| Patents for F23L 17 - Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues (1,376) |
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| 09/22/2005 | US20050204582 Exhaust fan assembly |
| 09/21/2005 | EP1365198B1 Cogeneration device |
| 09/21/2005 | CN2727575Y Novel fume extractor |
| 09/14/2005 | CN2725733Y Protective household chimney induced fan |
| 09/09/2005 | WO2005083324A1 Cowl for reduction of chimney effect |
| 09/08/2005 | US20050197055 Chimney cap |
| 09/08/2005 | DE10350104B4 Vorrichtung zum Erzeugen, Speichern und Abgeben von Wärme an einen zu beheizenden Raum Apparatus for generating, storing and supplying heat to a space to be heated |
| 09/07/2005 | EP1570210A1 Method for treating emissions |
| 09/06/2005 | US6938562 Apparatus for waste gasification |
| 09/01/2005 | CA2459368A1 Venturi barometric draft regulator |
| 08/25/2005 | DE202005008906U1 Variable geometry outlet for smoke duct or hot air vent is closed by a movable outer flap and with adjustable position airflow guides under the flap |
| 08/17/2005 | CN2718410Y Civil side draught fan |
| 08/16/2005 | CA2305222C Incinerator for removing noxious substances |
| 08/11/2005 | WO2005073631A1 Exhaust fan assembly |
| 08/10/2005 | EP1562000A1 Recovering of waste heat of fumes of a heat generator |
| 08/09/2005 | US6926600 Chimney cap apparatus and method |
| 08/04/2005 | WO2005071318A1 Chimney head, intended especially for flue gas venting |
| 08/04/2005 | US20050166985 Pipe cap |
| 08/03/2005 | CN2714983Y Civil chimney induced draft fan with antifreezing function |
| 08/03/2005 | CN1213252C Power generator and waste heat supply heat apparatus |
| 07/20/2005 | CN2711560Y Cinder burning up chamber |
| 07/20/2005 | CA2493651A1 Exhaust fan assembly having a windband |
| 07/19/2005 | US6918827 Universal chimney cap |
| 07/13/2005 | CN1210520C Damping wind band |
| 06/30/2005 | DE10346344B4 Abdeckhaube für Abgasrohre, insbesondere Kaminabdeckung Cover for exhaust pipes, particularly fireplace cover |
| 06/29/2005 | EP1269079A4 Acoustic wind band |
| 06/23/2005 | US20050133021 Hot water apparatus |
| 06/23/2005 | DE202004019724U1 Chimney hood for multiple and single chimney tops has clamping system for non-damaging fixing of profile body and apron elements in area of respective chimney top; profile body is formed with multiply folded metal sheet |
| 06/23/2005 | DE102004010214B3 Modular chimney system has partition walls between air feed channels and central flue of each chimney block provided with longitudinal channels receiving ribs on outside of flue liner |
| 06/22/2005 | EP1544555A2 Hot water apparatus |
| 06/16/2005 | US20050130576 Method and device to prevent indoor release of carbon monoxide and smoke from combustors |
| 06/16/2005 | DE102004023026A1 Gas-water heat exchanger for providing hot water in building consists of pipe wound in double spiral coil round flue rising vertically from combustion chamber of fire |
| 06/16/2005 | DE10113568B4 Schornsteinkopf Chimney cap |
| 06/09/2005 | WO2005052449A1 Method and device for controlling a chimney draught in an upstream connected exhaust gas cleaning system |
| 06/08/2005 | CN2703964Y Garbage incinerator |
| 06/01/2005 | CN1204359C Incinerator for removing noxious substances |
| 05/18/2005 | CN2700728Y Straight-through type exhaust-heat boiler without induced fan of longitudinal arranged double barrel used for magnesium metallurgy by Pijiang method |
| 05/04/2005 | CN2697458Y Environment protection combustion aid without smoke exhausting |
| 04/20/2005 | EP1222405A4 Improved assembly of orifice chambers |
| 04/06/2005 | CN1603689A Air inlet-outlet pipe |
| 04/05/2005 | CA2340866C Glass melting process and furnace therefor with oxy-fuel combustion over melting zone and air-fuel combustion over fining zone |
| 03/30/2005 | CN2689066Y Blasting drum style solid incinerators |
| 03/29/2005 | CA2295266C Fireplace with vertical or horizontal venting |
| 03/22/2005 | CA2351795C Ventilation system and method |
| 03/17/2005 | WO2005024303A1 Draft inducer performance control |
| 03/17/2005 | WO2005024241A1 Apparatus and method for maintaining an operating condition for a blower |
| 03/17/2005 | US20050059335 Manufactured chimney cap |
| 03/17/2005 | CA2541945A1 Apparatus and method for maintaining an operating condition for a blower |
| 03/17/2005 | CA2537192A1 Draft inducer performance control |
| 03/09/2005 | CN1592830A 燃气炉具 Gas stoves |
| 03/03/2005 | US20050048895 Universal chimney cap |
| 03/03/2005 | US20050048427 Draft inducer performance control |
| 03/03/2005 | US20050047922 Apparatus and method for maintaining an operating condition for a blower |
| 03/02/2005 | EP1509726A1 Improved apparatus for waste gasification |
| 02/23/2005 | CN1584399A Refuse incinerator |
| 02/08/2005 | US6852023 Liner adaptor for chimneys |
| 01/27/2005 | WO2005008131A1 Device for increasing draught in chimneys |
| 01/26/2005 | EP1500877A1 ventilation air discharge apparatus mounted on a roof or a building wall |
| 01/26/2005 | EP1500876A1 Ventilation air discharge apparatus mounted on a roof or a building wall |
| 12/23/2004 | WO2004048852A8 Method for treating emissions |
| 12/09/2004 | DE10352847B3 Process for reducing a chimney pulling action comprises immersing a lower open chimney tube in a sink, forming a liquid barrier as an end of the chimney tube, and releasing pressure of the flue gas purification system |
| 12/01/2004 | CN2660335Y Smoke extractor for heated kang |
| 11/25/2004 | WO2004023041A3 Draft inducer system |
| 11/24/2004 | CN2658286Y Exhaust duct system for air return |
| 11/18/2004 | DE202004010233U1 Burner for heating plant has burner fan driven by electronically commutated electric motor |
| 11/10/2004 | CN2655059Y Draught fan for household cooking range |
| 11/03/2004 | CN2653325Y 民用引风机 Civil induced draft fan |
| 10/20/2004 | EP1469254A1 Horizontal roof or exterior wall passage |
| 10/20/2004 | EP1469136A1 Roof passage system |
| 10/14/2004 | WO2004061369A3 Bottom venting fireplace system |
| 10/13/2004 | EP1467153A1 Gas stove |
| 10/13/2004 | EP1214486A4 Acoustic silencer nozzle |
| 09/14/2004 | CA2351828C Furnace with combustion air-cooled draft inducer fan |
| 09/08/2004 | CN2639730Y Group inclined pipe secondary hot air smoke eliminating device |
| 08/25/2004 | EP1450101A1 Terminal duct for balanced flue |
| 08/17/2004 | US6776704 Exterior inlet/exhaust port |
| 08/05/2004 | US20040148883 Ventilation pipe plug |
| 08/03/2004 | US6769425 Fuel-fired furnace with combustion air-cooled draft inducer fan motor |
| 07/28/2004 | CN1516631A System and process for treatment of gaseous emission |
| 07/22/2004 | WO2004061369A2 Bottom venting fireplace system |
| 07/22/2004 | US20040142652 Liner adaptor for chimneys |
| 07/22/2004 | CA2512372A1 Bottom venting fireplace system |
| 07/15/2004 | DE20220876U1 Chimney cover comprises hood fitted over end of chimney and with additional smoke outlet opening provided between cover and/or flow element and installed in vertical direction beneath hood |
| 07/08/2004 | US20040129264 Draft inducer system |
| 07/08/2004 | DE202004006778U1 Closure trap for chimney hearth has sleeve defining inner space and multiple plates defining air flow passages with condensate collecting gutters |
| 07/01/2004 | US20040123859 Bottom venting fireplace system |
| 06/30/2004 | EP1434017A1 Forced draught wall mounted boiler |
| 06/29/2004 | US6755138 Ventilation system and method |
| 06/24/2004 | WO2004053505A1 A safety circuit for chimney fans |
| 06/22/2004 | US6752710 Controlled atmosphere zones and exhaust stacks with nozzles to accelerate the exhaust flow, measuring the flow and at a predetermined level |
| 06/17/2004 | US20040112370 Safety circuit for chimney fans |
| 06/16/2004 | EP1429076A2 Blow-off vents |
| 06/10/2004 | WO2004048852A1 Method for treating emissions |
| 06/10/2004 | US20040110105 Flare stack operating on coanda principle |
| 06/03/2004 | US20040103831 Apparatus for waste gasification |
| 06/01/2004 | US6742516 Ventilation system and method |
| 05/20/2004 | US20040097184 Rotor ventilator |
| 05/13/2004 | DE10350104A1 Fuel fired space heater has a sealed housing with a gas burner supplied with a gas and air mixture and with an exhaust duct near to the bottom of the housing |
| 05/05/2004 | CA2448369A1 Decorative cap for gas appliance vents |
| 05/04/2004 | CA2408492A1 Chimney top exhaust accelerator |