| Patents for F22B 7 - Steam boilers of furnace-tube type, i.e. the combustion of fuel being performed inside one or more furnace tubes built-in in the boiler body (352) |
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| 02/26/2015 | DE102013109167A1 Verdampfer mit Umkehrbrennkammer Evaporator with reverse combustion chamber |
| 02/18/2015 | EP2836769A2 Renewable energy storage system |
| 02/17/2015 | US8955467 Steam boiler |
| 01/14/2015 | CN104285117A 具有旁路和混合器的废热锅炉 With a waste heat boiler bypass and mixer |
| 10/07/2014 | US8851023 Continuous steam generator |
| 09/23/2014 | US8839746 Oxygen measuring apparatuses |
| 08/06/2014 | CN102721034B 一种高效节能型蒸汽发生器 A highly efficient energy-saving steam generator |
| 01/29/2014 | EP2689184A2 Method and apparatus for generation of vapour for use in an industrial process |
| 12/25/2013 | CN103477150A Generation of steam for use in an industrial process |
| 11/14/2013 | WO2013167180A1 Waste heat boiler with bypass and mixer |
| 09/12/2013 | WO2013132251A2 Renewable energy storage system |
| 08/08/2013 | WO2010113181A3 A packaged fire -tube steam boiler |
| 07/30/2013 | CA2717301C Heating apparatus |
| 06/25/2013 | CA2693346C Integral waterwall external heat exchangers |
| 06/12/2013 | EP2601472A1 U-tube vaporizer |
| 05/23/2013 | WO2013073851A1 Boiler including a multilayer heat plate furnace smoke tube |
| 05/23/2013 | US20130125839 U-tube vaporizer |
| 01/10/2013 | WO2012127250A3 Method and apparatus for generation of vapour for use in an industrial process |
| 10/23/2012 | US8291869 Method for preventing coagulation in exhaust pipe of boiler |
| 10/10/2012 | CN102721034A High-efficiency energy-saving type steam generator |
| 09/27/2012 | CA2830318A1 Method and apparatus for generation of vapour for use in an industrial process |
| 09/25/2012 | CA2731469C Water heater, steam generator and gas burner therefor |
| 06/13/2012 | CN202274473U 立式蒸汽锅炉 Vertical steam boiler |
| 06/06/2012 | CA2761035A1 Steam generator |
| 05/24/2012 | DE102010052268A1 Pulsstrahl-Dampferzeuger Pulse-jet steam generator |
| 05/01/2012 | CA2651787C A fuel preheater for a low maintenance fluid heater |
| 04/04/2012 | EP1748886B1 Non-homogeneous engine component formed by powder metallurgy |
| 04/04/2012 | CN101725955B 环保常压高温蒸汽发生器 Environmental pressure high-temperature steam generator |
| 03/20/2012 | US8136485 Flue, and a boiler including such a flue |
| 03/08/2012 | WO2012027823A1 Heat exchanger using non-pure water for steam generation |
| 03/08/2012 | US20120055421 Sectional Boiler |
| 03/08/2012 | CA2810068A1 Heat exchanger using non-pure water for steam generation |
| 02/14/2012 | US8113154 Transition element for a passage in a water heater |
| 10/18/2011 | CA2508911C Method for reducing the formation of nitrogen oxides in steam generation |
| 09/13/2011 | US8016589 Method of starting up a direct heating system for the flameless combustion of fuel and direct heating of a process fluid |
| 09/08/2011 | US20110214622 Continuous steam generator |
| 08/04/2011 | US20110185987 Cast iron or aluminum sectional boiler |
| 07/27/2011 | EP2348200A2 Direct evaporator apparatus as well as system and method for energy recovery |
| 07/26/2011 | CA2651783C Method of firing a low maintenance fluid heater |
| 05/31/2011 | CA2351918C Water heater, steam generator and gas burner therefor |
| 05/05/2011 | WO2011050749A1 Low emission and environment-friendly boiler |
| 03/30/2011 | CA2716054A1 Circulating fluidized bed (cfb) with in-furnace secondary air nozzles |
| 03/08/2011 | US7900589 High efficiency water heater |
| 02/16/2011 | CN201748390U An improved gas steamer |
| 02/08/2011 | CA2629127C Inwardly firing burner and uses thereof |
| 02/02/2011 | CN101965481A Heating apparatus |
| 01/05/2011 | CN101091088B Boiler furnace that avoids thermal no2 |
| 12/04/2010 | CA2706122A1 Firetube heat exchanger |
| 12/01/2010 | EP2256405A2 Boiler for electrical generator based on external boiler with improved yield |
| 11/24/2010 | EP2253882A1 Heating apparatus |
| 10/06/2010 | CN1818465B High-efficient burner |
| 09/23/2010 | US20100236500 Method for burning coal using oxygen in a recycled flue gas stream for carbon dioxide capture |
| 09/01/2010 | EP2222544A1 Remote power-generating assembly |
| 08/18/2010 | CN101310146B Steam generator |
| 08/12/2010 | CA2852121A1 Method and system for recovering oil and generating steam from produced water |
| 07/14/2010 | CN201526947U Environment-friendly constant-pressure high-temperature steam generator |
| 07/07/2010 | CN101769528A Small-sized normal-pressure type high energy-saving steam oven |
| 06/16/2010 | CN201507908U Energy-saving environment-friendly steam water boiler |
| 06/09/2010 | CN1756924B Method for reducing the formation of nitrogen oxides in steam generation |
| 06/09/2010 | CN101725955A Environment-friendly constant-pressure and high-temperature steam generator |
| 04/14/2010 | CN101149145B Building block type heat storage and combustion total radiation boiler |
| 03/18/2010 | US20100065442 Flue gas analyser |
| 02/17/2010 | CN201407640Y Pressureless boiler capable of providing high-temperature and low-temperature heat sources |
| 02/11/2010 | DE20321767U1 Dampferzeuger mit reduzierter Kalkablagerung Steam generator with reduced calcification |
| 12/23/2009 | CN201368442Y Small-sized normal-pressure type high energy-saving steam oven |
| 11/12/2009 | US20090277399 Water heater and method of operating a waterheater |
| 11/05/2009 | US20090272340 Flue, and a Boiler Including Such a Flue |
| 10/21/2009 | CN201331045Y 锅炉 Boiler |
| 10/14/2009 | CN201327039Y Equipment for generating hot steam water by harmless combustion of garbage |
| 09/30/2009 | CN101545625A Dustless thermal circulation boiler |
| 09/16/2009 | CN201310868Y Double-room hybrid-return tube plate free gas or oil boiler |
| 09/11/2009 | WO2009110509A1 Heating apparatus |
| 09/11/2009 | CA2717301A1 Heating apparatus |
| 08/27/2009 | US20090211539 Reaction chamber for a direct contact rotating steam generator |
| 08/26/2009 | CN201297612Y Vertical full-fin pipeless boiler |
| 08/13/2009 | US20090199788 Flue baffle for gas-fired hot water tanks |
| 08/12/2009 | CN201289068Y Coal burning coal gasification burning heating stoves |
| 08/05/2009 | CN201285028Y Atmospheric reverse-combusting slewing steam boiler |
| 07/15/2009 | CN201273559Y Energy-saving industrial boiler |
| 07/15/2009 | CN201273558Y Steam generating furnace for sterilization by atmospheric energy-saving bacteria stick |
| 07/14/2009 | US7559293 High efficiency water heater |
| 06/03/2009 | EP2065640A2 Gas temperature control apparatus for denox boiler in engine cogeneration plant |
| 06/03/2009 | CN201251168Y Multifunctional soup stove |
| 06/02/2009 | CA2556470C Single pass fuel-fired fluid heating/storage device |
| 06/02/2009 | CA2555537C Fuel-fired dual tank water heater having dual pass condensing type heat exchanger |
| 05/27/2009 | CN101440954A Non-pressure boiler capable of providing high and low temperature heat source |
| 05/19/2009 | US7534306 Steam humidifier and method |
| 05/13/2009 | CN201237335Y Novel water heater |
| 04/29/2009 | CN201228958Y Domestic energy-saving coal-burning stove |
| 04/22/2009 | CN201225667Y Multifunctional coal firewood two-purpose energy-saving stove |
| 04/22/2009 | CN201225608Y Sulfurous iron ore acid making waste heat boiler |
| 04/16/2009 | WO2005118285A3 Non-homogeneous engine component formed by powder metallurgy |
| 04/15/2009 | CN101408910A Method for quantitatively evaluating safety of boiler parts |
| 03/25/2009 | CN201212670Y Energy-saving coal boiler |
| 03/18/2009 | CN201209847Y Calandria high-efficiency micro-pressure steam boiler |
| 03/17/2009 | US7503761 Method for reducing the formation of nitrogen oxides in steam generation |
| 03/10/2009 | US7500454 High efficiency water heater |
| 02/25/2009 | CN201199024Y Environment protection energy-saving multiple-tube steam boiler |
| 02/12/2009 | US20090038962 Flue gas analyser |
| 02/11/2009 | CN201193873Y Smokeless boiler |