| Patents for E02B 7 - Barrages or weirs; Layout, construction, methods of, or devices for, making same (4,285) |
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| 11/14/2013 | WO2013167787A1 Modular foundation system that can be rapidly installed/removed for the construction of inflatable hydraulic dams and hydraulic dam containing same |
| 11/14/2013 | US20130302092 Flood Barrier |
| 11/13/2013 | CN203284767U Water conservancy landscape movable retaining dam |
| 11/13/2013 | CN203284766U Gate easy to adjust |
| 11/06/2013 | EP2659069A1 Self-actuating storm surge barrier |
| 11/06/2013 | CN203270526U Self-heat preservation type gate |
| 11/06/2013 | CN203270523U Waterstop system of hydraulic movable dam |
| 11/06/2013 | CN203270522U Improved structure for packing device of electric floodgate |
| 11/06/2013 | CN203270521U Support system of hydraulic movable dam |
| 11/06/2013 | CN203270520U Gate lifting mechanism |
| 11/06/2013 | CN203270519U Flood prevention device of underground parking lot |
| 11/06/2013 | CN203270518U Mechanical grabbing beam capable of threading and removing shaft automatically |
| 11/06/2013 | CN203270515U Full tailing hydraulic reclamation split film yarn woven geofabriform piled dam |
| 11/06/2013 | CN103384745A A floodgate |
| 11/06/2013 | CN102465510B Variable-width stop log bulkhead gate |
| 11/06/2013 | CN102383403B Combined gate-type dry dock door |
| 11/06/2013 | CN102296574B Element extension gate control and operation curve design and application thereof |
| 10/30/2013 | EP2655745A1 Dam body for a damming device and production method |
| 10/30/2013 | CN203259894U Automatic monitoring device of water conservancy gate |
| 10/30/2013 | CN203256704U Water filling and pressure balancing device used for plane gate |
| 10/30/2013 | CN203256703U Automatic hooking and unhooking device of ship lock maintenance gate |
| 10/30/2013 | CN203256702U Flood-preventing water stop board |
| 10/30/2013 | CN203256701U Water power engineering equipment |
| 10/30/2013 | CN203256700U Lockset for hydraulic steel gate |
| 10/30/2013 | CN203256699U Construction structure for water passing earth-rock dam |
| 10/30/2013 | CN203256698U Internal and external lap-free rubber dam |
| 10/30/2013 | CN103374902A Remote-sensible high-precision ceramic-piston-rod hydraulic open-close machine system |
| 10/24/2013 | WO2013157922A1 Device for reflecting a tsunami wave at sea and a method for protecting a quantity of coast |
| 10/24/2013 | US20130279987 Installation of leakage barriers to enhance yield of mineral deposits in unlined solar pond systems |
| 10/23/2013 | CN203247566U Closed gate device of dam waterpower ship lift |
| 10/23/2013 | CN203247552U Remote-control hydraulic control flap gate |
| 10/23/2013 | CN203247551U Cantilever formwork with adjustable curvature |
| 10/23/2013 | CN203247550U Overflow dam building structure suitable for ecological water area landscape |
| 10/23/2013 | CN203247549U Water permeable type stone masonry slag-stopping dam structure |
| 10/23/2013 | CN203247548U Earth-rock concrete-faced rock-fill dam concrete formwork with rubber waterstop |
| 10/23/2013 | CN203247547U Dam panel anti-ice device |
| 10/23/2013 | CN203247546U Combined type suspended wall formwork for pouring dam inclined portion |
| 10/23/2013 | CN103362105A Automatic switch of double-layer arc gate |
| 10/23/2013 | CN103362104A Translational start-stop plane gate system for ship lock |
| 10/23/2013 | CN103362103A Steel membrane step-type overflow dam |
| 10/22/2013 | US8562251 Liquid containment apparatus with flexible wall supports |
| 10/17/2013 | US20130272794 Flood water barrier |
| 10/16/2013 | CN203238602U Automatic sluice gate |
| 10/16/2013 | CN203238601U Siphon weir with automatic water level control function |
| 10/16/2013 | CN203238600U Dam anti-freezing and heat-preserving and dam body integrally-reinforced structure |
| 10/16/2013 | CN103352450A Steel dam gate convenient to install |
| 10/16/2013 | CN103352449A Steel dam gate bottom shaft connecting mechanism |
| 10/16/2013 | CN103352448A 分层取水闸门 Stratified water gate |
| 10/16/2013 | CN102425140B Construction method for high-altitude arch closing |
| 10/10/2013 | US20130266378 Intelligent Hydroelectric Dam With Power Storage |
| 10/09/2013 | CN203229931U Bottom water seal for power station maintenance gate |
| 10/09/2013 | CN203229930U Balancing lever for hinge mounting of ultra-large radial gate |
| 10/09/2013 | CN203229929U Water-powered self-controlled hydraulic double-action turning plate steel gate |
| 10/09/2013 | CN203229928U Lifting-and-hanging gate used for hydraulic engineering sluice |
| 10/09/2013 | CN103343526A Method for discriminating blocking type of window dam in debris flow interception process and application thereof |
| 10/09/2013 | CN103011497B Backwash combination type farmland non-point source pollution cut-off purification system |
| 10/02/2013 | CN203222782U Lifting type gate |
| 10/02/2013 | CN203222781U Dry-wet non-rising stem steel gate valve |
| 10/02/2013 | CN203222780U Portable-type arched unkeeping gate |
| 10/02/2013 | CN203222779U Device for regulating coplane degree of multiple gate fixed wheel treads |
| 10/02/2013 | CN203222778U Ditch gate brake for sluicing water in weir pond |
| 10/02/2013 | CN203222777U Flood retarding weir equipment |
| 10/02/2013 | CN203221692U 橡胶水坝袋体 Rubber dam bag |
| 10/02/2013 | CN203221691U Rubber dam bag body |
| 10/02/2013 | CN103334412A Lower flap gate provided with automatic sewage disposal device |
| 10/02/2013 | CN103334411A Steel structure flap gate |
| 09/25/2013 | CN203214073U Large-deformation damped rubber waterstop |
| 09/25/2013 | CN203213083U Waving gate |
| 09/25/2013 | CN203213082U Rapid operating gate for flood prevention in water conservancy |
| 09/25/2013 | CN203213081U Super high head plane slide sluice structure |
| 09/25/2013 | CN203213080U Screw type automatic power-off protection device for irrigated area water gates |
| 09/25/2013 | CN203213079U Earth and rockfill dam for forming instant overtopping in overtopping dam break stimulation tests |
| 09/25/2013 | CN203213078U Dam combining gravity dam with rock-fill dam |
| 09/25/2013 | CN103321191A Dam body flood discharging and energy dissipating arranging method for concrete-faced rockfill dam |
| 09/25/2013 | CN103321189A Gate top overflowing ventilating and damping device and method |
| 09/25/2013 | CN103321188A Automatic switch for open arc gate |
| 09/25/2013 | CN103321187A Overflow face protection method |
| 09/25/2013 | CN103321181A Method for damming by hydraulic-filling full tailings to geomembrane bag woven by using split film yarns |
| 09/25/2013 | CN102277860B Construction method for fill mortar junction stone dam of mortar stone precast block masonry dam shell |
| 09/24/2013 | US8540456 Containment system |
| 09/18/2013 | CN203200725U Shutter layered semi-automatic gate |
| 09/18/2013 | CN203200724U Lower flap gate with automatic dirt cleaning device |
| 09/18/2013 | CN203200723U Backward-lifting water gate suitable for channel with small sand content |
| 09/18/2013 | CN203200722U Self-floating stoplog access door |
| 09/18/2013 | CN203200721U Automatic hanging-off grab beam for rotary pin and swing ring type gate |
| 09/18/2013 | CN203200720U 闸门液压锁定装置 Gate hydraulic locking device |
| 09/18/2013 | CN203200719U Hanging type slope pouring template device |
| 09/18/2013 | CN103306247A Movable water retaining dam for water conservancy landscape |
| 09/18/2013 | CN103306246A Bottom cross shaft rotating gate |
| 09/18/2013 | CN103306245A Electric-hydraulic proportional speed regulation valve synchronizer for hydraulic hoist |
| 09/18/2013 | CN103306244A Bidirectional water-restricting gate |
| 09/18/2013 | CN103306243A Detachable movable water retaining dam |
| 09/18/2013 | CN103306242A Debris flow control dam for adjusting peak discharge as well as design method and application thereof |
| 09/18/2013 | CN103306241A Watercourse and rubber dam water storage system |
| 09/18/2013 | CN103306240A Structure and constructing method of impermeable dam provided with dry type tailing sand discharging base |
| 09/11/2013 | CN203188188U Hanging bridge rice field water control gate |
| 09/11/2013 | CN203188183U Water gate hydraulic starting and stopping device |
| 09/11/2013 | CN203188182U Double-groove micro-trapezoid gate |
| 09/11/2013 | CN203188181U Hydraulic embedded extensible submergence resistant door |
| 09/11/2013 | CN203188180U Vertical lifting platform flood blockage door applied to field of underground building waterproofing |