| Patents for E02B 7 - Barrages or weirs; Layout, construction, methods of, or devices for, making same (4,285) |
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| 07/22/2009 | CN201276694Y Horizontal shutter |
| 07/22/2009 | CN101487247A Expansion type screw |
| 07/22/2009 | CN101487246A Non-foundation ditch construction method for earth and rockfill dam |
| 07/16/2009 | US20090180835 Water Control Apparatus |
| 07/15/2009 | CN201272957Y Flap valve |
| 07/14/2009 | CA2454303C Water containment structure |
| 07/09/2009 | WO2009082882A1 Gravity-operated opening and closing gate controlled by water level |
| 07/08/2009 | CN201268838Y Unpowered water level control slap door |
| 07/08/2009 | CN101476309A Dam body prepressing inverted filling construction method for ultra-high concrete panel rock-fill dam |
| 07/08/2009 | CN100510271C Plug-in type waterstop member |
| 07/08/2009 | CN100510270C Reservoir suction gate |
| 07/01/2009 | CN201265153Y Conjoint sealing arrangement of rotating checkgate |
| 07/01/2009 | CN100507155C Portable assembling type steel structure temporary water dash device |
| 06/24/2009 | CN101463594A End dumping flow guiding and stopping method |
| 06/18/2009 | US20090154998 Storm water diversion device |
| 06/11/2009 | US20090149690 pliable building blocks of rectangular shape form a wall by stacking successive horizontal rows of building blocks such that the respective internal voids vertically align, thereby forming adjacent columnar voids within the wall filled with absorbent ground rubber which will cling peteroleum product |
| 06/11/2009 | US20090148237 Sea wall system with displaceable and water level actuating components |
| 06/03/2009 | CN101446081A Concrete face for rockfill dam |
| 05/27/2009 | CN201245832Y Side self-operated sluice |
| 05/27/2009 | CN201245831Y Energy-saving side full-automatic non-return apparatus |
| 05/27/2009 | CN201245830Y Slipper block connecting bar type hydraulic automatic control shutter gate |
| 05/27/2009 | CN201245829Y Rubber-coated sluice |
| 05/27/2009 | CN201245828Y Rolling curtain type sluice gate |
| 05/27/2009 | CN201245827Y Earth rock coffer dam for grouting reinforcement |
| 05/27/2009 | CN101440614A Non-batardeau concrete dam construction method |
| 05/27/2009 | CN100491649C Pneumatic wire-jet machine |
| 05/21/2009 | CA2613433A1 Improvement in rubber profile for flood gate sealing, manufacturing system and product thereof obtained |
| 05/20/2009 | CN201241322Y Arch dam building base plane structure |
| 05/20/2009 | CN101435192A New and old concrete combining construction method |
| 05/13/2009 | CN101429759A Inverse drainage processing method in high concrete panel rock-fill dam construction period |
| 05/13/2009 | CN101429756A Tamping method for flexible filling material pointing in concrete slab joint |
| 05/13/2009 | CN100487201C Down-the-hole type arc gate of sluice path |
| 05/13/2009 | CN100487200C Convex bulkhead gate groove |
| 04/30/2009 | DE102007049435A1 Vorrichtung zur Erzeugung von Schwingungen Device for generating vibrations |
| 04/23/2009 | US20090103981 Expansion Device For Containing Overflows |
| 04/22/2009 | CN101413258A 混凝土衬砌机 Concrete Lining Machine |
| 04/22/2009 | CN101412832A High-strength ultraviolet-resistant rubber dam bag |
| 04/15/2009 | EP2047036A2 Flood defence wall |
| 04/09/2009 | WO2008002988A3 Method of constructing a secondary containment area |
| 04/08/2009 | CN100476080C Automatic variable fishway realized by water level monitoring |
| 04/08/2009 | CN100476079C Support hinge device |
| 04/07/2009 | CA2365074C Fixable seal sluice gate |
| 04/01/2009 | EP2042658A1 Float valve, float flood gate and method of use thereof |
| 04/01/2009 | CN201215122Y Floating connecting mechanism of hydraulic oil cylinder in hydraulic hoisting device |
| 03/25/2009 | CN201212142Y Pore-forming machine of drainage conduit in concrete dam |
| 03/25/2009 | CN101392517A Fixation winding type hoist governor |
| 03/25/2009 | CN101392516A Rolling earth-rock dam construction method |
| 03/19/2009 | WO2009033195A1 Mobile water dam |
| 03/11/2009 | CN101381988A Siphon chocked lake |
| 03/10/2009 | US7500806 Method and apparatus for constructing filter zones in earthfill dams |
| 03/05/2009 | WO2009026668A1 Gate comprising stop logs |
| 03/04/2009 | EP2031154A1 Method of producing an ornamental sheet of water with natural treatment of the water it contains, sheet of water produced |
| 03/04/2009 | CN201202108Y Multi-hinge slipper block sluice and impounded dam |
| 03/04/2009 | CN201202107Y Novel anchoring member for rubber dam |
| 03/04/2009 | CN101377076A Air classification water lift regulating and controlling system |
| 03/04/2009 | CN100465380C A bottle stopper type anti-shock dam |
| 03/03/2009 | US7497644 Automatic liquid barrier system |
| 02/26/2009 | DE102007041611B3 Flexible hose weir is secured to a base and has a pressure sensing tube reversibly inserted into one edge of the hose |
| 02/25/2009 | CN100464028C Ecological permeable dam |
| 02/25/2009 | CN100464027C Method for the removal of sediment from sand traps |
| 02/17/2009 | US7491016 Portable dike and floatation device |
| 02/12/2009 | WO2009018719A1 Damming method for permeable red mud dam with red mud from sintering process |
| 02/11/2009 | CN101363217A Dam construction method of red mud permeable dam by sintering process |
| 02/11/2009 | CN100460601C Movable wall type dike |
| 02/04/2009 | CN101358445A Control method of shutter gate hydraulic water power interactive control |
| 02/04/2009 | CN100458020C Revolving door type water gate |
| 01/28/2009 | CN201187049Y Stroke controllable portable motorized apparatus for changing sluice valve and valve pad |
| 01/28/2009 | CN201187048Y Door machine integrated gate |
| 01/28/2009 | CN101353888A Transmission type sluice turning apparatus |
| 01/15/2009 | WO2009008184A1 Fluid mixing flow channel structure and method of fluid mixing |
| 01/15/2009 | US20090016821 Barrier panel system and method of installing |
| 01/14/2009 | CN201180265Y Waterpower automatic control type panel turnover floodgate |
| 01/07/2009 | CN201176583Y Hinge type ultra-high hydraulic shutter gate and storage dam |
| 01/07/2009 | CN101338556A High head radial gate pneumatic active water-stopping system |
| 12/31/2008 | EP1880058B1 Flood barrier |
| 12/31/2008 | CN201172812Y Ice-melting device for ensuring normal running of arc door in winter |
| 12/31/2008 | CN101333808A Soft movable dam |
| 12/31/2008 | CN101333807A Soft dam |
| 12/31/2008 | CN101333806A Dam for preventing inwelling |
| 12/31/2008 | CN101333805A Dam for generating |
| 12/24/2008 | CN201169767Y Steel shutter capable of lodging without middle pier |
| 12/24/2008 | CN201169766Y Water power inserting plate brake |
| 12/24/2008 | CN201169765Y Automatically-washing silt weir culvert |
| 12/24/2008 | CN201169764Y Anti-collision rubber dam |
| 12/24/2008 | CN201169763Y Protection plate of rubber dam |
| 12/18/2008 | WO2007121278A3 Water-filled flood bags for emergency flood control |
| 12/17/2008 | EP1466054B1 Method and device for limitation of flooding |
| 12/17/2008 | CN201165657Y Water level adjustable waterpower self control flap gate |
| 12/17/2008 | CN201165656Y Hinge type waterpower self control flap gate baffler |
| 12/17/2008 | CN201165655Y Integrated waterpower self control flap gate baffler |
| 12/17/2008 | CN100443666C Oblique weir device on the river |
| 12/10/2008 | EP2000597A1 Mobile barrier for temporary closing of channels and port entrances |
| 12/10/2008 | EP2000596A2 Weir for temporary closing of channels and port entrances |
| 12/10/2008 | CN201162208Y Floater horizontal opening door |
| 12/10/2008 | CN201162207Y Marine construction pier bench |
| 12/10/2008 | CN101319493A Flexible material filling and pointing machine, and concrete deck joint method |
| 12/09/2008 | US7461999 Flow measurement and control |
| 12/03/2008 | CN201158815Y Dragging and supporting type hydropower automatic control gravity force conversion opening and closing shutter |
| 12/03/2008 | CN201158814Y Layered water drawing structure |
| 11/27/2008 | WO2008142443A1 Sluice gate |