| Patents for F23J 13 - Fittings for chimneys or flues (2,444) |
|---|
| 07/16/1998 | DE19701120A1 Double-wall exhaust pipe for motor vehicles |
| 07/14/1998 | US5778611 Vent extension flashing assembly |
| 05/20/1998 | EP0843128A2 Fluegas discharge device, especially for heating boilers |
| 05/20/1998 | DE19746725A1 Fire-resistant maintenance door installed at top of shaft |
| 05/14/1998 | DE19646688A1 Method for forming seams of inner tube components for exhaust gas installation |
| 05/06/1998 | EP0840062A1 Chimney lining |
| 04/22/1998 | EP0837282A2 Prefabricated element for chimney |
| 04/08/1998 | CN1178304A Lightweight latex boiler flues |
| 03/25/1998 | CN2277034Y High efficiency energy saving, residual-heat utilizing gas kiln |
| 03/19/1998 | DE4345423C2 Opening system with cover for allowing discharge of smoke from oven |
| 03/11/1998 | EP0828040A2 Insulating sleeve for chimneys |
| 03/11/1998 | CN2276112Y Combined chimney or flue with lining and its connecting piece |
| 03/04/1998 | CN2275677Y Chimney duster |
| 02/11/1998 | EP0823032A1 Metallic pipe element for a flue |
| 01/22/1998 | WO1998002248A1 Method of cleaning and/or regenerating wholly or partially de-activated catalysts for stack-gas nitrogen scrubbing |
| 01/22/1998 | DE19629111A1 Chimney cladding for chimney |
| 01/22/1998 | DE19629108A1 Chimney cladding for chimney |
| 01/15/1998 | DE19628212A1 Verfahren zum Reinigen und/oder Regenerieren von ganz oder teilweise desaktivierten Katalysatoren zur Entstickung von Rauchgasen A method for cleaning and / or regeneration of all or part of deactivated catalysts for denitrification of flue gases |
| 01/15/1998 | DE19628013A1 Sheet metal cladding for chimney protruding above roof top |
| 01/14/1998 | CN2272526Y Conical shape silencer |
| 01/08/1998 | DE19627230A1 Chimney cope with central discharge duct |
| 12/17/1997 | CN2270893Y Anti-corrosion civil chimney |
| 12/04/1997 | DE19621613A1 Kit for fitting exhaust gas line |
| 11/13/1997 | DE19618252A1 Chimney pipe for hearth |
| 10/28/1997 | US5680856 Discharge structure for closed gas appliances |
| 10/28/1997 | US5680821 Solid waste handling and conveying apparatus |
| 10/24/1997 | CA2174786A1 Chimney draft re-stabilizer |
| 10/22/1997 | EP0802371A2 Connection of a gas-fired heating device to a flue-gas outlet/air supply duct |
| 10/16/1997 | WO1997020173A3 Sealing device |
| 10/15/1997 | EP0801266A2 Cowl for chimney of a heating plant |
| 10/03/1997 | CA2173299A1 Leak-proof venting system |
| 10/02/1997 | DE19636488C1 Protective cladding for channels |
| 10/02/1997 | DE19612072A1 Sealed connection for air inlet and outlet between fireplace and chimney or flue |
| 10/01/1997 | EP0798513A2 Double walled pipe element for building chimneys |
| 10/01/1997 | CN1160836A Refractory furnace liner in thoroughfare from gasifier to exhaust-heat boiler |
| 09/16/1997 | US5666942 Flue insert to control exhaust gases |
| 09/10/1997 | EP0793702A2 Fireproof cladding in the transfer line of a gasifier to the heat recovery boiler |
| 08/05/1997 | US5653474 High temperature rectangular exhaust duct expansion joint |
| 07/29/1997 | US5651732 Leak-proof venting system |
| 07/09/1997 | CN1153882A Smoke and dust eliminating horizontal chimney |
| 06/26/1997 | DE19547901A1 Chimney stacks having joints with improved seal |
| 06/25/1997 | EP0780635A2 Tube for chimney renovation |
| 06/25/1997 | EP0780634A2 Coupling sleeve |
| 06/12/1997 | DE19602887C1 Connecting process between contoured hose and connecting pipe |
| 06/05/1997 | WO1997020173A2 Sealing device |
| 06/05/1997 | DE19621069A1 Cover plate fixture holder for gas turbine exhaust duct |
| 05/28/1997 | CN1150628A Device for connecting two parts of boiler |
| 05/21/1997 | EP0774624A2 Smoke tube for a chimney made of several sections |
| 05/15/1997 | WO1997010315A3 Fireproof cladding in the transfer line of a gasifier to the heat recovery boiler |
| 05/07/1997 | DE19540969A1 Plastic pipe for lining flue useful for restoration or in new chimneys |
| 04/24/1997 | DE19538536A1 Prefabricated condensation flue for heating system with low flue gas temperature |
| 04/23/1997 | CN2252941Y Automatic windproof cap for chimney |
| 04/23/1997 | CN1148153A Stove pipe of domestic briquet stove |
| 04/17/1997 | DE19624369A1 Chimney top with heat insulation around smoke tube |
| 04/10/1997 | DE19537042A1 Exhaust fume pipe connector with straight pipe and two end pipe unions |
| 03/26/1997 | EP0764814A1 Connecting device for two parts of a boiler |
| 03/20/1997 | WO1997010315A2 Fireproof cladding in the transfer line of a gasifier to the heat recovery boiler |
| 03/19/1997 | EP0763589A1 Refractory lining in the transition between a gasifier and a waste heat boiler |
| 03/13/1997 | DE19533649A1 Plinth to support inner pipe of chimney, with condensation drain |
| 03/12/1997 | EP0762054A1 Pressure ring for roof duct |
| 03/06/1997 | DE19532152A1 Lining for combustion chamber and shaft for conduction of hot gases |
| 01/28/1997 | US5597628 Lining |
| 01/22/1997 | EP0754915A1 Apparatus for mounting a boiler or the like in a closed combustion circuit |
| 01/15/1997 | CN2245165Y Bonnet |
| 01/02/1997 | EP0751348A1 Device for reducing the visibility of a cloud of smoke from a chimney |
| 01/02/1997 | DE19619039A1 Embossed components used in building elements |
| 12/27/1996 | EP0750162A2 Sealing device for chimney pipes |
| 12/12/1996 | DE19547677C1 Flue-tube in sections for chimney repair |
| 12/11/1996 | EP0747631A2 Adjustable chimney pot or turret for a chimney or ventilation conduit |
| 11/13/1996 | CN2240105Y Antiwear casing |
| 10/24/1996 | WO1996033364A1 Metallic pipe element for a flue |
| 10/16/1996 | EP0737289A1 Flue insert to control exhaust gases |
| 10/02/1996 | DE19511680A1 Furnace chimney seal |
| 10/02/1996 | DE19511586A1 Multi-shell chimney element with refractory inner tubes |
| 10/02/1996 | DE19511021A1 Air or gas duct for furnace |
| 10/01/1996 | US5560166 Expansion joint with protective shielding |
| 09/26/1996 | DE19509616A1 Silencer for flue gas noise in furnace installations |
| 09/19/1996 | WO1996028627A1 Flue lining with joints |
| 09/19/1996 | DE19509892A1 Damper for three-shell ventilated chimney |
| 09/18/1996 | EP0732543A2 Gas burner |
| 09/18/1996 | EP0732465A1 A chimney insulating element |
| 09/12/1996 | DE19531225C1 Pipe section for multi-section ceramic inner pipe of chimney |
| 08/22/1996 | DE19505807A1 Combustion waste gas conduit |
| 08/14/1996 | DE19503999A1 Producing enamelled iron workpieces in endless format or with large surface areas |
| 08/14/1996 | DE19503871A1 Heating flue-pipe production method |
| 07/11/1996 | DE4447337A1 Flue pipe based on clay with addn. of lean material |
| 07/11/1996 | DE4447143A1 Fuel gas chimney with jacket flue section |
| 06/12/1996 | EP0716259A1 Jointing for pipes, especially for ceramic chimney flues |
| 05/30/1996 | DE4441329C1 Smoke extraction device for flat roofed building |
| 05/30/1996 | DE19509580A1 Refined steel tube section for erection of jacketed chimney |
| 05/30/1996 | DE19509579A1 Refined steel tube section for erection of jacketed chimney |
| 05/23/1996 | DE4441443A1 Chimney condensate collection system |
| 05/15/1996 | EP0711954A2 Air/waste gas |
| 04/25/1996 | DE4438828A1 Coal=fired steam boiler elbow ash deposition preventer |
| 04/09/1996 | US5505906 Pressure vessel; filtration unit |
| 02/27/1996 | US5493820 Fire preventing duct system |
| 02/01/1996 | DE4433202C1 Composite corrosion protection, for flue gas desulphurisation plant, |
| 01/25/1996 | DE19526209A1 Cleaning segment for chimneys or flue=gas ducts |
| 01/18/1996 | DE4424783C1 Conduit connection for pipe |
| 01/16/1996 | CA2004045C Multiple walled chimney |