| Patents for E04F 17 - Vertical ducts; Channels, e.g. for drainage (3,992) |
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| 06/17/2009 | CN201258585Y Self-discharging energy-conserving pressure changing exhaust passage |
| 06/17/2009 | CN201258584Y Dirt bedding and clothing collecting pipe |
| 06/16/2009 | US7546898 Noise reduction with resonatance chamber |
| 06/11/2009 | WO2003056984A3 Window well cover template system |
| 06/11/2009 | US20090145054 Corner accesory for ducts |
| 06/10/2009 | CN201254823Y Double-T plate and ventilated passage system used as ventilated passage |
| 06/10/2009 | CN201254822Y Double-T plate and ventilated passage system used as ventilated passage |
| 06/10/2009 | CN201254821Y Escape passage |
| 06/04/2009 | WO2009069904A1 Natural lighting system with sequential scanning process |
| 06/03/2009 | EP1212495A4 Systems and utility modules for buildings |
| 06/03/2009 | CN201250501Y Reverse filling protection hood of exhausting and ventilating channel used in building |
| 06/03/2009 | CN201250500Y Flue |
| 06/03/2009 | CN201250499Y Smoke eliminating and exhausting pipelines used in building |
| 06/03/2009 | CN201250498Y Dirty clothing collector |
| 05/28/2009 | WO2009066189A1 Ventilation and air conditioning system for high-rise buildings |
| 05/28/2009 | US20090133985 Refuse Chute |
| 05/28/2009 | US20090133957 Sound attenuating air vent |
| 05/28/2009 | DE202009003766U1 Neuartiges Luftansauggerät für Wärmepumpen Novel Luftansauggerät for heat pumps |
| 05/27/2009 | CN201245961Y Novel pipe ditch cover board |
| 05/20/2009 | EP1163173B2 Method and apparatus in connection with the emptying of an expanded storage volume in a refuse transport system |
| 05/20/2009 | DE202009003394U1 Rohr für die Luftführung Pipe for the air |
| 05/20/2009 | DE102007057003A1 Vorwandsystem für die Gebäude-Systemtechnik Curtain wall system for the Building Control |
| 05/20/2009 | CN201241458Y Combined type ventilating pipeline |
| 05/14/2009 | DE10237730C5 Vorrichtung zum Kalibrieren von Kunststoffprofilen Apparatus for calibrating plastic profiles |
| 05/14/2009 | DE102007044791A1 Penetration-secured metal light manhole cover, has light-transparent part and metal fields provided with mushroom-like ventilation plug, where plug is inserted into fields, and taphole and tubular-like handle receiving ventilation recesses |
| 05/13/2009 | CN201236506Y Wire holes on communication machine room floor |
| 05/13/2009 | CN101429821A Structural design scheme for novel health type energy-saving building |
| 05/07/2009 | DE102008003860A1 Versorgungsvorrichtung Supply device |
| 05/06/2009 | CN100485147C Method for building installation of integrated channel curtain wall, and installation of integrated channel curtain wall |
| 04/29/2009 | CN201228433Y Precast concrete air-conveying refuse chute |
| 04/29/2009 | CN201228432Y Novel wall reservation tube |
| 04/29/2009 | CN101418637A Dirt bedding and clothing collecting device |
| 04/23/2009 | DE202008016819U1 Begehbare Lichtschachtabdeckung zum Abdecken von Lichtschächten, wie zB Kellerlichtschächten Walk-light shaft cover for covering of light shafts, such as basement light wells |
| 04/22/2009 | CN201224937Y Object suspending hole cover board auxiliary supporting construction |
| 04/22/2009 | CN101413339A Combined type air exhausting channel and method for assembling the same |
| 04/22/2009 | CN101413338A Bionic structure of building exhaust emission |
| 04/15/2009 | CN201221185Y Automatic separated collection system of high-layer residential building rubbish |
| 04/15/2009 | CN201221184Y Apparatus for processing kitchen waste |
| 04/15/2009 | CN101408067A Bionic structure of residential housing air flue with anti return |
| 04/14/2009 | US7516815 Arrangement for the generation of sonic fields of a specific modal composition |
| 04/09/2009 | WO2005099418A3 Shingled siding unit |
| 04/09/2009 | US20090090160 Process for obscuring corrugations in a window well |
| 04/09/2009 | DE102007045063A1 Air line component sealing method, involves exerting pressure on paste-like sealant with sealing part such that sealant is dispersed within sealing part around sealing site and fills and/or covers leakage |
| 04/09/2009 | DE10031899B4 Feuerschutz-Bauelement Fire-protection module |
| 04/08/2009 | CN201217933Y Pressure changing component of pressure changing air exhaust passage |
| 04/08/2009 | CN201217876Y Balancing type interlocking hoist-hole security cover board |
| 04/08/2009 | CN101405481A Power station comprising a condenser installation for the condensation of water vapour |
| 04/02/2009 | US20090084152 Ductmaking apparatus |
| 04/02/2009 | DE202008016250U1 Begehbare Lichtschachtabdeckung mit lichtdurchlässiger Kunststoffoberfläche Walk-light manhole cover with translucent plastic surface |
| 04/01/2009 | EP2041381A1 Floor covering & films for use therewith |
| 03/31/2009 | US7510153 Single piece mounting frame |
| 03/26/2009 | WO2009037376A1 Waste conveying system |
| 03/26/2009 | DE202007018698U1 Vorrichtung zum partiellen Abdichten eines Luftleitungsbauteils Apparatus for sealing a partial air conduction component |
| 03/26/2009 | CA2697723A1 Waste conveying system |
| 03/25/2009 | CN101395326A Refuse chute |
| 03/19/2009 | DE202009000541U1 Eckverbindung für Abdeckelemente Corner joint for covering |
| 03/18/2009 | EP2035637A1 Plug assembly |
| 03/18/2009 | CN201209313Y Flue gas double-channel integral hood |
| 03/18/2009 | CN201209312Y Standard member for flue gas chimney pipe |
| 03/18/2009 | CN201209277Y Safety barrier apparatus for suspension port |
| 03/18/2009 | CN101387450A Synthesis energy-conserving environment-protecting system for construction group |
| 03/17/2009 | US7503426 Reflecting plate type silencer pipe |
| 03/12/2009 | DE202007009821U1 Raumluftunabhängiges Kaminsystem für Wohngebäude Room air-independent fireplace system for residential buildings |
| 03/12/2009 | DE102007043983B3 Profilanordnung zur Überbrückung einer Bauwerksfuge Profile arrangement for bridging a Bauwerksfuge |
| 03/11/2009 | CN101382014A Indoor solar secondary ventilation and heating system |
| 03/05/2009 | DE102008033182A1 Profile e.g. industrial profile, hollow body for use in e.g. furniture industry such as garden furniture industry, has hollow space filled with polymer material having screw spiral-shaped contour lying at inner side of wall |
| 03/04/2009 | EP1309761B1 Flooring system with floor layer and sub-floor panels |
| 03/04/2009 | CN201202258Y Kitchen waste collecting processing recovery device |
| 03/04/2009 | CN201202257Y Automatic classification collection plumbing installation for wastes and resource recovery articles |
| 02/26/2009 | DE102004026651B4 Mehrschichtiges Entkopplungs-, Abdichtungs- und Drainagesystem The multilayer decoupling, sealing and drainage system |
| 02/19/2009 | DE202008014501U1 Winkel-Eckmanschetten-Set, zur Außen- und Innen-Abdichtung für Schächte, Kanäle und Kamine Angle Eckmanschetten set, the outer and inner seal for shafts, ducts and chimneys |
| 02/19/2009 | DE102007038403A1 Method for the production of mortar useful for the connection of ceramic chimney tubes on basis of a dry mixture, comprises supplying water to the dry mixture, and mixing the water with the dry mixture to a uniformly wetted mortar |
| 02/18/2009 | EP2024689A1 Meltal sheet ventilation/smoke duct section and manufacturing method thereof |
| 02/12/2009 | DE202008013601U1 Lichtschachtabdeckung Lighting Well Cover |
| 02/12/2009 | DE202008013010U1 Rohrisolierelement für Schornsteinsystem Rohrisolierelement for chimney system |
| 02/11/2009 | CN201193392Y Rain proof and wind resistance reducing hood |
| 02/11/2009 | CN201193391Y Exhaust passage with variable cross-section and lengthened air exhaust nozzle |
| 02/10/2009 | CA2449772C Air gap spacer for use in building construction |
| 02/05/2009 | US20090032330 Noise optimized air distributor |
| 02/05/2009 | US20090031650 Stop bead for separating stucco material from a frame of a window or door |
| 02/05/2009 | DE202008013181U1 Wandverkleidungsmodul Wallcovering module |
| 02/05/2009 | DE10144196C5 Gasdicher Kanal Gastight channel |
| 02/04/2009 | CN101358660A Anti-cross valve without choke |
| 01/29/2009 | WO2009012581A1 Modular pre-cast composite flooring tile and floor system |
| 01/29/2009 | DE202008012050U1 Lüftungsstand für U-Bahn Ventilation stand for subway |
| 01/28/2009 | CN201187902Y Building community integrative energy-saving environment protection system |
| 01/22/2009 | WO2009009955A1 A manufacturing process to connect a branch wind pipe with a main wind pipe and an article therefrom |
| 01/22/2009 | US20090019793 Weep hole screen |
| 01/21/2009 | CN201184048Y Two-hole double-function ventilated flue gas path |
| 01/14/2009 | CN100451271C Storied building fume centralized discharge monitoring system and method thereof |
| 01/14/2009 | CN100451255C Method for building cement frame structure building along hill slope |
| 01/08/2009 | WO2009004099A1 Structure for securing tubes for removing rubble from construction sites |
| 01/08/2009 | US20090011696 Ventilation device and frame system |
| 01/07/2009 | CN201176697Y Voltage transformation type exhaust assembly with mounting position convenient for changing |
| 01/07/2009 | CN201176696Y Portable gas tainting prevention and odour tainting prevention exhaust pipe |
| 01/02/2009 | DE202008013441U1 Vorrichtung mit Fertigteilen für Kollektoren von Ingenieurnetzen Device with prefabricated parts for collectors of engineering networks |
| 12/31/2008 | CN201174050Y Logistics corridor electrical control apparatus |
| 12/31/2008 | CN201173166Y Oil smoke exhaust emission pipeline re-use integrated energy-saving device |
| 12/31/2008 | CN201172959Y Special goods passage |
| 12/24/2008 | EP2006468A1 Holding device for cables led through building or room coverings, such as chimneys |