| Patents for E02B 8 - Details of barrages or weirs (2,159) |
|---|
| 10/03/2012 | CN102704448A Deep-hole rotational flow vertical shaft flood discharging tunnel and design method |
| 10/03/2012 | CN102704447A V-shaped step energy dissipater with transition section |
| 10/03/2012 | CN102168413B Water gate structure used in reclamation of land from sea and dam construction and exchanging method of water body in reclaimed area of dam |
| 10/03/2012 | CN101914905B Non-curing transecting type flood protection water conservancy project building |
| 09/30/2012 | CA2757363A1 Multi-rate flow control system for a detention pond |
| 09/26/2012 | CN202450501U Bricking drainage structure for stilling pool |
| 09/26/2012 | CN202450500U Antifreezing and icebreaking device for spraying water in front of sluice gate |
| 09/26/2012 | CN202450464U Movable guard rail of aisle on dam |
| 09/26/2012 | CN202449964U Constructed wetland system and overflow wall thereof |
| 09/26/2012 | CN102691280A Multistage sliding ladder and stilling pool combined energy dissipater used for soft foundation section |
| 09/26/2012 | CN102691279A Array-tube-type weir gate |
| 09/26/2012 | CN101845800B Production method of timber fender for hydraulic steel gate |
| 09/19/2012 | EP2500472A1 Partially foamed gravel fixing for dams and dykes |
| 09/19/2012 | CN202440803U Air-entraining structure for flood releasing building |
| 09/19/2012 | CN202440802U Unpowered improving device for supersaturation of under-dam riverway gas |
| 09/19/2012 | CN202440795U Downstream fall type abrupt-slope drainage chute arc-shaped labyrinth weir device |
| 09/19/2012 | CN102677640A Step energy dissipater comprising reverse arc surfaces |
| 09/19/2012 | CN102677639A Multifunctional combination intake tower structure for reservoir |
| 09/18/2012 | CA2560438C Screening grid |
| 09/12/2012 | CN202430689U Mining area coal gangue dam drainage system |
| 09/12/2012 | CN102660940A Swirling flow shaft with a plurality of swirling chambers |
| 09/11/2012 | US8262317 Juvenile fish bypass system |
| 09/05/2012 | CN202416273U Energy dissipation pore plate for flood discharge tunnel |
| 09/05/2012 | CN202416272U Folded cantilever gate for small water outlets of reservoirs |
| 09/05/2012 | CN202416271U Vibration and water spraying combined system for vibration gate |
| 09/05/2012 | CN202416251U Water-breaking ocean platform |
| 09/05/2012 | CN101408022B Water gate dipper type shunting energy dissipating rushing-proof technology |
| 08/29/2012 | CN102650123A Floating oncomelania blocking device with clamping grooves |
| 08/29/2012 | CN102650122A Anti-freezing and de-icing mechanism for lock gate or arc gate |
| 08/22/2012 | CN202390852U Weep hole with reversed filtering function |
| 08/22/2012 | CN102644261A Surge shaft construction method combining impedance with overflow |
| 08/22/2012 | CN102644260A Spillway chute base board covered drainage system |
| 08/16/2012 | DE102011000726A1 Tool for assisting entrance of fish into water flowing through bypass channel, has flow obstruction element whose two ends are arranged facing away water bypass channel and at downstream of bypass channel |
| 08/15/2012 | EP2487297A1 Device for recovering floats |
| 08/15/2012 | CN102635099A Water-surface efficient wave-preventing and wave-reducing floating island net technology for planting higher plants to restrain algal bloom |
| 08/15/2012 | CN101871204B Capping method for planar curve path of free-flow spillway tunnel |
| 08/08/2012 | CN202369973U Drain hole for dam toe draining curtain of arched concrete dam |
| 08/01/2012 | CN202359540U Diversion tunnel structure with in-tunnel energy dissipation structures |
| 08/01/2012 | CN202359539U Reservoir bottom gate |
| 08/01/2012 | CN202359532U Ecological living water dam for middle and small river channels |
| 08/01/2012 | CN102619200A Energy dissipation method of sidewall aeration steps and outlet submerged flip bucket of inclined shaft type flood discharge tunnel |
| 07/30/2012 | DE202012002611U1 Klappenvorrichtung zum Öffnen und Verschließen einer Öffnung eines Kanals The valve device for opening and closing an opening of a channel |
| 07/25/2012 | CN202347503U Water drainage valve for pond |
| 07/25/2012 | CN202347500U Integrated cable-penetrating guiding device for U-shaped anchor cable |
| 07/25/2012 | CN102605752A Whirlwind hydraulic drop vertical well |
| 07/18/2012 | CN202337970U Plugging structure for diversion tunnel |
| 07/18/2012 | CN202337969U 一种闸门跨天井施工装置 One kind of gate across the patio construction equipment |
| 07/18/2012 | CN102587333A Lever type river water depth control device |
| 07/18/2012 | CN102587330A Arc-shaped labyrinth weir with downstream dropping slope chute |
| 07/17/2012 | US8221031 Method for transporting sediments in dammed bodies of water |
| 07/11/2012 | CN202323892U 一种闸门面板碳纤维变功率防冰冻装置 One kind of carbon fiber variable power gate panel anti-freeze device |
| 07/11/2012 | CN202323891U 钢制门框铸铁闸门 Steel door iron gate |
| 07/11/2012 | CN202323890U 水电站库区进水口拦污栅清淤装置 Hydropower Reservoir intake trash rack dredging equipment |
| 07/11/2012 | CN202323883U Connecting structure of gate piers of hydraulic buildings at seismic-intensity area |
| 07/11/2012 | CN102561279A Water column for river drainage and drainage method |
| 07/11/2012 | CN102561274A Modular FRP (fiber reinforced plastic) gate |
| 07/11/2012 | CN102561272A Flexibly-foldable movable flood control gate |
| 07/04/2012 | CN202298577U Plugging structure for diversion tunnel |
| 07/04/2012 | CN202298575U 一种泥石流水石分离系统 One kind of stone debris flow water separation system |
| 07/04/2012 | CN202298574U 设有挡水墙的溢流坝 The spillway has a retaining wall |
| 07/04/2012 | CN102535410A Novel turnable water retaining device |
| 07/04/2012 | CN102535391A Anti-wave ocean platform |
| 07/04/2012 | CN102535390A Construction method of anti-wave-type offshore platform |
| 07/04/2012 | CN102041800B Method for constructing PVC (polyvinyl chloride) composite geomembrane watertight core of earth-rockfill dam |
| 07/04/2012 | CN102031787B Construction method for cofferdam by taking steel tubes, bamboo basketries and plastic cloth as materials |
| 07/04/2012 | CN101864754B Inclined flip bucket for spillway or flood discharge hole outlet |
| 07/04/2012 | CN101624818B Differential column-splitting inlet energy dissipater |
| 06/27/2012 | CN102518091A Arrangement and construction method of energy dissipation orifices in flood discharging tunnel |
| 06/27/2012 | CN102518090A Application of after tension non-cohesive steel strand double circle arrangement in round concrete structure |
| 06/27/2012 | CN102518089A Construction method for sluice gate across raise |
| 06/27/2012 | CN102518087A Bottom gate of reservoir |
| 06/27/2012 | CN101666078B Gate sill underwater erosion-deposition flushing system |
| 06/21/2012 | WO2012081830A1 Safe fishway |
| 06/14/2012 | US20120148344 Safety Fish Way |
| 06/13/2012 | CN202273213U 适用于坝体的自动蓄泄装置 Suitable for automated storage and discharge device dam |
| 06/13/2012 | CN202273212U 适用于坝体自动蓄泄装置的板体回复结构 Suitable for automatic storage and discharge device dam plate structure Reply |
| 06/13/2012 | CN202273211U 适用于坝体自动蓄泄装置的安全插销 Suitable for automatic storage and discharge of dam safety latch device |
| 06/13/2012 | CN202273209U 整体式水力自控翻板闸门 Integral hydraulic flap gate |
| 06/13/2012 | CN202273203U 梯形水坝 Keystone Dam |
| 06/13/2012 | CN102493409A Self-sealing gate |
| 06/06/2012 | CN202265807U Gate chamber of building for flow guide and drainage |
| 05/31/2012 | WO2012070945A1 System and method for removing sediment from sand traps |
| 05/30/2012 | CN202247820U Concrete pier wall-connection support beam system end structure |
| 05/30/2012 | CN202247817U Efficient underflow-type energy dissipating facility |
| 05/30/2012 | CN202247816U Freezing prevention device for heat pipes of gate panel |
| 05/30/2012 | CN102482857A 用于水处理水道的上下交流装置 AC unit up and down the waterway for water treatment |
| 05/30/2012 | CN102140788B Tailing dam construction method and special water baffle device |
| 05/30/2012 | CN101892654B Conical swirling flow vertical shaft |
| 05/24/2012 | DE102010053645A1 Reliable control and monitoring device used in e.g. thermal power plant, has electrode probes with mechanical insulation for detecting water level of boiler, and electric resistance heater to avoid freezing of water in boiler |
| 05/23/2012 | CN202227325U Structure for reducing and preventing sound and vibration of service gate of water-filling gallery by means of natural ventilation |
| 05/23/2012 | CN202227324U Adjustable vertical seam type fish channel structure |
| 05/23/2012 | CN102465509A 具有消能的大坝 With a dam energy dissipation |
| 05/16/2012 | CN202220336U Device for reducing acoustic vibration of built project water-filling gallery operation door |
| 05/16/2012 | CN202220335U Inclined self-flow residue-blocking residue-discharge valve |
| 05/09/2012 | CN202214710U Overflowing-drainage integrated brake weir |
| 05/09/2012 | CN102444107A Control gates |
| 05/09/2012 | CN101881020B Method and device for dissipating energy by automatically adjusting flow through shaft of submerged rotating pier |
| 05/09/2012 | CN101555687B High-geostress narrow-valley inverted arch plunge pool and design method thereof |
| 05/03/2012 | WO2011149225A3 Multifunctional movable-weir sluice gate system for purifying contaminated river water |
| 05/02/2012 | CN102433863A Energy dissipation pore plate for spillway tunnel |