| Patents for E02B 8 - Details of barrages or weirs (2,159) |
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| 04/09/2014 | CN103711106A Raft type wave energy dissipation device |
| 04/03/2014 | WO2014051267A1 Environmentally-friendly safe weir comprising both water way and fish passage |
| 04/02/2014 | CN203514276U Flood discharging electricity generating energy dissipation hydropower station |
| 04/02/2014 | CN203514275U Narrow-slit flip bucket structure of release structure in high and steep narrow valley |
| 04/02/2014 | CN203514274U Crashing type combined underflow energy dissipater structure |
| 04/02/2014 | CN203514273U Large-incidence-angle diffusion-type drop sill underflow energy dissipation structure |
| 04/02/2014 | CN203514272U Side-weir-type spillway |
| 04/02/2014 | CN203514265U Telescopic-pipe type layered-water-taking middle-low-water-head dam |
| 04/02/2014 | CN103696405A Herringbone mud-rock flow water and stone separating system designing method |
| 03/28/2014 | CA2791180A1 Fish levitation system |
| 03/26/2014 | EP2710255A1 Hydro-electric power plant comprising a grating assembly for taking water into the turbine, which is designed to discharge floating debris stopped by the grating |
| 03/26/2014 | CN203498810U Ship lock utilizing device for fish passthrough |
| 03/26/2014 | CN203498809U Water hammer protection device for siphon-type spillway pipeline |
| 03/26/2014 | CN103688048A Hydro-electric power plant comprising a grating assembly for taking water into the turbine, which is designed to discharge floating debris stopped by the grating |
| 03/26/2014 | CN103669302A Buried drainage system of power station absorption basin pipe network |
| 03/26/2014 | CN103669301A High-low ridge stilling pool achieving double-layer disperse energy dissipation |
| 03/26/2014 | CN103669300A Gate air feeding-discharging device |
| 03/26/2014 | CN103669299A Baffle for wide rectangular thin-plate weirs such as small-sized basin rainfall runoff field observation cofferdams |
| 03/26/2014 | CN103669294A Two-way water-blocking gas shield dam and fish way based on same |
| 03/26/2014 | CN103669283A Combined flood control dam of power plant on coastal region |
| 03/26/2014 | CN103669277A Device and method for guiding fishes to sail upstream |
| 03/12/2014 | CN203475400U Dam Face energy dissipater |
| 03/05/2014 | CN203465774U Special permission verifying device for water conservancy flood discharge |
| 03/05/2014 | CN103614994A Energy dissipation flood discharging device |
| 03/05/2014 | CN103614993A Siphon anti-blocking device used for pond and dam projects and operation method of siphon anti-blocking device |
| 03/05/2014 | CN103614991A Inverted arch steel structure dam with resistance piers |
| 03/05/2014 | CN102561279B Water column for river drainage and drainage method |
| 02/26/2014 | CN203452054U Suspended type electric hoist trash remover |
| 02/26/2014 | CN103603327A Supporting gate dam provided with biological channel |
| 02/26/2014 | CN103603315A River pumping irrigation multifunctional scenery waterfall dam |
| 02/13/2014 | US20140044486 Flow Control System for a Detention Pond |
| 02/12/2014 | CN203429608U Simple flood drainage device with overflow tank |
| 02/12/2014 | CN203429607U Combination high-low threshold stilling pool with flow deflecting structure |
| 02/12/2014 | CN203429606U Sediment retaining bank reconstructed from temporary cofferdam |
| 02/12/2014 | CN103572739A Double-lifting point embedded bulkhead gate system and application thereof |
| 02/12/2014 | CN102561272B Flexibly-foldable movable flood control gate |
| 02/06/2014 | WO2014022389A1 Coarse and fine screen assembly |
| 02/05/2014 | CN203420261U Steel formwork for dam stilling basin prefabricated gallery top arch |
| 02/05/2014 | CN103556610A Transferring device between fishway and fish van and implementation method thereof |
| 02/05/2014 | CN103556606A River course gate |
| 02/04/2014 | CA2552486C Protective sleeve for intake rack bars |
| 01/29/2014 | CN203411960U Glory hole spillway of reservoir |
| 01/29/2014 | CN203411959U Multi-step type drop combination energy dissipater structure |
| 01/29/2014 | CN203411958U Fish back type drop-sill energy dissipater structure by bottom flow |
| 01/29/2014 | CN203411957U Aerification device used for flood discharge deep hole |
| 01/29/2014 | CN203411956U Nested top overflowing gate |
| 01/29/2014 | CN103541337A Bubble inhibition device for power plant open drainage channels |
| 01/29/2014 | CN103541336A Insertion pipe drain valve |
| 01/29/2014 | CN103541335A Zigzag trash rack for stopping trash of pump station |
| 01/22/2014 | CN203403393U Automatic flood discharging device for reservoir warning water level |
| 01/22/2014 | CN103526733A Flood discharge and power generation energy dissipation hydropower station |
| 01/22/2014 | CN103526732A Dam drainage structure |
| 01/22/2014 | CN103526731A 倒v字形阶梯消能工 Inverted v-shaped stepped energy dissipater |
| 01/16/2014 | WO2014008553A1 Control gates and valves |
| 01/14/2014 | DE202012103857U1 Verstellvorrichtung für eine verstellbare Wassersperre, insbesondere ein Überfallwehr oder einen Schieber Adjusting for an adjustable water barrier, in particular a overflow weir or a slide |
| 01/09/2014 | WO2014008390A1 Wastewater screen filter and chain tensioner |
| 01/09/2014 | CA2878288A1 Wastewater screen filter and chain tensioner |
| 01/08/2014 | CN203383195U High-low ridge stilling basin for energy dispersion and dissipation along journey |
| 01/08/2014 | CN103498455A Independent arrangement structure of side-direction flow-in funnel type water inlet |
| 01/08/2014 | CN103498452A Narrow seam flip bucket structure of high-gradient narrow river valley release structure |
| 01/08/2014 | CN103498451A Collision type combined underflow energy dissipater structure |
| 01/08/2014 | CN103498445A Low-middle water head dam adopting telescopic pipe type layering water taking |
| 01/01/2014 | CN203373712U Lifting device for opening dam trash rack |
| 01/01/2014 | CN103485314A Device and method for realizing fish passing by utilizing ship lock |
| 12/25/2013 | CN203361105U Flow channel outlet structure for high arch dam spillway surface holes |
| 12/25/2013 | CN203361104U Flow channel structure used for high-arch dam flood discharge surface hole |
| 12/25/2013 | CN203361103U Anti-blocking sewage trash rack |
| 12/25/2013 | CN103469772A Shaft type flood spillway for reservoirs |
| 12/18/2013 | EP2674531A1 Weir in a flowing body of water, with an artificial outlet area and a fish pass |
| 12/18/2013 | CN103452079A Construction method for river beach pool ecological purification system |
| 12/18/2013 | CN102373693B Boulder apron energy dissipating and scour preventing structure and construction method thereof |
| 12/18/2013 | CN102345279B Gate pier connection structure of marine construction in high seismic intensity region and construction method thereof |
| 12/12/2013 | DE102012011362A1 Künstliches Auslaufgerinne einer Staustufe in einem fließenden Gewässer Artificial Auslaufgerinne a barrage in a stream |
| 12/11/2013 | CN203334250U Mechanical movable retaining dam |
| 12/11/2013 | CN103437334A Design method of side channel type entrance of non-pressure tunnel |
| 12/11/2013 | CN103437333A Spiral-lifting water pool type fishway |
| 12/11/2013 | CN103437332A Protruding body and discharge chute for mounting protruding body |
| 12/11/2013 | CN103437331A Vibration and explosion reducing array type inlet energy dissipater |
| 12/11/2013 | CN103437330A Simple drainage device of overflow groove |
| 12/11/2013 | CN103437329A Combination type high-low threshold stilling pool provided with flow deflecting structure |
| 12/11/2013 | CN103437328A Anti-collision device for fiber composite material gate |
| 12/10/2013 | US8602687 Water/fluids surge/backflow protection systems and management |
| 12/04/2013 | CN203320495U Fish lock |
| 12/04/2013 | CN203320494U High dam spillway foundation drainage system |
| 12/04/2013 | CN203320493U Structure for restraining flow cavitation of water discharge structure |
| 12/04/2013 | CN203320492U Caprolactam sluice gate for water conservancy project |
| 12/04/2013 | CN203320487U Gate jacking reinforcing device |
| 12/04/2013 | CN103422476A Multi-channel aeration facility with front oblique tail pier |
| 11/27/2013 | EP2666910A2 Device for the descent of eels at hydraulic structures |
| 11/27/2013 | CN203307784U Pressurized-water erosion reduction structure of release structure |
| 11/27/2013 | CN203307783U Ring-type thin-wall weir head structure of spillway of vertical shaft |
| 11/27/2013 | CN203307782U Structure for adjusting water flow patterns in side weir type spillway side channel |
| 11/27/2013 | CN203307781U Temporary drainage device of fill slope |
| 11/27/2013 | CN203307776U Concrete face rock fill dam toe board structure |
| 11/27/2013 | CN203307766U Discharge structure |
| 11/27/2013 | CN103410129A Multistage step drop energy dissipater structure |
| 11/27/2013 | CN103410128A Underflow energy dissipation structure for fish back type drop bank |
| 11/27/2013 | CN103410086A Novel water gate energy dissipation facility and construction |
| 11/26/2013 | US8591149 Secured fusegate for flood control |
| 11/21/2013 | US20130309013 Reinforcement system for increased lateral stability of flood wall |