| Patents for F23J 13 - Fittings for chimneys or flues (2,444) |
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| 05/11/2005 | CN2699138Y Fire-fighting smoke tube |
| 05/04/2005 | EP1528319A1 Prefabricated flue system and methed of assembly thereof |
| 04/28/2005 | US20050090193 Exhaust pipe cover |
| 04/20/2005 | EP1222405A4 Improved assembly of orifice chambers |
| 04/20/2005 | CN2694123Y Windproof, rainproof, and environmental protection chimney cowl |
| 04/20/2005 | CN2694122Y Connecting device for prefabricated double layered stainless steel chimney |
| 04/14/2005 | WO2005032872A2 Exhaust pipe cover |
| 04/13/2005 | CN2692505Y Opposite direction type chimney baffer plate |
| 04/07/2005 | DE10324899B4 Motor-assisted assembly to insert a heating flue pipe into an existing chimney shaft from the base |
| 03/30/2005 | EP1518069A1 Seal for a push-in connection for pipes |
| 03/24/2005 | US20050064806 Chimney cover with extended plinth and deflector |
| 03/24/2005 | DE19629111B4 Verkleidung für einen Schornsteinkopf Liner for a chimney cap |
| 03/23/2005 | CN1598436A Coal-fired cooking and water heating stove |
| 03/16/2005 | CN2685722Y Self-operated funnel cap |
| 03/09/2005 | CN1192152C Manufacture of steel chimney, mounting process and special-purpose supporting frame |
| 03/02/2005 | EP1510633A1 Impervious connection system for chimneys and pre-fabricated modular conduits |
| 03/02/2005 | CN1587957A Portable flue gas constant temperature dilution sampling analyzer |
| 02/17/2005 | DE19629108B4 Verkleidung Covering |
| 02/16/2005 | CN2679514Y Full automatic universal cooker hood |
| 02/10/2005 | US20050029805 End-wise connection of second chimney components and method therefor |
| 02/09/2005 | EP1504804A1 Arrangement for partial recirculation of exhaust gases from heating boilers powered by gas or other fuels |
| 02/08/2005 | US6852023 Liner adaptor for chimneys |
| 02/02/2005 | EP1503143A1 Aerated Chimney |
| 01/27/2005 | DE10324899A1 Vorrichtung zum Einziehen eines Rohres in einen Schacht Device for drawing a pipe into a well |
| 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 |
| 01/26/2005 | CN2674302Y Screw burner |
| 01/20/2005 | DE202004009289U1 Soot access hatch for chimney has a lip fitted to the lower edge to prevent spillage when clearing the soot |
| 01/19/2005 | CN1566013A Baking-free light acid proof brick |
| 01/12/2005 | CN2670765Y Wind and rain proof covers |
| 01/12/2005 | CN2670764Y Chimney |
| 01/05/2005 | CN2669016Y Windbreak smoke-discharge hood |
| 01/05/2005 | CN1560514A Wind-proof, rain-proof and environmental protection cowl |
| 12/29/2004 | CN2667330Y Integrated ventilating duct wind cowl |
| 12/29/2004 | CN2667329Y Waterproof sliding sleeve connecting structure |
| 12/29/2004 | CN2667269Y V shape wave joint connecting structure |
| 12/21/2004 | CA2120654C Exhaust vent adapter for use with multiple heating units |
| 12/18/2004 | CA2471684A1 End-wise connection of second chimney components and method therefor |
| 12/18/2004 | CA2432703A1 Joint assembly for chimney components |
| 12/09/2004 | DE10329301B3 Exhaust gas chimney for a heating device comprises a double collar with concentrically arranged collars provided between the inner exhaust gas line and the surrounding outer casing line |
| 12/08/2004 | CN2662089Y Smoke pipe bossing |
| 12/01/2004 | CN2660331Y Fume exhausting non-return means |
| 11/25/2004 | DE19538536B4 Fertig-Kondensationskamin insbesondere für Heizanlagen mit niedriger Abgastemperatur Prefabricated fireplace condensation especially for heating systems with low exhaust gas temperature |
| 11/18/2004 | WO2004099531A1 Improvements to an impervious connection system for chimneys and prefabricated modular ducts |
| 11/10/2004 | CN1175224C Double exhaust flue pipe structure of condensing boiler |
| 11/02/2004 | US6811190 Tab-lock fastener for interlocking vent pipe |
| 10/28/2004 | DE19532152B4 Auskleidung für heiße Verbrennungsgase führende Verbrennungsräume und Gasführungsschächte Liner for hot combustion gases leading combustion chambers and gas wells guide |
| 10/21/2004 | US20040209215 Chimney mounted spark arrestor |
| 10/20/2004 | CN2649963Y Pressure-changing wind cowl |
| 10/20/2004 | CN2649962Y Chimney dust proof cowl |
| 10/13/2004 | CN2648305Y Remote manual and pneumatic switch on ground damper executive mechanism |
| 10/06/2004 | CN1170086C Smoke exhausting and ventilating equipment connecting member capable of being put on building outer wall |
| 09/30/2004 | WO2004083567A1 An element chimney with a flue enclosed by a fluid receptacle |
| 09/26/2004 | CA2423371A1 Chimney with heat resistant anti-oxidant coating |
| 09/16/2004 | DE10248414B4 Vorrichtung zum gegenseitigen Festlegen wenigstens zweier koaxial zueinander ausgerichteter länglicher Körper, insbesondere Rohre Apparatus for mutual setting of at least two coaxially aligned with one another elongated body, especially tubes |
| 09/15/2004 | CN1529091A Steel-made chimney noise treating method for power plant |
| 09/09/2004 | US20040173203 Pressure relief system for a gas fireplace |
| 09/08/2004 | EP0737289B1 Flue insert to control exhaust gases |
| 09/06/2004 | CA2459911A1 Pressure relief system for a gas fireplace |
| 09/01/2004 | CN2637925Y Double layer blade spile door |
| 09/01/2004 | CN2637924Y Air sealing double layer blade plate insertion door |
| 08/26/2004 | US20040163638 Creosote Catcher |
| 08/25/2004 | EP1450101A1 Terminal duct for balanced flue |
| 08/25/2004 | CN2636096Y Flue gas flow regulator with flue gas exhausting chimney |
| 08/19/2004 | US20040160057 Base tee connection |
| 08/18/2004 | CN2634311Y Contracting diameter bypass flue interface |
| 08/18/2004 | CN2634310Y Support frame for mounting steel chimney |
| 08/14/2004 | CA2418883A1 Base tee connection |
| 08/12/2004 | US20040154610 Flue guard and method of use |
| 07/29/2004 | DE10243639B4 Abluftkamin, insbesondere für Tierstallungen Vent stack, especially for animal stables |
| 07/22/2004 | US20040142652 Liner adaptor for chimneys |
| 07/08/2004 | DE10310665B3 Condensation container for steel flue of oil, gas or solid-fuel heating system receiving condensation via valve head having sliding valve ball controlled by flue pressure |
| 06/30/2004 | CN2622566Y Flue gas exhausting pipe line |
| 06/30/2004 | CN2622565Y Environment protection type metal expansion joint |
| 06/23/2004 | EP1431659A1 Connection system for pipes having a non linear continuous diameter end |
| 06/16/2004 | EP1428590A1 Method to produce a conduit element with concentric pipes and corresponding conduit element |
| 06/03/2004 | DE10255089A1 Kaminrohr mit Längenausdehnungselement Flue pipe with length extension element |
| 05/26/2004 | EP1422477A2 Chimney pipe with axial dilation element |
| 05/19/2004 | DE20313787U1 Distance piece for maintaining a specified gap between an outer shell and an inner shaft, in particular, in a multishell waste gas installation comprises a body which is made of a hardenable mineral mixture |
| 05/19/2004 | CN2616812Y Roof-shared flue power-free driving exhaust ball |
| 05/12/2004 | CN2615515Y Large fuel & gas boiler chimney noise supressor |
| 05/06/2004 | DE10248414A1 Device for relative fastening of two co-axially aligned pipes for example has at least one band with means of connection for interconnecting both bands, whereby length of connecting means between bands is variable |
| 04/29/2004 | DE20320323U1 Seal for access or cleaning connector in flue gas extraction pipe has centrally located flue gas side holder on inside on central convexity of cover, and holder has adjusting screw accessible from outer side of cover |
| 04/22/2004 | DE10247836A1 Kaminrohr zum abgasseitigen Anschluss eines Heizgerätes, insbesondere eines Brennwertgerätes Chimney pipe for flue gas side of a heater, in particular a condensing boiler |
| 04/21/2004 | EP1411297A2 Chimney pipe for the lateral connection of a heater, in particular a condensing boiler |
| 04/21/2004 | EP1411287A1 Fire resistant passageway apparatus for a conduit |
| 04/15/2004 | WO2003104717A3 Member for connecting a boiler to a discharge pipe |
| 04/08/2004 | DE10243639A1 Abluftkamin, insbesondere für Tierstallungen Vent stack, especially for animal stables |
| 03/30/2004 | WO2004031652A1 Combined incinerator |
| 03/30/2004 | CA2449376A1 Assembling incinerator |
| 03/24/2004 | EP1400167A2 Exhaust duct, in particular for animal houses |
| 03/16/2004 | US6705428 Exhaust gas system with helmholtz resonator |
| 03/10/2004 | CN2606305Y Balanced double-pass exhaust of central gas water heater |
| 03/09/2004 | US6702338 Flue gas conduit joining connection |
| 02/25/2004 | CN1477332A Manufacture of steel chimney, mounting process and special-purpose supporting frame |
| 02/24/2004 | US6695016 Housing of a device for the treatment of gases hotter than the ambient temperature |
| 02/19/2004 | DE10233752A1 Muffensteckverbindung Socket connector |
| 02/17/2004 | CA2180182C Access panel, for stove pipe cleaning |
| 01/29/2004 | DE20314808U1 House chimney has brickwork of pressure-resistant lime sand brick around a stainless steel inner flue extending above roof tiles |
| 01/28/2004 | EP1384949A2 Sleeve connection |