| Patents for E02B 8 - Details of barrages or weirs (2,159) |
|---|
| 01/05/2005 | CN2668696Y Over-flow water gate |
| 12/30/2004 | US20040262242 Screening apparatus |
| 12/29/2004 | CN1558042A Supporting type labyrinth barrage |
| 12/23/2004 | DE10325115A1 Vorrichtung zum Abscheiden und Abtransport von Abscheidegut Apparatus for separating and removal of separated material |
| 12/22/2004 | CN2665212Y A supporting type labyrinth weir |
| 12/22/2004 | CN2665211Y Full-automatic flood discharge apparatus |
| 12/09/2004 | US20040247395 Water containment structure with fish ladder |
| 12/09/2004 | US20040245159 Variable speed waste removal system |
| 12/08/2004 | EP1484449A2 Device for separating and removing separable materials |
| 12/08/2004 | CN2661767Y Combined type connecting rod wave eliminator |
| 12/02/2004 | DE10321374A1 Feinsiebrechen Fine screen |
| 11/30/2004 | US6823729 Measuring weir for measuring flow volume at an overflow |
| 11/25/2004 | WO2004101105A1 Fine-screened grid |
| 11/16/2004 | US6817120 Deposit discharge system and method of discharging deposit |
| 11/04/2004 | WO2004094733A1 An anti-flooding device for the exploitation of water energy |
| 11/03/2004 | EP1471985A1 Removable bar for bar screen |
| 10/28/2004 | US20040213635 Fish test circuit |
| 10/27/2004 | EP1204799B1 Liquid flow controller device |
| 10/20/2004 | CN2649645Y Wave-removing member for combined connecting-rod wave-removing device |
| 10/20/2004 | CN2649644Y Fixed pile for combined connecting-rod wave removing device |
| 10/07/2004 | WO2004018975A3 Automated metering gate |
| 09/30/2004 | WO2004083530A1 Fish-passing facility |
| 09/29/2004 | CN2644503Y Link mechanism of combined type wave-eliminating device |
| 09/21/2004 | US6793440 Natural cue surface bypass collector |
| 09/15/2004 | CN1528986A Combined connecting-rod wave-removing device |
| 09/02/2004 | US20040170475 Baffle Apparatus |
| 09/02/2004 | DE10306603A1 Vorrichtung zur Geschiebeschachträumung Device for attachment shaft clearance |
| 09/01/2004 | EP1451412A1 Spillway with improved dissipation efficiency |
| 09/01/2004 | CN2637558Y Permanent thermal-insulating layer device for concrete dam |
| 08/31/2004 | US6783300 Water containment structure |
| 08/26/2004 | WO2004009911B1 Fish ladder for passing dams |
| 08/26/2004 | US20040165955 Migratory fish channel associated with one or more dams in a river |
| 08/26/2004 | DE202004009528U1 Pass allows fish to ascend in flowing water courses in areas of build-up stages, water power installations and similar and comprises successively arranged basins in flow direction connected to each other by vertical slots |
| 08/25/2004 | EP1449972A2 Device for emtying grit traps |
| 08/25/2004 | CN1163675C Double-gear hydaulic cylinder type operation device |
| 08/19/2004 | DE10305574A1 Screen for removal of coarse solids from effluent water has a sliding array of hooks which lift solid residues along inclined plane and release to container |
| 08/18/2004 | EP1447479A1 Fishway made of modular elements connected by submerged openings and/or overflows |
| 08/18/2004 | CN2633950Y Wave eliminating H-body |
| 08/04/2004 | CN2630313Y Concrete curved surface drawing mould apparatus |
| 08/04/2004 | CN2630312Y Reservoir flood-reducing and overflowing apparatus |
| 07/29/2004 | WO2004028976A3 Debris removal and method of using same |
| 07/29/2004 | US20040146359 Water containment structure |
| 07/28/2004 | CN2628583Y Self-removing sand gallery |
| 07/22/2004 | DE10303098A1 Structural-procedure for using water power for renewable energy source, involves rake or grill installation for conveying water power stream to feeder through-flow |
| 07/01/2004 | DE10258554A1 System for preventing or restricting floodwater comprises a tube system arranged in the region of each bank of a river in the form of a fast lane in which part of the water flows at a faster rate |
| 06/29/2004 | US6755591 Liquid flow controller device |
| 06/17/2004 | US20040115003 Floating river debris skimmer |
| 06/17/2004 | US20040112845 Debris removal system |
| 06/17/2004 | US20040112810 Device for separating and removing separation materials from a flowing liquid |
| 06/10/2004 | WO2004009911A3 Fish ladder for passing dams |
| 06/09/2004 | CN1153002C Method for piping-type and collection in river, shifting silt from reservoir and treating river and desert |
| 06/03/2004 | WO2004046466A1 Deposit conveying mechanism and deposit conveying method |
| 06/03/2004 | WO2003046292A9 Spilway with improved dissipation efficiency |
| 05/25/2004 | US6739802 Fish test circuit and method for evaluation of waterway barrier fish bypass systems |
| 05/20/2004 | US20040096637 Disposable net assemblies for apparatus for collecting floating debris |
| 05/13/2004 | DE10249922A1 Grid for overflow rainwater duct has a perforated plate fitted with a reciprocating wiper system to prevent clogging |
| 05/12/2004 | CN1495320A Double-gear hydraulic cylinder type operation device |
| 04/28/2004 | CN1491735A Clean water separator by water force of muddy water |
| 04/21/2004 | EP1409795A1 Device for diverting fish migrating downstream |
| 04/15/2004 | WO2003084877B1 Sediment collector with hopper assembly |
| 04/15/2004 | DE19900817B4 Vorrichtung zum Abscheiden und Herausfördern von Abscheidegut aus einer strömenden Flüssigkeit, insbesondere Abwasser Apparatus for separating and feeding out of separated material from a flowing liquid, especially wastewater |
| 04/13/2004 | US6719912 Bar screen system with emergency discharge doors |
| 04/08/2004 | WO2004028976A2 Debris removal and method of using same |
| 04/06/2004 | US6715959 Fish ladder for passing dams |
| 03/25/2004 | US20040057839 Method and apparatus for remediation and prevention of fouling of recirculating water systems by detritus and other debris |
| 03/10/2004 | EP1029131B1 Fishway system |
| 03/04/2004 | WO2004018975A2 Automated metering gate |
| 03/04/2004 | DE10237511A1 Vorrichtung zum Umleiten von Lebewesen und Gegenständen aus einer kanalisierten Wasserströmung Apparatus for redirecting creatures and objects from a channelized flow of water |
| 02/25/2004 | CN1478169A Device for separating and removing separation materials from flowing liquid |
| 02/18/2004 | EP1389652A2 Device for diverting living organisms and objects from a canalised waterstream |
| 02/12/2004 | US20040028474 Screen assembly for combined sewer overflow weir |
| 01/29/2004 | WO2004009911A2 Fish ladder for passing dams |
| 01/29/2004 | US20040018057 Fish ladder for passing dams |
| 01/29/2004 | DE10230672A1 Verfahren und Vorrichtung zur Reinigung von Rechen, Rechengut und Sand Method and apparatus for cleaning screens, screenings and grit |
| 01/29/2004 | CA2492496A1 Fish ladder for passing dams |
| 01/22/2004 | WO2004007846A2 Fish test circuit and method for evaluation of waterway barrier fish bypass systems |
| 01/15/2004 | US20040009041 Control gates |
| 01/15/2004 | US20040009040 Fish test circuit and method for evaluation of waterway barrier fish bypass systems |
| 01/07/2004 | CN1466643A Control gates |
| 01/02/2004 | EP1062391B1 Separating grid |
| 12/23/2003 | US6666977 Removable bar for bar screen |
| 12/10/2003 | EP1285142B1 Self-cleaning device, especially for trash screening |
| 12/04/2003 | US20030221484 Measuring weir for measuring flow volume at an overflow |
| 11/27/2003 | US20030219311 Bottom fed screened water diversion apparatus |
| 11/25/2003 | US6652189 Method for a migratory fish bypass channel with natural features |
| 11/25/2003 | US6651825 Disposable net assemblies for apparatus for collecting floating debris |
| 11/19/2003 | CN1128265C Automatic monoway water gate |
| 11/12/2003 | CN2585890Y Internal round bottom gallery of concrete dam |
| 11/06/2003 | CA2427759A1 Weir for measuring liquid overflow |
| 10/16/2003 | WO2003084877A1 Sediment collector with hopper assembly |
| 10/15/2003 | CN2579949Y Combined steel rail stone cage with ecological protective function |
| 10/09/2003 | WO2003083223A1 Water gate in automatic dam having multi-stage discharge system |
| 10/09/2003 | US20030189016 Hoppers are replaceable inserts made of a durable, wear-resistant material |
| 10/09/2003 | US20030189015 Device for screening/sieving a liquid loaded with bulk material, and procedure for screening/sieving such a liquid |
| 10/07/2003 | CA2239929C Method and device for cleaning trash racks |
| 10/02/2003 | US20030183563 Non-metallic tooth segment and bar rack design |
| 09/24/2003 | EP0901540B1 Fish ladder and its construction |
| 09/24/2003 | CN2575153Y Shallow sea single pipe platform reinforced bulkhead |
| 09/17/2003 | EP1066430B1 Revolving screening rack |
| 09/09/2003 | US6616383 Sediment control barrier |