| Patents for F22B 5 - Steam boilers of drum type, i.e. without internal furnace or fire tubes, the boiler body being contacted externally by flue gas (271) |
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| 02/17/2015 | US8955467 Steam boiler |
| 12/10/2014 | CN204005896U 自产蒸汽式食用菌灭菌器 Mushroom production steam sterilizer |
| 07/02/2014 | EP2748436A1 Gasification reactor |
| 07/02/2014 | CN203686989U 气化灶用蒸汽发生器 Gasification stove with steam generator |
| 06/04/2014 | CN103842624A Gasification reactor |
| 02/11/2014 | US8646415 System and method for zero liquid discharge |
| 10/15/2013 | US8555809 Method for constant concentration evaporation and a device using the same |
| 03/28/2013 | WO2013041543A1 Gasification reactor |
| 03/28/2013 | CA2847805A1 Gasification reactor |
| 01/02/2013 | CN102859276A Controlling variables in boiler pressure vessels |
| 11/28/2012 | EP2526338A2 Controlling variables in boiler pressure vessels |
| 11/24/2012 | CA2776284A1 Steam boiler with insert |
| 09/18/2012 | US8267051 Water heater |
| 07/05/2012 | WO2011090576A3 Controlling variables in boiler pressure vessels |
| 06/27/2012 | EP2467583A2 Method and device for operating cogeneration power plants |
| 05/30/2012 | CN102483227A Heater for creating steam for a solar thermal power plant |
| 05/03/2012 | WO2011020463A3 Method and device for operating cogeneration power plants |
| 03/29/2012 | WO2012040512A2 Therapeutic vaporizer |
| 03/28/2012 | CN202177089U 一种新型环保单锅筒燃煤锅炉 A new environmentally friendly coal-fired boiler single-drum |
| 03/22/2012 | CA2812282A1 Therapeutic vaporizer |
| 12/27/2011 | US8082888 Thermal switch for energy sustaining water heater |
| 09/29/2011 | WO2010149387A3 Heat exchanger for steam generation for a solar-thermal power plant |
| 08/18/2011 | US20110197830 Continuous steam generator |
| 07/20/2011 | EP2345841A1 Heating area assembly of a steam generator or a heat exchanger |
| 04/26/2011 | CA2442450C Combustion chamber with high temperature protective coating |
| 03/10/2011 | US20110056442 Reaction chamber for a direct contact rotating steam generator |
| 02/17/2011 | US20110036308 System and method for zero liquid discharge |
| 01/26/2011 | EP2278220A1 Heater for creating steam for a solar thermal power plant |
| 12/29/2010 | WO2010149387A2 Heat exchanger for steam generation for a solar-thermal power plant |
| 09/22/2010 | CN101842642A Method for heating liquid heat carrier and a device for carrying out said method |
| 09/08/2010 | EP2225524A2 Water vaporizer with intermediate steam superheating pass |
| 09/01/2010 | CN201568944U Portable simple steam boiler |
| 07/28/2010 | EP2211121A2 Method for heating liquid heat carrier and a device for carrying out said method |
| 06/01/2010 | US7727494 Child care storage having steam sterilizing apparatus |
| 05/26/2010 | CN101319788B High performance fuel heat accumulation type condensation energy-saving boiler |
| 02/18/2010 | US20100037835 Direct contact rotating steam generator using low quality water with zero liquid discharge |
| 02/17/2010 | CN201407639Y Phase-change furnace for burning pulverized coal |
| 12/30/2009 | CN201370444Y Energy-saving furnace head |
| 10/14/2009 | CN100549531C High efficiency multi-functional energy-saving range |
| 08/27/2009 | US20090211539 Reaction chamber for a direct contact rotating steam generator |
| 08/20/2009 | US20090205587 Liquid or liquified gas vaporization system |
| 05/27/2009 | CN101440953A Phase-change furnace for combusting coal fines |
| 05/13/2009 | CN201237335Y Novel water heater |
| 05/06/2009 | CN201233050Y Heating system for utilizing heat energy by burning hillock burnt by coal mine |
| 04/01/2009 | CN201215336Y Energy-conserving steaming and frying integration range |
| 02/25/2009 | CN201199085Y Communicating type multifunctional integrated stove set |
| 02/19/2009 | WO2009008768A3 Method for heating liquid heat carrier and a device for carrying out said method |
| 01/28/2009 | CN201187768Y Small-sized heat supply stove |
| 01/15/2009 | WO2009008768A2 Method for heating liquid heat carrier and a device for carrying out said method |
| 01/14/2009 | CN201181019Y Stainless steel energy conserving furnace |
| 12/24/2008 | DE102007029244A1 Dampferzeuger, Garvorrichtung, Verfahren zum Betrieb beziehungsweise zur Herstellung eines Dampferzeugers sowie Verfahren zum Kühlen einer Heizvorrichtung Steam generator, cooking apparatus, method of operation or for the production of a steam generator and method for cooling a heater |
| 12/18/2008 | CA2690268A1 Steam generator, cooking device, method for the operation and manufacture of a steam generator and method for cooling of a heating device |
| 12/10/2008 | CN201163017Y High-efficiency energy-saving vertical steam generator |
| 12/10/2008 | CN101319788A High performance fuel heat accumulation type condensation energy-saving boiler |
| 10/22/2008 | CN101290111A Steam generator |
| 10/01/2008 | CN100422635C Energy-saving environment-friendly gasification boiler |
| 08/27/2008 | CN101251275A Thermopower-using heat distribution system for coal mine ignition combustion hillock |
| 08/05/2008 | CA2523969C Dual pressure recovery boiler |
| 06/03/2008 | US7380523 Control for a fuel-fired water heating appliance having variable heating rates |
| 05/14/2008 | CN101178183A High efficiency multi-function energy-saving range |
| 04/30/2008 | EP1916419A1 Rotary steam engine |
| 04/29/2008 | US7363882 Condensation removal for use with a draft inducer |
| 02/27/2008 | CN201028477Y Methane boiler |
| 12/21/2007 | WO2007147108A2 Portable heating device ventilation |
| 11/07/2007 | CN200972100Y Vertical four-return non-pipe boiler |
| 11/01/2007 | US20070251467 Combustion apparatus |
| 10/17/2007 | CN200961848Y 燃气蒸箱 Gas Steamer |
| 09/26/2007 | CN101042232A Methane boiler |
| 09/18/2007 | US7270087 Heat trap |
| 08/08/2007 | CN2932093Y Integrated firewood steamer cabinet |
| 07/11/2007 | CN2921598Y Energy-saving environment protection gasification boiler |
| 06/27/2007 | CN2916383Y Domestic boiler |
| 05/24/2007 | US20070113799 Water Heater Burner Clogging Detection and Shutdown System |
| 05/09/2007 | CN2898641Y Two-purpose steam hot-water heater with firewood as fuel |
| 02/22/2007 | US20070039568 Water Heater Burner Clogging Detection and Shutdown System with Associated Burner Apparatus |
| 01/10/2007 | CN2856725Y Integral coal gasified hot water boiler |
| 01/03/2007 | CN1888528A Thick oil exploiting coal firiag steam boiler |
| 12/21/2006 | US20060283404 Auxiliary device for a hot water device |
| 10/04/2006 | EP1307690B1 Method and device for the generation of steam, in particular for a cooking device |
| 08/30/2006 | CN2811374Y Steam generator for ironing clothes |
| 08/22/2006 | US7093565 Heat trap |
| 07/26/2006 | CN2800072Y Horizontal energy-saving oil-fired/gas-fired boiler |
| 06/21/2006 | CN1789808A Energy-saving environment-friendly gasification boiler |
| 04/25/2006 | US7032543 Water heater with pressurized combustion |
| 03/16/2006 | US20060054110 Heat trap |
| 12/15/2005 | WO2005119125A1 Double heat trap in unitary body |
| 12/15/2005 | DE102004025223A1 Gasbeheizter Warmwasserbereiter A gas-fired water heater |
| 12/01/2005 | US20050263190 Double heat trap in unitary body |
| 11/20/2005 | CA2506044A1 Gas-fired water heater |
| 11/01/2005 | US6959668 Method and apparatus for generating steam for a cooking device |
| 09/20/2005 | US6945196 Gas-fired water heater |
| 08/24/2005 | CN2720263Y Steam generator |
| 08/02/2005 | US6923148 Combustion chamber with high temperature protective coating |
| 06/29/2005 | CN2706675Y Water-saving high efficient steam cleaner furnace liner |
| 04/19/2005 | US6880493 Gas water heater and method of operation |
| 03/31/2005 | US20050066913 Combustion chamber with high temperature protective coating |
| 03/17/2005 | DE10228595B4 Aufheizeinrichtung Heating device |
| 12/29/2004 | CN2667311Y Two-into-one graphite hydrogen-chloride steam boiler |
| 10/13/2004 | CN2648287Y Mechanical grate shaping coal steaming furnace |
| 10/06/2004 | CN2646569Y Atmospheric pressure high-temperature steam boiler |