| Patents for F28F 11 - Arrangements for sealing leaky tubes or conduits (1,051) |
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| 10/06/2011 | WO2011123637A1 Assembly for plugging a tube |
| 10/06/2011 | WO2011123590A1 Plug kit for pressured components |
| 10/05/2011 | CN202002542U Automobile heat radiator water chamber and water inlet and outlet pipe combined sealing connector |
| 09/28/2011 | CN102200408A Isolating air curtain structure of leak-free sealing system of rotary gas-gas heater |
| 09/28/2011 | CN102200407A Axial isolating sealed cabin of leak-free sealing system of rotary gas-gas heater |
| 09/28/2011 | CN102200401A Heat exchanger |
| 09/22/2011 | US20110226445 Heat exchanger |
| 09/21/2011 | CN201983691U 用于热管换热器的自锁紧密封装置 Self-locking seal means for heat pipe heat exchanger |
| 08/31/2011 | CN102168934A Repairing method for heat exchanger |
| 08/31/2011 | CN102168927A High-efficiency air blocking-free honeycomb cellular type heat exchanger |
| 08/31/2011 | CN101303211B Rotor radial seal structure of rotary type heat exchanger |
| 08/17/2011 | CN201935626U 一种石墨换热块微渗漏修补装置 Microleakage graphite block heat exchanger repair device |
| 08/03/2011 | CN102141350A Large-scale shell and tube graphite heat exchanger structure |
| 07/14/2011 | WO2011084248A2 Apparatus and method for purging gases released from a heat exchanger |
| 07/13/2011 | CN201897316U Heat exchanging device for hot water machine |
| 06/29/2011 | CN102109284A Double-tube heat exchanger |
| 06/22/2011 | CN102102959A Heat exchanger, welding member and air conditioner |
| 06/08/2011 | CN201858926U Compensation seal pretightening device used for heat exchanger |
| 06/08/2011 | CN201858925U Separator sealing device for heat pipe heat exchanger |
| 06/08/2011 | CN102087078A Serially connected casing pipe heat exchange device |
| 05/25/2011 | CN201844738U Water chamber structure of heat exchanger |
| 05/25/2011 | CN201844704U Large-diameter enamelled glass sheet condenser |
| 04/27/2011 | CN201811617U Copper alloy plate type heat exchanger |
| 04/27/2011 | CN102032820A All-welded high-pressure plate type heat exchanger |
| 04/13/2011 | CN201795699U High-pressure cast aluminum heating radiator |
| 04/13/2011 | CN102016481A Method for repairing plate heat exchangers |
| 03/30/2011 | CN201780037U Sealing device for graphite heat exchange tube in graphite heat exchanger |
| 03/30/2011 | CN201780036U Sealing head device for graphite heat exchanger |
| 03/16/2011 | EP2295924A2 Gasket, reactor using the same for spiral sealing and manufacturing method thereof |
| 03/16/2011 | CN201764881U Graphite heat exchanger of block hole type for forcefully deflecting and sealing |
| 03/09/2011 | CN201757617U Heater radiator plug with air exhaust mechanism |
| 02/16/2011 | CN201748841U Corrugated connector and radiator water channel connecting structure employing same |
| 02/02/2011 | CN201731800U Pipe joint sealing structure for heat exchanger |
| 01/26/2011 | CN201724599U Pass partition sealing mechanism for methane heat exchanger |
| 01/26/2011 | CN101960250A Gasket, reactor using the same for spiral sealing and manufacturing method thereof |
| 01/19/2011 | EP2275199A2 Method of making cylindrical tube and corrosion resistant tube |
| 01/19/2011 | CN201715904U Heat pipe exchanger capable of being disassembled to be maintained |
| 01/05/2011 | EP2269726A2 Method of making an fluid conducting parts via welding and parts obtained thereby |
| 01/05/2011 | EP2268992A1 Method for repairing plate heat exchangers |
| 12/08/2010 | EP2257756A1 A plate heat exchanger |
| 12/01/2010 | CN201662348U Waste gas heat exchanger for boarding machine |
| 11/24/2010 | CN101893398A Profile heat pipe integrated radiator |
| 08/25/2010 | CN201561687U Diaphragm sealing structure for heat tube heat exchanger of flame-proof box body |
| 08/25/2010 | CN201561446U All-schema double three sealing air preheater |
| 08/25/2010 | CN101033923B Non-hyperthermia heat pipe structure |
| 08/24/2010 | US7779893 Combination heat exchanger having an improved end tank assembly |
| 08/18/2010 | CN201555499U Novel water chamber sealing structure of radiator tank |
| 08/18/2010 | CN201555498U Dragging type sealing structure of air preheater |
| 08/11/2010 | CN201548090U Radiator |
| 08/04/2010 | CN201540058U Composite sealing device of rotary-type heat exchanger |
| 08/04/2010 | CN201540042U Radiator |
| 06/23/2010 | EP2198216A1 Heat exchanger coupling blocking plug |
| 06/23/2010 | CN201514151U Rotary air preheater sealing device |
| 06/16/2010 | CN101738116A Heat exchange method of acetic acid vapor containing bromine in preparing terephthalic acid and special device thereof |
| 06/01/2010 | US7726025 Structure for preventing refrigerant from leaking in heat exchanger and method for forming the same |
| 05/12/2010 | CN201463700U Plug puller |
| 05/12/2010 | CN201463699U 组合堵头 Combination Plug |
| 05/12/2010 | CN201463698U Individual plug |
| 04/28/2010 | CN201443778U Highly-effective air preheater resisting flue gas erosion |
| 03/31/2010 | CN201434627Y Flexible sealing device of rotary air preheater |
| 02/03/2010 | CN201397072Y Heat exchanger for cooling in high-speed motor vehicle control device |
| 01/27/2010 | CN201392134Y Sealing device of rotary heat exchanger |
| 01/20/2010 | CN201387262Y Negative-pressure resistance and high-temperature resistance polytetrafluoroethylene tube type heat exchanger |
| 01/20/2010 | CN100582639C Anti-corrosion spacer ring type flange of plate type heat exchanger |
| 01/07/2010 | WO2009128620A3 Gasket, reactor using the same for spiral sealing and manufacturing method thereof |
| 11/12/2009 | WO2009136068A1 Method for repairing plate heat exchangers |
| 11/11/2009 | CN201344757Y Sealing joint strip for plate exchanger with accessory |
| 10/22/2009 | WO2009128620A2 Gasket, reactor using the same for spiral sealing and manufacturing method thereof |
| 10/21/2009 | CN201331293Y Plug used for quick plugging of graphite shell and tube heat exchanger |
| 10/14/2009 | CN201327344Y Sealing device for heat exchanger |
| 09/02/2009 | CN201302420Y Sealing structure of floating pipe of air preheater |
| 09/02/2009 | CN100535500C Flow through tube plug |
| 08/04/2009 | CA2366511C A method for leakage control and localisation of leakages in the internal faces of heat exchangers |
| 07/29/2009 | CN201281569Y Cover plate seal structure for pipe through the tank |
| 05/06/2009 | CN201233195Y Sealing gasket for plate-type heat exchanger |
| 04/29/2009 | CN201229142Y Detachable heat exchanger for experiment |
| 04/28/2009 | CA2377689C Method of plugging a hole and a cooling element manufactured by said method |
| 04/23/2009 | WO2007016422A3 Hybrid heat exchanger |
| 04/08/2009 | CN201218692Y Leak-stoppage clamping fixture for heat exchanger tube plate |
| 02/25/2009 | CN101373124A Anticorrosive spacer ring type flange of plate heat exchanger |
| 02/25/2009 | CN101373122A Regenerative heat exchanger and radial seal for use for such and method for separating gaseous media in a regenerative heat exchanger |
| 01/15/2009 | DE102007060378A1 Stopper for internal-sided sealing of pipe i.e. heat exchanger pipe, has expandable retaining part arranged in axial distance from body and including cutting- or profile units that cut or profile into pipe during actuation of clamping unit |
| 11/26/2008 | CN201155939Y Anti-return sealing system for vehicular heat exchanger |
| 11/12/2008 | CN101303211A Rotor radial seal structure of rotary type heat exchanger |
| 10/22/2008 | CN201138158Y Heat exchanger in highly pressured shell-and-tube |
| 10/22/2008 | CN101290198A Prestressing force envelope type heater |
| 09/25/2008 | WO2008091629A3 Energy recovery ventilation with feedback and dehumidification |
| 08/06/2008 | CN101236057A Aluminum foil air heat exchanger |
| 07/31/2008 | WO2008091629A2 Energy recovery ventilation with feedback and dehumidification |
| 07/30/2008 | CN201093923Y Apparatus for on-line detection and preventing leakage of tubular heat exchanger leakage point |
| 07/17/2008 | US20080169085 Heat exchanger |
| 07/09/2008 | CN201083149Y Sealing device for tractor radiation water box |
| 07/02/2008 | CN201081598Y Pressure test device for floating head exchanger |
| 06/12/2008 | WO2008068550A1 Method for isolating or sealing a leaky tube |
| 06/12/2008 | WO2008068549A1 Method and cutting tool for cutting a tube butt-welded to a tube plate and for reconstructing the welding seat |
| 03/04/2008 | US7337836 Heat exchanger with leakage vent |
| 02/28/2008 | US20080047687 Combination heat exchanger having an improved end tank assembly |
| 01/22/2008 | CA2274614C A method of leak testing an assembled plate type heat exchanger |
| 01/09/2008 | CN201003919Y A non high-temperature thermal pipe structure |
| 01/01/2008 | US7314343 Miniature manipulator for servicing the interior of nuclear steam generator tubes |