| Patents for E04F 17 - Vertical ducts; Channels, e.g. for drainage (3,992) |
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| 09/22/2011 | US20110225911 Self-bailing interior frame |
| 09/22/2011 | US20110225907 Ventilating Unit and Ventilating Top Construction for Building |
| 09/22/2011 | DE102010012250A1 Accessible transparent overlay for cellar light shaft grating, has flat plastic surface made of acrylic glasses, where ventilation holes are formed in flat plastic surface and run parallel to plastic bars |
| 09/21/2011 | CN201981768U 全开式排气烟道 Full exhaust flue |
| 09/21/2011 | CN201981767U 共用排气道 Common exhaust duct |
| 09/21/2011 | CN201981766U 聚合物复合防火型干粉砂浆排烟气道 Polymer Composite dry mortar platoon fire smoke Road |
| 09/21/2011 | CN102191867A Construction method of low-carbon green villa |
| 09/21/2011 | CN102187818A Chimney for livestock barns |
| 09/20/2011 | US8020663 Method for reducing the noise generated by a hole under a high energy gas flow |
| 09/14/2011 | EP2365248A1 Flue gas chimney for heating installations and chimney pipe for same |
| 09/14/2011 | CN201972382U 组合式通风管道 Combined ventilation ducts |
| 09/14/2011 | CN201972381U 拼制式氯氧镁厨房卫生间防火排气道 Standard magnesium oxychloride fight fire kitchen and bathroom exhaust duct |
| 09/14/2011 | CN201972380U 装配式排气道 Fabricated exhaust duct |
| 09/14/2011 | CN201972379U 一种柴油发电机混合排风装置 One kind of hybrid diesel generator exhaust devices |
| 09/14/2011 | CN201972378U 变压式排气烟道 PSA exhaust flue |
| 09/14/2011 | CN201972377U 防窜烟排气道 Channeling the smoke exhaust duct |
| 09/14/2011 | CN201972376U 排气道定位套 Exhaust passage positioning sleeve |
| 09/14/2011 | CN201972375U 排气道集油维护装置 Exhaust gathers oil maintenance device |
| 09/14/2011 | CN201972374U 排气道防风抽气帽 Road, wind and exhaust vent cap |
| 09/14/2011 | CN102182314A Dustproof pipe for conveying building operation and decoration garbage |
| 09/14/2011 | CN102182296A Patio building steel framework |
| 09/14/2011 | CN101279511B Technique for producing arcuated combined flue pipe |
| 09/08/2011 | US20110214935 Methods and systems for integrating sound attenuation into a filter bank |
| 09/08/2011 | US20110214364 Building with integrated natural systems |
| 09/07/2011 | CN201963345U 一种隔声间 One kind of sound insulation between |
| 09/07/2011 | CN201963026U 一种负压引烟防火灾蔓延楼宇 One kind of negative lead anti-fire spread smoke buildings |
| 09/07/2011 | CN201962919U 防火烟道整体成型装置 Fire flue overall molding device |
| 09/07/2011 | CN201962918U 住宅烟气道用连接件 Residential flue gas channel with connections |
| 09/07/2011 | CN201962917U 一种通风排气道 A ventilating exhaust duct |
| 09/07/2011 | CN201962916U 一种排烟气道 An exclusive flue gas channel |
| 09/07/2011 | CN201962915U 楼房用集中排气管道 Buildings with centralized exhaust duct |
| 09/07/2011 | CN201962914U 防堵塞排烟换气管道 Anti-clogged exhaust ventilation duct |
| 09/07/2011 | CN102173723A Dolomite magnesium cement composite ventilating duct and manufacturing method thereof |
| 09/06/2011 | CA2631030C Tub box apparatus, systems and installation methods |
| 08/31/2011 | CN201953046U 用于建筑的出风口边框 Outlet for the construction of the border |
| 08/31/2011 | CN201953045U 主体烟道与脱硫装置烟道衔接结构 The main flue and flue gas desulfurization device convergence structure |
| 08/31/2011 | CN201953044U 整体式防火排烟道 Integral fire flue |
| 08/31/2011 | CN201953043U 一种住宅厨房、卫生间排气道 One kind of residential kitchen, bathroom exhaust duct |
| 08/31/2011 | CN201953042U 高层建筑应急逃生安全井道 High-rise building emergency escape security hoistway |
| 08/30/2011 | US8006449 Drain support plate/under-deck clamp |
| 08/26/2011 | CA2732805A1 Dryer air circulation adaptor and filter and filter bypass assembly |
| 08/25/2011 | WO2011102701A1 System and method for disinfecting and deodorizing refuse collection systems using ozone |
| 08/24/2011 | EP2358625A1 Post for a shaft scaffold of an elevator system |
| 08/24/2011 | CN201943323U 截流式排气管道 Exhaust pipe closure |
| 08/24/2011 | CN201943322U 一种新型环保防火排烟气管道装置 A new environmentally friendly fire smoke exhaust duct means |
| 08/24/2011 | CN201943321U 一种厨卫防火排气道 One kind of kitchen exhaust duct fire |
| 08/24/2011 | CN102162297A Adjustable fireproof exhaust passage device |
| 08/18/2011 | WO2011099929A1 Insertion chute |
| 08/18/2011 | US20110200426 Noise reduction devices for blowers |
| 08/17/2011 | EP2356056A1 Shaft frame for a lift system |
| 08/17/2011 | CN201934682U 烟道节能保温挡板 Energy-saving insulation flue baffle |
| 08/17/2011 | CN201933760U 一种方便拆卸检修的管道井装置 An overhaul of tube wells to facilitate disassembly of the device |
| 08/17/2011 | CN201933759U 节能型组合式排烟气道 Energy-efficient modular exhaust fumes Road |
| 08/17/2011 | CN201933758U 一种公共烟道串味隔离器 A common flue odor isolator |
| 08/17/2011 | CN201933757U 住宅变压三防排烟气道 Residential swing three anti-handling flue gas channel |
| 08/17/2011 | CN201933756U 油烟火道 Oil fireworks Road |
| 08/17/2011 | CN102155058A Heat insulation wall and energy-saving heat insulation house |
| 08/16/2011 | US7998233 Air cleaner unit for vehicle and fan shroud having the same |
| 08/10/2011 | EP2041381B1 Floor covering & films for use therewith |
| 08/10/2011 | CN201924566U 变压式高强度耐火住宅厨房集中排油烟管结构 Transformer type high strength refractory residential kitchens hoods tube structure |
| 08/10/2011 | CN201924565U 住宅厨房集中排油烟管的八字型变压结构 Residential kitchens hoods pipe character type transformer structure |
| 08/10/2011 | CN201924564U Device for reducing wind resistance at concrete flue corner |
| 08/10/2011 | CN201924563U 住宅全生命周期管线维修、更替架空系统 Residential lifecycle pipeline repair, replacement aerial system |
| 08/10/2011 | CN101818559B Conveyer for domestic waste of high-rise residential building |
| 08/04/2011 | US20110185657 Floor drainage system for a building and assembly therefor |
| 08/04/2011 | DE102010006468A1 Cladding for basement window shafts of lighting residential or office buildings, is provided with thin, flexible or resilient, stable flat body of each type of light shaft arranged at outside front wall |
| 08/03/2011 | CN201915604U 垃圾处理装置 Garbage disposal unit |
| 08/03/2011 | CN201915603U 组合式无机防火排油烟管道 Combined inorganic fire hoods pipeline |
| 08/03/2011 | CN201915602U 复合防火型排气系统 Composite fire exhaust system |
| 08/03/2011 | CN201915601U 房屋建筑消防排气安全通道系统 Housing building fire safe passage exhaust system |
| 08/02/2011 | CA2476793C Air circulation board for cavity wall construction |
| 07/27/2011 | EP1904698B1 Cap device for a chimney |
| 07/27/2011 | DE202011050239U1 Lichtschachtentwässerungssystem Light shaft drainage system |
| 07/27/2011 | CN201908425U Energy-saving combined smoke exhaust flue |
| 07/27/2011 | CN201908424U Falling injure-preventing elevator shaft |
| 07/27/2011 | CN201908403U Structural system for indoor electrical design and laying of pipelines |
| 07/21/2011 | US20110173906 Floor gland |
| 07/20/2011 | CN201902001U Device and system for discharging air in local area |
| 07/20/2011 | CN102127943A Large-span prestressed concrete beam plate used as ventilation channel and ventilation channel system |
| 07/19/2011 | US7980037 Decorative wall covering with improved interlock system |
| 07/19/2011 | US7980035 Foundation wall moisture abating vent and system |
| 07/14/2011 | US20110168482 Vane type silencers in elbow for gas turbine |
| 07/14/2011 | DE102009041814B4 Sicherungs-System Assurance system |
| 07/14/2011 | DE102007028255C5 Haltevorrichtung für durch Gebäude- oder Raumabdeckungen hindurchreichende Leitungen, wie Schornsteine Holding device for round-reaching by building or room covers lines such as chimneys |
| 07/13/2011 | CN201896437U Ventilating device for cave |
| 07/13/2011 | CN102120540A Integrated elevator |
| 07/12/2011 | DE202011050175U1 Gedämmter Schacht Insulated shaft |
| 07/07/2011 | WO2011080356A1 Passive solar collector module for building facades |
| 07/07/2011 | US20110162291 Wall panel for mounting miniature computing device |
| 07/06/2011 | CN102116065A Large-span prestressed concrete beam plate as ventilating channel and ventilating channel system |
| 07/06/2011 | CN102116063A Large-span prestressed concrete girder plate used as ventilation channel, and ventilation channel system |
| 06/30/2011 | WO2011075893A1 Low carbon ecological and anti-disaster type building |
| 06/30/2011 | US20110155504 Silencing equipment for electric devices |
| 06/30/2011 | US20110155503 Systems and methods for providing airflow |
| 06/30/2011 | DE102010054628A1 Holder for insect protective grid at grating for blocking e.g. flies, has expansion bolt with thread rod and threaded pin with central thread and expansion wings, and rotating head attached to end of rod, which is guided through thread |
| 06/29/2011 | EP2339089A1 Self-supporting prefabricated structure fo stairwells and elevator shafts and assembly thereof |
| 06/29/2011 | CN201884206U Ventilating pipe internally installed generating device |
| 06/29/2011 | CN201884205U Automatic wind power generation device for high-rise building |
| 06/29/2011 | CN201883665U Denoising device at air outlet |
| 06/29/2011 | CN201883664U Air vent arranged at grain unloading mouth of silo cone hopper |