformly and quickly and a corrosion-resistant chemical conversion coating to be formed, is effected by pretreating the Al heat... | 04/08/2008 |
| 7353864 | Apparatus for reducing thermal fatigue in heat exchanger cores A heat exchanger uses a skeleton forming of a lattice of first and second bars to provide a box-like structure. Blocking bars are arranged between gaps in the first and second bars to provide a blocking surface to divert airflow around a portion of the heat exchange... | 04/08/2008 |
| 7337834 | Multi-channel heat exchanger and connection unit The invention relates to a connection unit having a multi-channel heat exchanger with high-pressure channels and low-pressure channels and a connection element with a high-pressure reservoir and a low-pressure reservoir, both with a connection for connection. The ax... | 03/04/2008 |
| 7318432 | Solar collector plate method for safeguarding the operation of a solar collector and method for manufacturing a solar collector plate A solar collector plate (2) has a solar radiation receiving front absorber plane (3) that is wiped at its rear side by a cooling liquid (4) flowing in channels (5). Cavities (7), preferably behind the channels (5) and integr... | 01/15/2008 |
| 7309931 | Electric motor with cooling coil The invention relates to a motor part of a linear motor, i.e. the primary part or secondary part of an asynchronous or synchronous linear motor. According to the invention, it is proposed to configure a cooling coil (K), which has a meandering flat structure, from p... | 12/18/2007 |
| 7302998 | Normal-flow heat exchanger A heat exchanger (120) includes a core (130) containing inlet manifold (140), outlet manifold (126), interconnecting channels (144) and a heat-transfer surface (128). Each interconnecting channel fluidly communicates at one ... | 12/04/2007 |
| 7294314 | Heat exchangers with novel ball joints and assemblies and processes using such heat exchangers What is disclosed herein deals with low to medium pressure, high temperature, all ceramic, air-to-air, indirect heat exchangers, novel ball joints, high load-bearing ceramic tube sheets, and tube seal extenders for ceramic tubes that are useful in such heat exchange... | 11/13/2007 |
| 7293602 | Fin tube assembly for heat exchanger and method A fin and tube assembly for use in a heat exchanger comprising a carbon steel tube, a carbon steel fin, and an external brazing compound comprising a material selected from the group consisting of nickel, chrome, copper, aluminum, zinc, and graphite brazed to the tu... | 11/13/2007 |
| 7287578 | Connection between a cooled double-wall pipe and an uncooled pipe and double-pipe heat exchanger including said connection A connection between an uncooled pipe and a cooled double-wall pipe with between the walls a hollow space run through by cooling fluid let into the hollow space and taken from the hollow space through side passages connected to cooling fluid inlet and outlet ducts a... | 10/30/2007 |
| 7278474 | Heat exchanger A heat exchanger (HX) (120) utilizing a working fluid and having a high heat flux transfer capacity. The HX comprises a core (130) having a heat transfer surface (128), a length and a width. Inlet manifolds (140) and outlet manifolds (... | 10/09/2007 |
| 7275589 | Anti-vibration bars for boiler tubes with protective shields A bank of horizontally oriented boiler tubes which are periodically exposed to the abrasive action of a stream of blowing fluid cleaning medium. Portions of the boiler tubes, located at the top of the bank, are provided with spaced shields for protection from the fl... | 10/02/2007 |
| 7266956 | Base pan and cabinet for an air conditioner An air conditioner includes an outdoor section comprising an outdoor coil, a fan, and a refrigerant compressor housed within a cabinet. The cabinet includes an outer wrapper supported by a plastic base. The base and wrapper include features that facilitate the cabin... | 09/11/2007 |
| 7261145 | Snow melting panel A snow melting panel has a piping arrangement that includes straight pipe lines and U-shaped bend sections is provided. The panel can be sized such that the parallel length of the straight pipe lines is 300 to 5000 mm, and the perpendicular span of the straight pipe... | 08/28/2007 |
| 7255157 | Heat exchanger for heating of fuel cell combustion air A heat exchanger for a solid-oxide fuel cell assembly. A plurality of parallel tubes conveys fuel cell stack exhaust gas from a first manifold means to a second manifold means. The tubes are highly corrugated to increase the wall area and decrease the wall thickness... | 08/14/2007 |
| 7252138 | Flow through tube plug A method and apparatus for the repair of damaged tubes, such as heat exchanger tubes, comprising inserting a flow through plug into the damaged heat exchanger tube. The flow through plug is tapered and creates a press fit when inserted within the heat exchanger tube... | 08/07/2007 |
| 7243710 | Vehicle heat exchanger A vehicle heat exchanger includes heat exchangers overlapped with each other in an airflow direction. The heat exchangers include heat exchanger tubes arranged side by side with each other. The heat exchangers include outer fins interposed between neighboring heat e... | 07/17/2007 |
| 7240724 | Monolithic tube sheet and method of manufacture A monolithic refractory ceramic tube sheet for use in all-ceramic air-to-air indirect heat exchangers, the heat exchanger used in all temperature and all pressure applications. A method for forming the monolithic tube sheet includes casting a refractory ceramic in a... | 07/10/2007 |
| 7237601 | Heat exchanger for cooling a hot gas that contains solid particles A heat exchanger for cooling a hot gas that contains solid particles, comprising heat exchanger tubes through which the hot gas flows, with the tubes being surrounded by a casing, and with ends of the tubes being welded, via weld seams, into bores of respective tube... | 07/03/2007 |
| 7231960 | Cooler for cooling both sides of semiconductor device An object of the present invention is to provide a cooler for cooling both sides (top and bottom surfaces) of a semiconductor device, wherein the variation of pressing force on flat cooling tubes holding a semiconductor device is reduced, thereby uniformly dissipati... | 06/19/2007 |
| 7231715 | Method for forming end surface of heat pipe and structure thereof A method for forming an end surface of a heat pipe and the structure thereof are disclosed. Firstly, the mold module is provided for placing the heat pipe therein. The mold module includes a mold chamber to receive the heat pipe. Then, an extruding shaft is pushed f... | 06/19/2007 |
| 7232275 | Bollard and accessories for use therewith A bollard comprising a series of at least two nested, inverted U-shaped forms of decreasing height set around a common vertical axis. Each U-shaped form has an upper transverse portion and two parallel, vertical legs extending from the upper transverse portion. The ... | 06/19/2007 |
| 7225863 | Plate-type heat exchanger with anodic corrosion protection To protect a plate-type heat exchanger (1) against corrosion due to the attack of sulfuric acid, it is proposed in accordance with the invention that the region through which flows sulfuric acid has at least one metal cathode (16, 17) and one reference... | 06/05/2007 |
| 7226669 | High strength aluminium alloy brazing sheet, brazed assembly and method for producing same The present invention a high strength aluminium alloy brazing sheet, comprising an Al—Zn core layer and at least one clad layer, the core layer including the following composition (in weight percent): ... | 06/05/2007 |
| 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 |
| 7204061 | Fireproof structure and installation method for protecting water pipes A fireproof structure protects water pipes with stable durability even in a high temperature gas environment. Even in a case where it falls off, it does not leave the water pipes suddenly exposed. The fireproof structure for protecting water pipes 25B install... | 04/17/2007 |
| 7192271 | Method and cooling device for the subracks in a chamber furnace The invention relates to a ring furnace pit (2) cooling method, comprising the production of a flux F of cooling fluid inside the pit (2) and the flow of at least a part Fr of said flux F in a roughly vertical manner along determined surfaces of the wa... | 03/20/2007 |
