| Patents for E04F 17 - Vertical ducts; Channels, e.g. for drainage (3,992) |
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| 10/02/2013 | DE102008011269B4 Lichtschachtabdeckung Lighting Well Cover |
| 10/02/2013 | CN103334573A No-power-drive hood for exhaust channel of high-rise house |
| 10/02/2013 | CN103334572A Unpowered cowl for exhaust channel |
| 10/01/2013 | US8544219 Airtight trench drain system |
| 09/26/2013 | US20130247489 Attic conditioning system and method |
| 09/25/2013 | CN203213536U Negative-pressure exhaust passage shared by high-low kitchen and bath |
| 09/25/2013 | CN203213535U Simple pipeline mechanism for steel structure |
| 09/25/2013 | CN103321391A Collecting system used for concrete surplus material and engineering waste |
| 09/25/2013 | CN103321390A Garbage classification and collection system for high-rise building |
| 09/25/2013 | CN103321389A Unpowered air cap for air exhaust channel of multi-story residence |
| 09/25/2013 | CN103321388A Fireproof environment-friendly flue plate |
| 09/19/2013 | DE202013005139U1 Vorrichtung zur Bunkerung von Brauchmaterial Apparatus for bunkering of custom material |
| 09/18/2013 | CN203201176U Structure for solving lighting and ventilation of middle houses of two-elevator four-house high-rise housing |
| 09/18/2013 | CN203201116U Protective jacket for drain pipe |
| 09/18/2013 | CN203201115U Smoke exhaust pipeline for kitchen and toilet of residence |
| 09/18/2013 | CN203201114U Floor foul smell guiding device |
| 09/18/2013 | CN103306463A Metal liner concrete air channel construction method |
| 09/18/2013 | CN103306462A Air duct with fireproof function |
| 09/18/2013 | CN103306461A Drainage structure for exhaust tube |
| 09/17/2013 | US8534018 Ventilated structural panels and method of construction with ventilated structural panels |
| 09/12/2013 | DE202013103785U1 Rückstausicherung Backflow prevention |
| 09/11/2013 | CN203188568U High-rise building construction garbage treatment system |
| 09/11/2013 | CN203188567U Residence fireproof flue and manufacturing die thereof |
| 09/11/2013 | CN103291056A Downspout clapboard and installation and construction method thereof |
| 09/11/2013 | CN102282084B Waste fraction management |
| 09/11/2013 | CN102116065B Large-span prestressed concrete beam plate as ventilating channel and ventilating channel system |
| 09/10/2013 | US8528276 Apparatus and method for diverting water at basement joints |
| 09/04/2013 | CN203174997U Indoor pipeline decorating and protecting member |
| 09/04/2013 | CN203174996U Jet flow variable-pressure smoke exhaust flue |
| 09/04/2013 | CN203174995U Flow jetting variable-pressure exhaust passage |
| 09/03/2013 | US8522499 Deck drainage system |
| 08/28/2013 | CN203160792U Building |
| 08/28/2013 | CN203160791U Building |
| 08/28/2013 | CN203160790U Building |
| 08/28/2013 | CN203160789U Building |
| 08/28/2013 | CN203154648U Fire refuge portion of building |
| 08/27/2013 | CA2670321C Laundry dryer/venting system interlock |
| 08/21/2013 | CN203145418U Sanitation device for recycling household garbage thrown by each household on each layer of high-rise residential building nearby |
| 08/21/2013 | CN203145417U Variable pressure type exhaust duct structure |
| 08/21/2013 | CN203145416U Fully-furnished house pipeline sound insulation structure |
| 08/21/2013 | CN103255905A High-rise building natural ventilation radiating system and radiating method thereof |
| 08/21/2013 | CN103255904A Air inlet-and-outlet hole in smoke discharge ventilation pipeline of building and manufacturing method thereof |
| 08/20/2013 | US8511428 Noise attenuator and vehicle air intake duct provided therewith |
| 08/20/2013 | US8511426 Sound attenuating air vent |
| 08/15/2013 | US20130205708 Insulated/soffit rafter vent |
| 08/14/2013 | CN203129537U Flue with oil leak backstop device |
| 08/14/2013 | CN203129453U Electricity-generation ventilation air-conditioner integrated type wind and solar energy building system of ordinary multi-high-rise steel structure |
| 08/14/2013 | CN103243894A Fireproof non-returning exhaust valve |
| 08/13/2013 | US8505253 Shelter that is capable of withstanding strong winds |
| 08/07/2013 | CN203113726U Rain-proof and wind-proof device at tail end of exhaust duct |
| 08/07/2013 | CN203113725U Bundled type house draught flue assembled by fireproof plates |
| 08/07/2013 | CN203113724U House exhausting passage backward-flow wind prevention cover |
| 08/07/2013 | CN203113723U Machine-made flue |
| 08/07/2013 | CN103233508A Energy saving building |
| 08/01/2013 | DE102012001568A1 Light well for mounting on basement outer wall for illuminating space in basement, is open inwardly for interior and has light permeable covering which is tightly placed on top against precipitation water |
| 07/31/2013 | CN203097388U Refuge chamber |
| 07/31/2013 | CN203097318U High-rise residence ensuring safe evacuation of all people in case of fire accidents |
| 07/31/2013 | CN203097222U Safe treatment device of garbage for elevator shaft |
| 07/31/2013 | CN103228997A Ventilation unit calibration apparatus, system and method |
| 07/31/2013 | CN103225386A Magnesium oxide board flue |
| 07/25/2013 | DE102012001455A1 Heat-exchanger chimney for use with solid material heating furnace, has heat exchanger pipes connected with one another at transfer line in sealing manner, where water is pumped as heat-transferring medium by pipes with circulation pump |
| 07/24/2013 | CN203080962U Residential facility |
| 07/24/2013 | CN203080873U Antenna-type exhaust device with high-efficiency dustproofing function |
| 07/23/2013 | US8490355 Ventilated structural panels and method of construction with ventilated structural panels |
| 07/17/2013 | CN203066429U Centralized lighting and exhausting system for residential window-less toilet |
| 07/17/2013 | CN203066230U Building surface ventilation and power generation system |
| 07/16/2013 | US8484921 Rain-screen apparatus and method |
| 07/16/2013 | US8484914 Sealing system |
| 07/11/2013 | US20130174934 Fire-rated modular duct assembly suitable for exhausting flammable or hazardous gases, vapours and other materials |
| 07/11/2013 | DE10063746B4 Lichtschacht Light shaft |
| 07/10/2013 | EP2612079A2 Ventilation unit calibration apparatus, system and method |
| 07/10/2013 | CN203052905U Air change structure of building and air change system of air change structure of building |
| 07/10/2013 | CN203050049U Exhaust pipe |
| 07/10/2013 | CN203050048U Gas flow pressure measuring device for ventilating duct for residence and valve on ventilating duct |
| 07/10/2013 | CN203046347U Steel surface fireproof plate |
| 07/10/2013 | CN101761246B Building with low-carbon ecological and anti-disaster structure |
| 07/08/2013 | DE202012003476U1 Montagesystem, insbesondere zur Montage an einer Wand Mounting system, especially for mounting on a wall |
| 07/08/2013 | DE202012003473U1 Montagesystem, insbesondere zur Montage an einer mit einer mineralischen Flächenbekleidung versehenen Wand Mounting system, especially for mounting on a surface provided with a mineral clothing wall |
| 07/05/2013 | CA2763183A1 Vent cover |
| 07/04/2013 | US20130167460 Masonry unit systems and methods |
| 07/03/2013 | CN203034808U Amphibious pipe for floor garbage transportation and pump pipe cleaning |
| 07/02/2013 | US8474591 Garbage chute apparatus |
| 06/26/2013 | CN203022311U High-rise building garbage collecting equipment |
| 06/26/2013 | CN203022310U Novel decorative sectional bar for decorating and wrapping water pipe |
| 06/26/2013 | CN203022309U Anti-dead-wind chimney cap |
| 06/26/2013 | CN203022308U Integrally formed mesh pipe |
| 06/26/2013 | CN103174282A Elevator shaft waste safe disposal device |
| 06/26/2013 | CN103174281A Thin-wall component and shared exhaust pipeline |
| 06/20/2013 | WO2013086648A1 Device for capturing, transmitting and diffusing natural light into interior spaces, which comprises a conduit of inverted frustopyramidal form and a diffuser unit that emerges transversely with respect to the horizontal plane of the ceiling of a room |
| 06/20/2013 | CA2849535A1 Device for capturing, transmitting and diffusing natural light into interior spaces, which comprises a conduit of inverted frustopyramidal form and a diffuser unit that emerges transversely with respect to the horizontal plane of the ceiling of a room |
| 06/19/2013 | EP2604774A2 Smoke extraction duct |
| 06/19/2013 | CN203008330U High-and-low-pressure-variable fireproof flue with function of smoke and odor leak prevention |
| 06/19/2013 | CN103161351A Energy-saving system |
| 06/19/2013 | CN103161328A Communication equipment room and air flue regulation method thereof |
| 06/19/2013 | CN101815657B Waste conveying system |
| 06/12/2013 | CN202990377U Movably-adjustable combined formwork for combined ventilating pipe |
| 06/12/2013 | CN202990372U Suspended garbage channel |
| 06/12/2013 | CN202990371U Silencing ventilating duct |
| 06/12/2013 | CN202990291U Multifunctional anti-climbing and antitheft device |
| 06/12/2013 | CN102251685B Underwater dwelling structure |