| Patents for E02B 8 - Details of barrages or weirs (2,159) |
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| 07/24/2013 | CN103215929A Intelligent thin-plate-weir-type water gaging device with adjustable water head |
| 07/17/2013 | CN203066040U Overflow groove flood-discharge device |
| 07/17/2013 | CN203066039U Chute impact energy dissipater noise reduction facility of urban small-watershed watercourse |
| 07/17/2013 | CN203066038U Soft isolation device for river channel |
| 07/17/2013 | CN203066037U Vault hoisting device |
| 07/17/2013 | CN203066034U Checkgate |
| 07/16/2013 | US8486273 Water deflection silt collection system |
| 07/16/2013 | CA2694067C Control gates |
| 07/10/2013 | CN203049551U Overflow face energy dissipation structure for rock overflow cofferdam |
| 07/10/2013 | CN103195135A Pump sluice arrangement mode |
| 07/10/2013 | CN103195030A Vertical seam type fish way structure |
| 07/10/2013 | CN103195029A Lateral-inflow and rolling-energy-dissipation bank spillway |
| 07/10/2013 | CN102277862B Side-wall aeration ramp for free flow tunnel |
| 07/03/2013 | CN203034428U Multistage vertical shaft rotational flow united energy dissipation structure |
| 07/03/2013 | CN203034427U Steel retaining device, relief well or pressure measuring well |
| 06/26/2013 | EP2606221A1 Screen arrangement for hydroelectric power plant |
| 06/26/2013 | CN203021974U Intelligent fish dam channel system |
| 06/26/2013 | CN203021973U Sand intercepting groove |
| 06/26/2013 | CN203021969U Top-exposed plane gate |
| 06/26/2013 | CN103174115A Ecological flow pipe arrangement type for concrete dam |
| 06/19/2013 | CN203007916U Fish passing channel capable of isolating sundries |
| 06/19/2013 | CN203007915U A sand basin for a flood discharging tunnel |
| 06/13/2013 | WO2013084303A1 Facility for transporting underwater sedimentation by suction and method for capturing foreign matter |
| 06/13/2013 | WO2013083396A1 Energy generating unit |
| 06/12/2013 | CN202989872U Reinforced adjusting checkgate with hopper |
| 06/12/2013 | CN202989871U High fastening adjusting weir gate with bucket |
| 06/12/2013 | CN202989868U Earthquake region high earth and rockfill dam earthquake resistance structure |
| 06/12/2013 | CN103147426A Anchoring member for anti-impact materials of emergency spillways |
| 06/12/2013 | CN102296572B Earth and rockfill dam body seepage monitoring structure provided with abandoned dreg site behind dam and construction method thereof |
| 06/12/2013 | CN102286961B Overflow dam for waste tires |
| 06/05/2013 | CN202969349U Novel anti-salt mist and bubble eliminating facility for thermal power plants and nuclear power plants |
| 06/05/2013 | CN103132493A Vertical shaft water-cushion type energy dissipater used in geology with weak resistance to impact in canyon |
| 06/05/2013 | CN103132489A Construction method of 200-meter-level high roller compacted concrete seepage-proof dam and seepage-proof dam |
| 06/05/2013 | CN103132488A Reverse osmosis water processing method and reverse osmosis drainage system in construction period of concrete faced rockfill dam |
| 06/05/2013 | CN102277861B In-tunnel self-air-supply energy dissipation method and device |
| 05/29/2013 | CN202954347U Aeration vertical shaft structure in flood discharging tunnel |
| 05/29/2013 | CN202954346U Guardrail structure for dam crest |
| 05/22/2013 | CN202945586U Hanging type hydraulic cylinder flexure resistant device |
| 05/22/2013 | CN202945585U Device providing downstream ecological flow after sluice blocking of diversion water release structure |
| 05/22/2013 | CN103114563A Earth and rockfill dam for forming instantaneous overtopping in process of simulating overtopping dam break test |
| 05/16/2013 | DE102012102920A1 Pool structure for fish moving assistance utilized with water swirl power plant, has segments connected with one another over frame scaffold comprising recesses in direction of middle point of base of structure for forming drain of pool |
| 05/15/2013 | CN202936287U Back-washing combined farmland non-point source pollution intercepting and purifying system |
| 05/15/2013 | CN103103965A Steel dam strobe |
| 05/08/2013 | CN202925532U Discharging groove |
| 05/08/2013 | CN103088799A Ocean platform wave removal icebreaking structure |
| 05/08/2013 | CN103088791A Energy dissipation type debris flow check dam combined draining and guiding and blocking |
| 05/01/2013 | CN202913400U River bank spillway |
| 04/24/2013 | CN202899097U Protruding body discharge chute |
| 04/24/2013 | CN202899096U Overflow weir type anti-foaming device |
| 04/24/2013 | CN202899091U Stepped upstream wrap for longitudinal cofferdams |
| 04/24/2013 | CN103061315A Monitoring instrument embedding protective device |
| 04/18/2013 | WO2013055232A1 Inlet grid cleaner |
| 04/17/2013 | CN202881911U Dragline buttress steel dam |
| 04/10/2013 | CN202865806U Lining for erosion protection waste tires of corridor |
| 04/10/2013 | CN103031826A Technical scheme for hydraulic driving device with convergence and flood discharge functions |
| 04/10/2013 | CN103031825A Whirling flow combined energy dissipation structure for multi-stage vertical well |
| 04/09/2013 | US8414223 Intelligent hydroelectric dam with power storage |
| 04/03/2013 | CN202852182U Mesh sleeve type regulating valve |
| 04/03/2013 | CN103015379A Zero-energy-consumption automatic flood discharge device for lake dam |
| 04/03/2013 | CN103015378A Floating wave-eliminating energy absorption dam |
| 04/03/2013 | CN103015377A Separation-type toe board structure of riverbed of faceplate dam on covering layer |
| 04/03/2013 | CN103011497A Backwash combination type farmland non-point source pollution cut-off purification system |
| 03/27/2013 | CN202830898U Environment-friendly type auxiliary weir for improving gas supersaturation |
| 03/27/2013 | CN202830896U Concentrated discharge device for corridor discharge holes |
| 03/27/2013 | CN202830895U Flood discharge device |
| 03/27/2013 | CN102995610A Emersed plane gate |
| 03/20/2013 | CN202809572U Device for relieving tailings pond flood drainage pressure |
| 03/20/2013 | CN202809571U Hop by hop closed type water channel |
| 03/13/2013 | CN202787193U Choke plug template for concrete construction |
| 03/13/2013 | CN202787192U Movable salt-inhibition submerged dike |
| 03/13/2013 | CN202787191U Water and soil separation dam |
| 03/13/2013 | CN202787049U Novel traffic bridge after dam |
| 03/13/2013 | CN102966082A Aeration facility with downward-bent base slab |
| 03/13/2013 | CN102966081A Biological environment-friendly expansion-drop combination energy dissipater |
| 03/13/2013 | CN102966080A Novel salt spray defoaming facility for thermal power plant and nuclear power plant |
| 03/13/2013 | CN102966079A Stepped upstream head wrapper for longitudinal cofferdam |
| 03/12/2013 | CA2751405C Opening/closing device |
| 03/06/2013 | EP2564055A2 Weir comprising a turbine installation |
| 03/06/2013 | EP2563973A1 Screening belt machine |
| 03/06/2013 | CN202767031U Reservoir basin clay paving and seepage preventing structure |
| 03/06/2013 | CN102953358A Method and structure for improving anti-impact structure of overflow surface of gravity dam and improved structure |
| 03/06/2013 | CN102953355A Construction method and structure for accelerating temporary hole crossing of concrete dam body |
| 03/05/2013 | CA2751408C Opening/closing device |
| 02/28/2013 | WO2013028076A1 Device for dredging in water reservoirs |
| 02/28/2013 | DE102011053159A1 Hydroelectric power plant e.g. planar-type hydroelectric power plant, for producing electric current, has lamellas adjusted, so that part of turbulent water emerges from turbine outlet and is made to flow between lamellas into corridor |
| 02/27/2013 | EP2561141A1 Fusegate for a hydraulic construction, in particular a dam |
| 02/27/2013 | CN102943456A Setting method and structure of after-dam traffic of concrete dam |
| 02/26/2013 | CA2683391C Method for transporting sediments in dammed bodies of water |
| 02/20/2013 | CN202745020U Water-pervious fish pass used for migration fish dam-passing protection |
| 02/20/2013 | CN202745019U Ecological fishway |
| 02/19/2013 | CA2427759C Weir for measuring liquid overflow |
| 02/15/2013 | DE202013000146U1 Wassersparende Fischabstiegshilfe Water-saving fish landing aid |
| 02/13/2013 | EP2557231A2 Flow weir |
| 02/13/2013 | CN202730792U Uplift pressure regulating and controlling device for dam foundation |
| 02/13/2013 | CN202730726U Rotary fluid speed reducer |
| 02/13/2013 | CN202730725U Ball sealer for water inlet of bottom-hole by-pass pipe of dam |
| 02/13/2013 | CN202730707U Initial-stage rainwater intercepting and shunting as well as later-stage rainwater separating system for flood drainage river channel |
| 02/13/2013 | CN102926360A Discharge chute with projections |
| 02/06/2013 | EP2554231A1 Screen with cylindrical filter panel for water intake |
| 02/06/2013 | CN202718074U Arranging structure of arch dam spillover surface outlet |