Patents
Patents for E02B 7 - Barrages or weirs; Layout, construction, methods of, or devices for, making same (4,285)
03/2004
03/03/2004CN1140674C Rubber dam contaniing steel wire meshes and its making technology
03/02/2004US6698766 Slide gate sealing system
02/2004
02/25/2004CN1477270A Ship lock inverted-V gate pillow-supporting pad block and water-stopping structure
02/18/2004EP1389653A1 Operation device for mechanisms associated to locks and for flow control of rivers
02/17/2004US6692187 Flood gate for door
02/12/2004WO2004013414A1 Flood protection system
02/11/2004CN1473995A Bottle stopper type anti-shock dam
02/10/2004CA2281647C Device for controlling a liquid flow
02/04/2004CN2602056Y A kind of modified sluice gate of water prevention
02/04/2004CN1472394A Method for reducing loss of closure material
01/2004
01/28/2004EP1383963A1 Portable flood barrier section and flood barrier
01/28/2004CN1136386C Apparatus for raising power generating efficiency of dam
01/22/2004DE10231744A1 Klappwehr Folding defense
01/21/2004EP1382555A1 Silo-sliding door combination for transferring and transporting agricultural products
01/20/2004US6679654 Flood control system
01/15/2004US20040009041 Control gates
01/08/2004US20040005195 Holding apparatus for a dam unit of a dam installation and a method for holding and raising or lowering such a dam unit
01/07/2004CN2597609Y Multifunctional concrete combined form bracing
01/07/2004CN2597541Y ROM-type gate opening degree measuring controller
01/07/2004CN1466643A Control gates
01/06/2004US6672800 Portable flood control revetment
12/2003
12/31/2003CN2595879Y 平板闸门 Flat Gate
12/31/2003CN2595878Y Simple water gate
12/17/2003EP1370481A1 Method and silo-displacer combination for the loading and transport of agricultural products
12/16/2003US6663318 Fluid level control system
12/10/2003CN2591091Y Water release gate
12/04/2003US20030222411 Slide gate sealing system
12/04/2003US20030221484 Measuring weir for measuring flow volume at an overflow
12/03/2003CN1129689C Erosion control or revetment cnostruction method and construction method of preventing hillside collapse
11/2003
11/27/2003WO2003097984A1 Flood protection
11/19/2003CN1128265C Automatic monoway water gate
11/18/2003CA2317252C Portable environmental containment system
11/12/2003EP0843759B1 Method for the fabrication of a dam or barrier
11/06/2003CA2427759A1 Weir for measuring liquid overflow
10/2003
10/30/2003WO2003089720A1 Method for constructing check dam or fire prevention dam using gear-type block
10/29/2003EP1029130B1 Protective elements, devices comprising said elements and method for protecting a zone against floods and avalanches
10/29/2003CN1451819A Method for preventing cave-in collapse of cut-off hip dike
10/29/2003CN1125905C Artificial short seam structure of rolled concrete arch dam
10/29/2003CN1125904C Flexible arch for rolling concrete on soft foundation
10/29/2003CN1125903C Articulated arch structure of rolled concrete arch dam
10/29/2003CN1125902C Floating and choking river damming method
10/22/2003CN2581498Y Bottom shaft driven bidirectional water turning gate
10/22/2003CN2581497Y Floater removing gate
10/22/2003CN2581496Y Microresistance guide wheel cast iron gate
10/22/2003CN2581495Y Automatic halt protection alarm for downstream of screw hoisting gate
10/21/2003US6634829 Fitting structural body, fitting and flexible sheet inflatable gate
10/19/2003CA2380599A1 A temporary ice resistant boom for the control of the water flow in rivers or lakes
10/15/2003CN2579949Y Combined steel rail stone cage with ecological protective function
10/09/2003WO2003083223A1 Water gate in automatic dam having multi-stage discharge system
10/09/2003US20030190193 Automatic flood gate
09/2003
09/24/2003EP1347101A1 Method for soil erosion control works or shore protection works and structure for soil protection or shore protection
09/23/2003US6623210 Guidance method and guidance system of flood water
09/23/2003US6623209 Automatic flood gate
09/17/2003EP1344869A2 Water filled building element
09/16/2003US6619879 Method and device for the waterproofing of joints and cracks in hydraulic works, concrete and masonry structures
09/10/2003EP1341733A1 Polymer-modified earthwork materials
09/10/2003CN1120914C Method for compacting internal side of dyke or dam with polygonal impacting roller
08/2003
08/28/2003US20030161688 Portable flood control revetment
08/27/2003CN2568694Y Double hanging-point headstock gear without jackshaft
08/26/2003US6609854 Structure and method for detecting an inflated state of a flexible membrane dam
08/21/2003DE20309206U1 Temporary flood barrier has plastic base panel with two sidewalls joined at the top and closed ends
08/20/2003CN1436899A Method of preventing cut-off material from being washed away
08/13/2003CN2565868Y Theft-proof gate with movable opening-closing device
08/06/2003CN1433971A Comprehensive control method for underground water resource after being immersed by sea water
07/2003
07/31/2003US20030143027 Water control gate and actuator therefore
07/23/2003EP0990073B1 Damming device for erecting a liquid-damming protective bank
07/17/2003WO2003057995A1 Device for a total, or partial, operating barrier for a channel and its installation
07/17/2003US20030132170 Movement of seawater during high and low tide is utilized through controllable water catchments to purge polluted river water
07/16/2003CN2560681Y Electric liquid-controlled rapid-closed sluice valve
07/16/2003CN2560680Y 坝 Dam
07/15/2003CA2057445C Apparatus and method for joining water structure sections or the like
07/09/2003CN2559683Y Gate with air bag as waterstop sealing
07/03/2003WO2003054306A1 Flexible water gate
06/2003
06/18/2003CN2556265Y Rubber dam anchoring member
06/18/2003CN1424467A Fractional dam constructing method for RCC dam
06/11/2003EP0633965B1 Cut expansion joint sealing device for concrete dams and method for fitting same
06/11/2003CN2555287Y Automatic storing water and flood discharing gate
06/04/2003EP1235754B1 Apparatus for removing deposits and/or pollutans from water
05/2003
05/28/2003CN1420236A Streamlined automatic open-close water gate
05/22/2003WO2003042460A1 Watertight gate mechanism
05/22/2003WO2003042459A1 Hydraulically driven tide-water control system
05/22/2003US20030095837 Method of carrying out, and apparatus for use in, flood irrigation
05/22/2003DE20215205U1 Device for temporary protection, particularly of dams or buildings against flood water effects, takes the form of fillable plastic hoses which are laterally joinable to form a mat-like structure
05/21/2003EP1311728A1 Control gates
05/21/2003EP0839231B1 River bank flood barrier
05/14/2003CN1417419A Load driver
05/07/2003EP1307618A1 Segment of flood-protection wall based on special bag filled with water
05/07/2003EP1157168B1 Method and device for the waterproofing of joints and cracks in hydraulic works, concrete and masonry structures
05/07/2003CN1107770C Gravity steel frame water-tight film braced cofferdam and its construction method
05/06/2003CA2327466C Device for displacing the moveable parts of rail switches or crossings
05/02/2003EP0813633B1 Liquid-damming protective bank
05/01/2003WO2003035986A1 Method for constructing scour protection of bridge and stabilization of stream bed using block mat
05/01/2003US20030082008 Flood gate for door
04/2003
04/30/2003CN2547768Y Two-way sealing-up gate
04/22/2003US6551025 Flood control barrier
04/16/2003CN1410633A River float blocking cut-off method
04/10/2003US20030066809 Dredging; recovering minerals
04/09/2003CN2543990Y Gate winding open/close machine
04/03/2003WO2003006747A3 Water control gate and actuator therefore
04/02/2003CN2542721Y Rubber dam with frame layer and without lap seam
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