| Patents for E02B 8 - Details of barrages or weirs (2,159) |
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| 08/31/2011 | CN201952786U 一种卡槽浮式拦螺装置 One kind of floating bar slot screw device |
| 08/31/2011 | CN102168413A Water gate structure used in reclamation of land from sea and dam construction and exchanging method of water body in reclaimed area of dam |
| 08/24/2011 | CN201943054U 一种由导流洞采用“龙翘尾”型式改建成的泄洪洞 A use of "Alice Long tail" type converted into a spillway tunnel by Diversion Tunnel |
| 08/24/2011 | CN201943053U Flow-guiding and flood-discharging hole structure |
| 08/24/2011 | CN201943051U 自调节环状溢流堰 Self-adjusting ring weir |
| 08/24/2011 | CN201943045U 自行式液压悬臂门式防浪墙混凝土浇筑装置 Self-propelled hydraulic Cantilever parapet concrete pouring equipment |
| 08/24/2011 | CN102162230A Design method for reconstructing diversion tunnel into flood discharge tunnel in 'tail-raising' mode |
| 08/24/2011 | CN102162229A Sediment storage dam for protecting against large-scale low-frequency debris flow |
| 08/24/2011 | CN101824814B Method for plugging diversion tunnel without cutoff by using cast-in-place reinforced concrete gate and the gate |
| 08/18/2011 | WO2011099845A1 Method for moving fish in a fish sparing way, as well as a wheel for use therewith |
| 08/17/2011 | EP2134902B1 Method for transporting sediments in dammed bodies of water |
| 08/17/2011 | CN201933472U 一种利用宽尾墩与坝面小挑坎联合泄洪消能的水坝结构 A use of flaring pier and flip bucket joint small dam spillway dam energy dissipation structure |
| 08/17/2011 | CN201933471U 一种旁侧溢洪道双层分离泄洪结构 One kind of lateral separation flood spillway bilayer structure |
| 08/17/2011 | CN201933470U 一种用于堤坝的排水管装置 A dam drain means for |
| 08/17/2011 | CN101962945B Method for invertedly machining gate flap panel of steel arch-gate |
| 08/04/2011 | US20110188935 Treatment of aqueous suspensions |
| 08/03/2011 | CN201915370U T型墩-消力戽联合消能结构 T-shaped pier - stilling bucket joint energy dissipation structure |
| 08/03/2011 | CN201915369U 一种高溢流坝竖向薄片水流控制消能结构 Vertical slice of a high spillway flow control energy dissipation structure |
| 08/03/2011 | CN201915368U 水流自我耗散消能的水坝结构 Self-dissipative flow energy dissipation dam structure |
| 08/03/2011 | CN201915367U Tunnel plug type cofferdam structure |
| 08/03/2011 | CN1874832B Cleaning device for a trash screen, trash screen comprising a cleaning device, and method for cleaning one such trash screen |
| 08/03/2011 | CN102140788A Tailing dam construction method and special water baffle device |
| 07/27/2011 | CN201908283U Large-sized splitter pier flood drainage structure |
| 07/27/2011 | CN201908282U High-head anti-seismic radial gate with main beam |
| 07/27/2011 | CN102134844A Automatic dredging and desilting system for rubber dam |
| 07/20/2011 | CN101831892B Hydropower station bank slope energy dissipation structure |
| 07/20/2011 | CN101713183B Double-wing type combined trajectory energy dissipation structure |
| 07/06/2011 | CN201891107U One-way water flowing hydraulic intercepting facility capable of controlling highest water level of downstream |
| 07/06/2011 | CN101881016B Combined multi-arch type steel-structure dam |
| 06/29/2011 | CN201883415U Energy dissipation box culvert |
| 06/23/2011 | US20110150573 Water ballasted wave attenuator |
| 06/22/2011 | EP2335795A1 Filtering device conveyor belt |
| 06/22/2011 | CN201873973U Energy dissipater structure in water transporting tunnel |
| 06/21/2011 | CA2514030C Water screen |
| 06/16/2011 | WO2011005064A9 Method and system for creating cohabitation environment for both animals and plants for the concurrent recovery of basic environment |
| 06/16/2011 | US20110139703 Screening grid |
| 06/15/2011 | CN101638888B Flood discharging method for anticorrosion and energy dissipation of rotational flow ring dam and device thereof |
| 06/15/2011 | CN101353889B Full automatic silt separation apparatus |
| 06/08/2011 | CN201857604U Novel gate |
| 06/08/2011 | CN102086641A Three-dimensional bamboo raft wave dissipation device |
| 06/08/2011 | CN101603300B Hydraulic trash remover for bottom grid diversion dam of power station |
| 05/25/2011 | CN201843121U Buttress type steel structure dam |
| 05/19/2011 | WO2011010836A3 Vertical current-switching device for water-treatment channels |
| 05/17/2011 | US7943039 Catch basin for salt water sand |
| 05/12/2011 | DE202011004077U1 Ausleitungs-Element für eine Fischpassanlage Egress element for a fish passage facility |
| 05/12/2011 | DE102009051835A1 Fish promotion system for water section, is blocked by cross-structure and hydroelectric power plant in complete or partial manner, where multiple promotion channels are formed in pool, and channels open over outlet |
| 05/11/2011 | CN201826287U Anti-frozen device of heat pipe of gate panel |
| 05/11/2011 | CN101812832B Submerged cyclone shaft sluice tunnel |
| 05/11/2011 | CN101538841B Differential trajectory jet energy dissipater in absorption basin |
| 05/04/2011 | CN102041800A Method for constructing PVC (polyvinyl chloride) composite geomembrane watertight core of earth-rockfill dam |
| 05/04/2011 | CN101575843B Construction method of rolling concrete dam |
| 04/28/2011 | DE102010037926A1 Hydroelectric power plant for obtaining constantness of running water bodies for fish fauna, has fish ladder device comprising water flowable channel, where channel outlet of ladder device changes into moving passage |
| 04/28/2011 | DE102007020872B4 Anlage zur Verstärkung der Leitströmung in einer Fischauf- oder -abstiegseinrichtung System to amplify the Leitströmung in a Fischauf- or -abstiegseinrichtung |
| 04/27/2011 | EP2215308B1 Fusegate |
| 04/27/2011 | CN201809752U Water supply and drainage system for plunge pool |
| 04/27/2011 | CN102031787A Construction method for cofferdam by taking steel tubes, bamboo basketries and plastic cloth as materials |
| 04/27/2011 | CN102031767A Sleeve valve with adjustable longitudinal flow |
| 04/20/2011 | CN102021900A Device for clearing siltation in front of river tumble gate |
| 04/06/2011 | EP2038488B1 Screening grid on an overflow spillway of a rainwater relief system |
| 04/06/2011 | CN201785733U Spillway chute structure |
| 03/31/2011 | DE102009044069A1 Fish ladder for bypassing migrant obstruction in flowing watercourse, has basin whose flow cross-section is located at end, where another flow cross-section is located in middle of basin under consideration of longitudinal direction |
| 03/23/2011 | EP2296778A1 Water screen belt module |
| 03/23/2011 | CN101988288A Source truncation and sand drain in reservoir |
| 03/23/2011 | CN101691745B Arrangement method of combining twin-deck bridge and gate bridge |
| 03/23/2011 | CN101649610B Honeycomb funnel type micro suction force flood discharge device |
| 03/17/2011 | WO2010124678A3 Cleaning device for a sewage screen, and sewage screen comprising such a cleaning device |
| 03/17/2011 | US20110064522 System and method for reducing the downstream environmental impact of water extracted from a hydraulic dam |
| 03/16/2011 | CN201762694U Dam flow guiding device |
| 03/10/2011 | WO2011026188A1 Silt barrier |
| 03/10/2011 | CA2772934A1 Silt barrier |
| 02/16/2011 | CN201746825U Diving rotating pier self-adjustment flow vertical shaft energy dissipation device |
| 02/16/2011 | CN201746824U High tail-water level hydrocyclone spillway tunnel |
| 02/16/2011 | CN201746823U Water inlet eddy eliminating structure |
| 02/16/2011 | CN201746822U Desilting and sludge disturbing device at water extraction port of reservoir |
| 02/16/2011 | CN201746818U Water gate structure used for reclamation dam |
| 02/15/2011 | US7887258 Intake apparatus for dams |
| 02/10/2011 | US20110033242 Modular-unit floodwall system |
| 02/09/2011 | EP2281949A2 Control gate |
| 02/09/2011 | CN101538840B Trajectory jet type energy dissipater in absorption basin |
| 02/03/2011 | WO2011012078A1 Aeration swirling flow vertical well with double volute chambers |
| 02/02/2011 | EP2280121A2 Control gate |
| 02/02/2011 | CN201730082U Gravity flow type weir plate flow rate controller |
| 02/02/2011 | CN101962945A Method for invertedly machining gate flap panel of steel arch-gate |
| 01/27/2011 | WO2011010836A2 Vertical current-switching device for water-treatment channels |
| 01/27/2011 | DE102009042132B3 Device for diverting fishes and flotsam from intake screen, has collecting trough comprising stripping device, and perforated plate for producing flow shade and arranged at trough in direction of backwater in vertically displaceable manner |
| 01/26/2011 | CN201722671U Four-linkage movable type gate |
| 01/19/2011 | CN101952516A Secured fusible |
| 01/19/2011 | CN101949145A Water supply and drainage system of plunge pool |
| 01/19/2011 | CN101045237B Method for improving medium or serious saline and alkaline land by the sea, and comprehensive utilization of the same |
| 01/13/2011 | WO2011005064A2 Method and system for creating cohabitation environment for both animals and plants for the concurrent recovery of basic environment |
| 01/12/2011 | CN201704677U Steel automatic overturning gate |
| 01/12/2011 | CN201704672U Flood prevention dam device used in stripmined land |
| 01/05/2011 | CN201695385U Hydropower station power regenerating device |
| 01/05/2011 | CN201695384U Reservoir high water level flat-plate closing flood-discharge door |
| 01/05/2011 | CN101570967B Fish way with ovoid fish-passing holes |
| 01/05/2011 | CN101555685B Chain-degradation impounding dam for mountainous regions |
| 12/29/2010 | CN201686972U Variable arc steel moulding plate for arch crown of dam gallery |
| 12/29/2010 | CN201686971U Self-flowing weir plate flow controller |
| 12/29/2010 | CN201686966U Dam |
| 12/29/2010 | CN101624819B Double volute chamber aerated type swirling flow vertical shaft |