| Patents for F23L 17 - Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues (1,376) |
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| 02/04/2015 | CN104329659A 超导气化三折射火管节能炉 Superconducting gasification three refracted fire tube stoves |
| 01/29/2015 | WO2015011754A1 Composite combustion device |
| 01/21/2015 | CN204115498U 钼粉加热炉烟道排风螺旋轮 Molybdenum powder furnace flue exhaust helical wheel |
| 01/20/2015 | US8936506 Wind-powered ventilator that creates positive and negative pressures |
| 01/07/2015 | CN204084422U 除尘烟道的连接结构 Connecting structure flue dust |
| 12/25/2014 | US20140373568 Direct venting system for free-standing propane powered absorption refrigerator |
| 12/24/2014 | CN104235867A 除尘烟道的连接结构 Connecting structure flue dust |
| 11/11/2014 | US8881688 Gas-fired water heater with an exhaust assembly |
| 10/30/2014 | US20140323033 Rotor ventilator |
| 10/30/2014 | US20140323025 Chimney cap |
| 09/30/2014 | US8845324 Device for controlling regenerative burners |
| 09/17/2014 | EP2778525A1 Roof feed-through with chimney top cover |
| 09/11/2014 | US20140256242 Vent cap for chimney relining system |
| 09/04/2014 | WO2014076724A4 Capture cooling purification chimneys (ccpc) |
| 08/14/2014 | WO2014076726A4 Global synergy plants for depuration, biomass production and thermoelectric cogeneration (gspdptc) |
| 08/06/2014 | EP2762777A1 Boiler |
| 08/06/2014 | CN203757759U 一种导流装置 One kind of diversion device |
| 07/31/2014 | DE102013101646B3 Rechteckige Deflektorhaube Rectangular deflector hood |
| 07/25/2014 | CA2840652A1 Dual category venting system |
| 07/24/2014 | WO2014111738A2 Device to promote unidirectional flow of media in ducts |
| 07/17/2014 | WO2014076724A3 Capture cooling purification chimneys (ccpc) |
| 07/16/2014 | CN203718819U 烟囱引风机 Chimney draft fan |
| 07/09/2014 | CN103917118A 可变体积排气系统 Variable-volume exhaust system |
| 07/03/2014 | WO2014102263A1 Exhaust gas system with regulating device, and method for operating same |
| 07/03/2014 | WO2014101905A1 Condensation boiler for hydrogen/oxygen high temperature flames |
| 07/03/2014 | US20140187135 Knockdown Multi-Flue Cap |
| 07/02/2014 | EP2748466A1 Plastic fan shroud and cone assembly and method |
| 06/25/2014 | CN203671638U 篝火助燃装置 Campfire combustion device |
| 06/18/2014 | EP2743583A2 Rotor device for a fuel heater with an air exhaust arranged coaxially in an air supply line |
| 06/12/2014 | DE102012024251A1 Rotorvorrichtung für eine Brennstoffheizung mit einer koaxial in einer Zuluftleitung angeordneten Abluftleitung Rotor device for a fuel heating system with a coaxially arranged in a supply air exhaust duct |
| 06/11/2014 | CN102498345B Regenerative thermal oxidization system and method for operating same |
| 06/10/2014 | CA2545225C Direct vent cap |
| 06/04/2014 | CN203628701U 烟气再循环风机系统 Flue gas recirculation fan system |
| 05/28/2014 | EP2735794A1 Chimney-piece for holding at least one chimney pipe of a heating assembly |
| 05/28/2014 | CN103827506A 塑料风扇护罩以及椎体组件和方法 Plastic fan shroud and vertebral components and methods |
| 05/22/2014 | WO2014076726A1 Global synergy plants for depuration, biomass production and thermoelectric cogeneration (gspdptc) |
| 05/22/2014 | DE10119256B4 Frischluft-Abgasführung Fresh air exhaust duct |
| 05/21/2014 | CN203605264U 单列配置100%容量引风机的660mw超超临界锅炉 Single configuration 100% capacity induced draft fan 660mw ultra-supercritical boilers |
| 05/20/2014 | CA2493651C Exhaust fan assembly having a windband |
| 05/14/2014 | DE202013001285U1 Abgasabsaugvorrichtung Abgasabsaugvorrichtung |
| 05/08/2014 | WO2014067890A1 Exhaust gas suction device |
| 05/08/2014 | US20140127632 Draft Inducer for Low Power Multistage Furnaces Utilizing an Electronically Commutated Motor System and an Associated Method of Use |
| 05/07/2014 | CN203586271U 用于炉灶烟囱排烟的引风装置 Blower means for the stove chimney smoke |
| 05/01/2014 | WO2014064426A1 Ventilation system |
| 04/30/2014 | CN103759281A Natural induced air smoke exhaust device capable of being adaptive to wind direction and adjusting resistance in linkage mode |
| 04/15/2014 | US8696416 Multi-Purpose chimney cap device |
| 04/02/2014 | CN203517864U Automatic heat-preservation-type induced draft fan |
| 03/27/2014 | US20140087314 Heat retaining hood assemblies, air curtain destructors with heat retaining hood assemblies, and methods for using the same |
| 03/26/2014 | CN203501154U Superconducting gasifying thrice-refraction fire tube energy-saving furnace |
| 03/25/2014 | CA2603924C Chimney cap apparatus and method |
| 03/20/2014 | WO2014011121A3 Method and device for automatic regulation of optimal conditions of biomass combustion |
| 03/06/2014 | WO2014009688A3 A passive ventilation and/or humidity control unit |
| 02/27/2014 | DE19755617B4 Strömungskanal Flow channel |
| 02/25/2014 | US8658944 Apparatus and method for melting ice, snow or the like in connection with a furnace |
| 02/18/2014 | DE202013105544U1 Kaminabdeckung Fireplace cover |
| 02/12/2014 | CN203431919U Device for controlling smoke smell in common flue |
| 02/11/2014 | US8647182 Exhaust fan assembly |
| 02/06/2014 | WO2013153424A3 Assembled stainless chimney hood of adjustable height |
| 02/05/2014 | CN203420949U Ash-blowing device of boiler induced-draft fan |
| 01/01/2014 | CN203375464U Linkage type air induction device in thermal power plant desulfurization smoke system |
| 12/18/2013 | CN103453545A Smoke exhaust barrel with jet technology for hot-blast stove |
| 12/04/2013 | CN203323161U Smoke exhausting machine for chimney |
| 12/04/2013 | CN103423865A Hot blast stove with multi-layer rotary heat exchanging furnace |
| 12/03/2013 | DE202013104744U1 Kaminabdeckung Fireplace cover |
| 11/20/2013 | CN203298337U Center inducing draft device for sludge combusting furnace |
| 11/14/2013 | WO2013168412A1 Power generation system |
| 11/05/2013 | US8574045 Frost-free vent assembly |
| 10/24/2013 | WO2013158053A1 Chimney with venturi effect |
| 10/23/2013 | EP2654116A1 Power generating system and method for operating same |
| 10/09/2013 | CN203231333U Flue gas exhaust device of biomass boiler |
| 10/03/2013 | US20130255546 Wall mounted pellet stove |
| 10/02/2013 | CN103335325A Linked draft device in desulfuration flue gas system of heat-engine plant and operation method of linked draft device |
| 09/11/2013 | CN103291663A Boiler induced-draft fan soot blower |
| 09/10/2013 | US8529323 Method and arrangement for controlling the draft effect of a flue duct upon an upstream exhaust gas cleaning system |
| 09/06/2013 | WO2013028694A8 Plastic fan shroud and cone assembly and method |
| 08/23/2013 | DE202013006134U1 Aufputz (AP)-Kondensatablauf Exposed (AP) -Kondensatablauf |
| 08/14/2013 | CN203131837U Center air inducing device of vertical sludge combustion furnace |
| 08/07/2013 | CN103234217A Novel small-flue induced draught system |
| 07/31/2013 | CN203099885U Air preheating biomass boiler |
| 07/30/2013 | CA2571052C A plant for heating by combustion of a solid fuel |
| 07/17/2013 | CN203068559U Heater-used blower |
| 06/12/2013 | CN202993247U Smoke exhaust barrel of hot air furnace through jet technology |
| 06/12/2013 | CN202993237U Highly-effective and energy-saving combustion system of denitration dedusting boiler |
| 05/28/2013 | CA2501248C Chimney cap apparatus and method |
| 05/23/2013 | US20130130605 Motor-driven chimney draft system and an impeller for use in the system |
| 05/22/2013 | EP2594847A1 A motor-driven chimney draft system and an impeller for use in the system |
| 05/01/2013 | EP2587152A1 Outlet pipe assembly, inlet/outlet pipe assembly and kit with such an assembly |
| 04/24/2013 | CN103062788A Combustion furnace smoke exhausting method |
| 04/10/2013 | CN202868716U Coal-fired steam boiler capable of automatic pressure control |
| 03/27/2013 | CN102997270A Coal fired steam boiler capable of automatically controlling pressure |
| 03/27/2013 | CN102213448B Fast ignition smoke pumping cylinder device for honeycomb briquette |
| 03/21/2013 | WO2013039067A1 Negative pressure-type incinerator equipped with power generator |
| 03/21/2013 | US20130068174 Firewood boiler |
| 02/28/2013 | WO2013028694A1 Plastic fan shroud and cone assembly and method |
| 02/28/2013 | WO2012173844A8 Variable-volume exhaust system |
| 02/13/2013 | CN102927587A Draught fan used for heated brick bed |
| 02/06/2013 | CN202719624U Chimney ejector |
| 01/23/2013 | CN202692115U External flue draught fan |
| 01/03/2013 | DE102010008514B4 Vorrichtung zur Montage von Abdeckungen an Kaminen oder Abzügen Device for mounting covers on chimneys or vents |
| 12/26/2012 | CN202630390U Hot air furnace with multi-layer rotary heat exchange furnace pipe |