Patents
Patents for E02B 7 - Barrages or weirs; Layout, construction, methods of, or devices for, making same (4,285)
01/2005
01/12/2005CN1563597A Tiltable regulating gate
01/06/2005US20050002737 Watertight gate mechanism
01/06/2005US20050000573 Liquid level regulation apparatus
01/05/2005CN2668696Y Over-flow water gate
01/04/2005CA2268189C Construction methods for preventing land erosion and improving streams, or for revetments, and construction methods for preventing mountain landslides
01/04/2005CA2189329C A flood barrier and a method for forming a flood barrier
12/2004
12/30/2004US20040265060 Method for constructing scour protection of bridge and stabilization of stream bed using block mat
12/29/2004CN1558975A Method for constructing scour protection of bridge and stabilization of stream bed using block mat
12/29/2004CN1558041A Load restriction controller with two hoisting dots and four sensors
12/29/2004CN1182298C Master-slave type pipe bag and construction process thereof
12/22/2004CN2665210Y 立式转向闸 Vertical shift gate
12/22/2004CN2665209Y An anti-theft water gate control device
12/16/2004DE202004015982U1 Flap for throttling discharge/flow in mixed water drain has drive unit to swivel flap and control flow through flow measurement in drain
12/15/2004CN2663512Y Rapid locating device for rubber dam bag
12/09/2004DE10323164A1 Construction procedure for flood protection system, involves combining sidewalls with special foundation and upper platform of sidewalk or cycle track to form circular outer protection casing mounted in stationary manner along flood limit
12/08/2004CN1553981A Water control gate and actuator therefore
12/02/2004DE202004010620U1 Arrangement for measuring displacements of structures, in particular, dams includes a reference line provided by a flex consisting of twisted and woven wire elements
11/2004
11/30/2004US6823729 Measuring weir for measuring flow volume at an overflow
11/24/2004EP1370481B1 Method for the loading and transport of agricultural products
11/18/2004US20040226612 Apparatus and method for fluid flow control
11/17/2004CN1546800A Damming method using red mud
11/17/2004CN1546799A Culvert type river damming machine and river damming method therefor
11/17/2004CN1176273C River float blocking cut-off method
11/11/2004DE19549703B4 Konstruktion zur Absperrung von Wasserläufen unter Vermeidung des Geschiebeeintrags Design to isolate water runs while avoiding the boulders entry
11/10/2004CN1544759A Rolling dam equipment
11/10/2004CN1175145C Drifting and blocking cut-off process in fixed position
11/03/2004CN2652997Y Steel surface stone dam
11/03/2004CN2652996Y Protective frame for closure prop dam
11/03/2004CN2652995Y Protective frame for closure prop dam
11/03/2004CN2652994Y Protective frame for closure prop dam
10/2004
10/28/2004DE10314372A1 Vorrichtung und Verfahren zum Abdichten einer Durchlassöffnung Device and method for sealing a passage opening
10/27/2004CN1539268A Automatic inlet/outlet gate
10/27/2004CN1173130C Load driver
10/20/2004CN2649643Y Automatic telescopic sealing-up device
10/20/2004CN1539046A Fluid level control system
10/13/2004CN2647916Y Rock stacking barrage surface plate structure with insulating layer preventing crack production due to difference of temp.
10/07/2004WO2004018975A3 Automated metering gate
10/06/2004EP1463861A1 Device for a total, or partial, operating barrier for a channel and its installation
10/06/2004CN2646209Y Flashboard gate valve for ditch
10/06/2004CN2646208Y Chemical fiber reinforced water seal for water power engineering deep borehole gate
10/06/2004CN2646207Y Bottom waterstop type gate
10/06/2004CN2646206Y Flexible pipe diaphragm wall
10/06/2004CN2646205Y River cut-off equipment
09/2004
09/30/2004DE202004010595U1 Transportable flood control barrier has an inflatable flexible body secured between rigid panes with angled bottom flanges supported on the ground
09/29/2004EP1462574A2 Device and method for sealing a through opening
09/29/2004CN2644502Y Two-sided water stop cast-iron lock gate
09/29/2004CN1532344A Phi-shaped water gate
09/22/2004CN2642834Y Primary and secondary pipe bag
09/22/2004CN1167853C Novel ship lock
09/15/2004EP1456479A1 Flexible water gate
09/15/2004CN2641123Y Overflow bridge like diversion dam
09/02/2004WO2004074583A1 Coastal reservoirs
09/01/2004CN1525012A Anti-cracking method for new-old concrete junction plane after gravity dam heightening
08/2004
08/31/2004US6783300 Water containment structure
08/25/2004CN1523167A Method for regenerating long-standing dams or damaged dams
08/25/2004CN1163675C Double-gear hydaulic cylinder type operation device
08/25/2004CN1163653C Bag linking method for quickly blocking burst of dam or dyke and steel pins
08/24/2004US6779947 Gate systems and methods for regulating tidal flows
08/19/2004WO2004070322A2 Apparatus and method for fluid flow control
08/19/2004CA2514842A1 Apparatus and method for fluid flow control
08/18/2004EP1446533A1 Watertight gate mechanism
08/18/2004CN1521363A Construction method for rock-fill concrete dam
08/11/2004CN2632145Y Hoist opening/shutting apparatus with double hanging poins
08/05/2004WO2004065702A1 System for controlling drinking water distribution by injection
08/05/2004DE10301616A1 Flood distributor for protecting towns, villages, nature and life from floods, has water locks that are installed to air lock, and which are displaceable so as to be raised to allow water to flow through water diffuser
08/04/2004CN2630313Y Concrete curved surface drawing mould apparatus
07/2004
07/29/2004WO2004063472A1 Pneumatic roof gate
07/29/2004US20040146359 Water containment structure
07/29/2004DE10302744A1 Wall for providing floodwater protection made of reinforced concrete material comprises plate elements having a cross-sectional shape formed by a concrete plate protruding from a circular base
07/28/2004EP1440208A1 Method for constructing scour protection of bridge and stabilization of stream bed using block mat
07/28/2004CN1515754A Surface plate crack-resisting designing method of surface plate rock-fill dam
07/22/2004DE10261754A1 Inflatable flood protection system has a number of flexible tubes filled with water and stacked into a flood restraining wall
07/21/2004CN2627060Y Hydraulic sluice
07/21/2004CN2627059Y Anti-cracking gravity dam after heightening
06/2004
06/30/2004CN1509364A Portable flood barrier section and flood barrier
06/16/2004CN1505722A Method for the removal of sediment from sand traps
06/03/2004DE10253834A1 Wasserüberlaufanordnung Water overflow arrangement
05/2004
05/26/2004CN1499026A Concrete powring appts.
05/20/2004US20040096275 Portable flood barrier section and flood barrier
05/19/2004EP1420115A2 Hydraulic siphon for a spillway
05/12/2004EP1417381A1 Device for protection against fluid flow
05/12/2004CN1495405A Remotely-measuring remotelly-controlled rertical displacement meter
05/12/2004CN1495320A Double-gear hydraulic cylinder type operation device
05/06/2004EP1415051A1 Fluid level control system
05/06/2004EP1415049A2 Water control gate and actuator therefore
04/2004
04/29/2004WO2004035936A1 Modular structural part of a secondary dike, rolling device for a coiled structural part of a dike, and method for unwinding said coiled structural part of a dike
04/28/2004CN2613517Y Protector for abnormal operation of diversion water gate
04/28/2004CN1492107A Energy saving improvement for leak-proof gate
04/21/2004EP1411172A2 Float valve, float flood gate and method of use thereof
04/14/2004CN2611431Y Gate appts.
04/14/2004CN1488816A Master-slave type pipe bag and construction process thereof
04/13/2004US6719491 Fluid level control system
04/07/2004CN1487146A Gravity dam of reinforced concrete
03/2004
03/31/2004CN1485503A Precooling method for reducing concrete temperature in winter
03/24/2004CN1143030C Method and device for the waterproofing of joints and cracks in hydraulic works, concrete and masonry structure
03/11/2004US20040047694 Polymer-modified earth building materials
03/10/2004CN1481344A Polymer-modified earthwork materials
03/04/2004WO2004018975A2 Automated metering gate
03/04/2004DE20216081U1 Hilfsdeich-Baukörper Auxiliary dike-building
03/04/2004DE10239249A1 Transportable building block for construction of flood barrier has rectangular flat floor with vertical side and end walls at its edges and interlocking corner fittings
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