| Patents for F23J 13 - Fittings for chimneys or flues (2,444) |
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| 01/15/2004 | DE10228001A1 Vorrichtung zur Führung und Ausleitung von Abluft Device for guiding and recovery of exhaust air |
| 01/13/2004 | US6675585 Connection for a two-part CMC chamber |
| 01/08/2004 | WO2004003417A1 Seal for a push-in connection for pipes |
| 01/07/2004 | EP1377719A1 Kit for lower parts of multiple duct chimneys |
| 12/31/2003 | WO2004001291A1 Device for guiding and evacuating used air |
| 12/24/2003 | CN1131919C Lightweight latex boiler flues |
| 12/18/2003 | WO2003104717A2 Member for connecting a boiler to a discharge pipe |
| 12/17/2003 | EP1370804A1 Chimney stack |
| 12/10/2003 | EP1369642A1 Actively insulated chimney, in particular steel chimney |
| 12/03/2003 | CN2589828Y Load bearing compensation apparatus |
| 11/27/2003 | DE20210748U1 Pipeline for lining flue channels has rigid sector coupled via at least one flexible connecting piece to another rigid sector |
| 11/20/2003 | WO2003095763A1 Impervious connection system for chimneys and pre-fabricated modular conduits |
| 11/19/2003 | CN1128311C Teperature resisting baffle without leakage |
| 11/13/2003 | US20030209908 Flue gas conduit joining connection |
| 10/23/2003 | DE20312077U1 Central heating chimney flue pipe union surrounded by sand seal in tapering gap |
| 10/21/2003 | US6634352 Direct venting vent pipe |
| 10/14/2003 | US6631727 Method of cleaning and/or regenerating wholly or partially de-activated catalysts of stack-gas nitrogen scrubbing |
| 10/01/2003 | CN2577130Y Special particle dust unloadnig apparatus for main flue of sintering machine |
| 09/25/2003 | DE20310941U1 Exhaust gas connector for connecting exhaust pipes has an outer tube and inner surface with an extended end with knobs on |
| 09/25/2003 | DE10205989C1 Holder for pipeline installed in shaft has holding elements provided by flexible strips extending between upper and lower fixings secured to pipeline |
| 09/24/2003 | CN2575455Y Energy-saving coal stove |
| 09/11/2003 | DE20309030U1 Revision closure for excess pressure tubes involves revision cover with shape of upwardly open cylinder with circular base and vertically extending ring-shaped edge plate |
| 08/27/2003 | CN2568982Y Ring type arc shape airtight device for baffle door |
| 08/14/2003 | DE20307821U1 Chimney flue or process air exhaust pipe has silencer section with identical interface fittings |
| 08/14/2003 | DE20307820U1 Chimney flue pipe union rings has tabs and matching interlocking detents |
| 08/07/2003 | WO2003064927A1 Apparatus for a combustion plant |
| 07/31/2003 | WO2003062558A1 Kit for lower parts of multiple duct chimneys |
| 07/23/2003 | EP1329667A1 Chimney |
| 07/23/2003 | CN2562085Y Energy savers |
| 07/08/2003 | US6588802 Two-part, clamp-connected chimney flue tee |
| 07/02/2003 | EP1323971A1 Modular tubular element for manufacturing ducts for gases |
| 06/26/2003 | DE20306088U1 Flue gas system has first air feed space formed between outer wall of lower section of inner pipe and inner wall of lower section of outer pipe enclosing lower section of inner pipe |
| 06/26/2003 | DE10159564C1 Einrichtung zum Verbinden zweier Abschnitte einer Luft-Abgas-Leitung Means for connecting two sections of an air-gas line |
| 06/25/2003 | CN2557819Y Check valve for flue |
| 06/11/2003 | EP1318352A2 Arrangement for connecting two segments of a balanced flue duct |
| 06/11/2003 | CN2555466Y Windproof exhaust cap |
| 05/21/2003 | CN2551884Y Chimney silencer for oil or gas boiler |
| 05/13/2003 | US6561892 Sash sensing system and method |
| 05/07/2003 | CN2549332Y Boiler tuyere with protective cover |
| 04/30/2003 | CN2548024Y Fastener mounted on chimney |
| 04/09/2003 | CN1105263C Refractory furnace liner in thoroughfare from gasifier to exhaust-heat boiler |
| 04/08/2003 | US6543575 Double-walled structure and connection arrangement |
| 04/03/2003 | DE10159558C1 Device for connecting pipeline sections, especially exhaust gas pipe systems, comprises a flow-guiding element inserted in a connection closed by a lid to deviate the flow between two remaining connections |
| 03/20/2003 | DE20218260U1 Oil burning boiler, includes system for returning cooled combustion gases from secondary heat exchanger to boiler region for reheating |
| 03/05/2003 | CN2539069Y Smoke exhausting pipeline hood |
| 02/20/2003 | DE20219028U1 Stainless steel chimney lining base section lowered into position by wire running through sheet metal loop with beaded loop |
| 02/19/2003 | CN2536916Y Chimney blocking silencer for liquid fuel and gas boiler |
| 02/18/2003 | US6521155 Chimney-pipe and manufacture of same |
| 02/18/2003 | US6520175 Flue seal |
| 02/06/2003 | DE20217758U1 Noise damper is particularly for room air-dependent operated heating installation with burner, combustion air or exhaust gas blower and air-exhaust gas system, exhaust gas being conducted outwards in inner exhaust gas pipe |
| 02/05/2003 | CN1395061A Method for eliminating smoke speed deviation of horizontal flue of corner-fired boiler by using warped separation screen |
| 01/22/2003 | EP1278010A2 Guiding part for flue gases |
| 01/16/2003 | DE29522403U1 Pipe sections for constructing chimney - have muff at one end to take straight end of next pipe with ceramic woven sealing ring at joint with conical mantle surface |
| 01/16/2003 | DE20215475U1 Access closure for chimney pipe has through hole in cover surround to allow drainage of condensate |
| 01/15/2003 | EP1275902A2 Air and exhaust gas duct suitable for the active cleaning of the outer surface of a roof |
| 01/15/2003 | CN1391642A Stack structure |
| 01/14/2003 | US6505441 Access door for ductwork |
| 01/08/2003 | CN2530168Y Smoke returning-proof soft-lid valve of cooker hood |
| 12/26/2002 | US20020195818 Two-part, clamp-connected chimney flue tee |
| 12/25/2002 | CN2527873Y Automatic lubricator for follow-up smoke-discharging system |
| 12/12/2002 | US20020187743 Sashing sensing system and method |
| 12/12/2002 | US20020184888 Connection for a two-part CMC chamber |
| 12/11/2002 | EP1265035A1 Double mounting of a ceramic matrix composite combustion chamber |
| 12/05/2002 | DE10125177A1 Exhaust gas assembly for a heating system, using a liquid or gas fuel, has an inner exhaust pipe within an outer mantle to give ventilation, surrounded by a cuff with foaming material at a wall/ceiling passage to seal it off in a fire |
| 11/28/2002 | WO2002059527A3 Splitter plate arrangement for a flue gas stack |
| 11/06/2002 | CN1378027A Smoke exhausting and ventilating equipment connectino member capable of bieing put in building outer wall |
| 10/16/2002 | EP1249657A1 Tubular element for the construction of gas pipelines |
| 10/10/2002 | DE10113568A1 Schornsteinkopf Chimney cap |
| 10/09/2002 | EP1248043A1 Closure device for a chimney cleaning aperture |
| 10/09/2002 | CN2515586Y Balanced flue for gas water heater and gas wall-hanging stove |
| 10/02/2002 | EP1245902A1 Adapter for pipes for gas devices |
| 09/26/2002 | WO2002075215A1 Chimney stack |
| 09/25/2002 | CN2512996Y Multiple angle regualtor for chimney plate |
| 09/18/2002 | CN2511883Y Low-resistance high-efficiency building smoke releasing cap |
| 09/05/2002 | DE10110017A1 Fixture for chimney or smoke stack, especially door or smoke chamber cover, contains opening for cable used to operate cleaning device |
| 08/22/2002 | DE10108002A1 Mehrschicht-Kaminrohr Multilayer chimney pipe |
| 08/15/2002 | US20020108810 Exhaust gas system with helmholtz resonator |
| 08/14/2002 | DE10103385A1 Abgasanlage mit Mehrfachbelegung Exhaust system with multiple occupancy |
| 08/14/2002 | DE10103384A1 Abgasleitung für Brenngeräte in Gebäuden Exhaust pipe for combustion appliances in buildings |
| 08/01/2002 | WO2002059527A2 Splitter plate arrangement for a flue gas stack |
| 08/01/2002 | US20020100471 Device for drawing dilution air |
| 07/31/2002 | EP1227277A2 Exhaust pipe for combustion devices in buildings |
| 07/31/2002 | EP1227276A2 Double-walled connection pipe |
| 07/31/2002 | EP1227202A1 Flue gas system with several chimney connections |
| 07/25/2002 | DE10103383C1 Double walled connecting pipe joining a burner and discharge pipe has two concentric concertina shaped tubes with in-between spacer pieces as rings, |
| 07/18/2002 | US20020092518 Direct venting vent pipe |
| 07/18/2002 | DE10065653A1 Exhaust pipe for a combustion device comprises a regulating device consisting of a thin-walled tube of temperature- and condensate-resistant material arranged in a pipe section of the exhaust pipe |
| 07/17/2002 | EP1223375A1 Sealing ring for modular ducts and modular duct incorporating said ring |
| 07/17/2002 | EP1222405A1 Improved assembly of orifice chambers |
| 07/17/2002 | CN2500921Y Pipeline capable of preventing corrosion, rust and leakage |
| 07/11/2002 | DE10065655A1 Combustion unit comprises a substantially horizontal flue gas pipe which passes through a housing filled with a sound insulating material, and is provided with a plurality of openings |
| 07/03/2002 | EP1218670A1 Apparatus for extracting air and/or fumes equipped with a protective grille |
| 07/02/2002 | US6412221 Catalyst door system |
| 06/26/2002 | CN2497167Y Residential flue non-return valve |
| 06/19/2002 | CN2495917Y High temp. resistant, zero leakage blocking plate |
| 06/13/2002 | DE10053067C1 Kesselanschlußstück für Abgasanlagen Boiler fitting for exhaust systems |
| 06/12/2002 | EP1213538A2 Exhaust gas system with Helmholtz resonator |
| 05/28/2002 | US6394008 Splitter plate arrangement for a flue gas stack |
| 05/08/2002 | DE10132239A1 Ausgleichseinrichtung für eine kombinierte Luft-/Abgasführung Compensation device for a combined air / flue |
| 05/08/2002 | CN2490443Y Chimney |