| Patents for E02B 5 - Artificial water canals (1,492) |
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| 06/04/2014 | CN103835263A Prefabricated ditch |
| 06/04/2014 | CN103086513B Ecological ditch for increasing utilization rates of N and P in farmland by controlling agricultural non-point source pollution |
| 06/03/2014 | CA2732245C Modular, scalable liquid management system |
| 05/29/2014 | US20140147210 Prefabricated drain structure |
| 05/28/2014 | CN203613515U 一种lid型雨水沟渠 One kind of lid-type rain ditches |
| 05/28/2014 | CN103821110A 一种箱涵内模钢模台车 One kind of box culvert in-mold steel trolley |
| 05/21/2014 | CN203603112U 一种防脱落水槽 An anti-shedding sink |
| 05/21/2014 | CN203603107U 衬砌机的布料装置 Fabric lining machine device |
| 05/21/2014 | CN103806465A 一种把矿区固体废物应用于矿山地质环境治理工程施工的工艺方法 A solid waste is applied to the mine mine geological environment governance process for the construction of |
| 05/14/2014 | CN203593999U 渠底衬砌机 Channel bottom lining machine |
| 05/07/2014 | CN203583433U 河流提水灌溉多功能景观瀑布坝 Rivers for irrigation multifunctional landscape Falls Dam |
| 05/07/2014 | CN102587333B 一种杠杆式河沟水深控制装置 A lever-type brook depth control device |
| 04/30/2014 | CN203569538U Water gate opening and closing device |
| 04/30/2014 | CN203569532U Combined type channel ridge |
| 04/30/2014 | CN103758085A Ecological ditch construction method for main inflow ditch of aquafarm |
| 04/30/2014 | CN102677633B Hanging and steering device and method for prefabricated straining beam of U-shaped aqueduct |
| 04/23/2014 | CN203559909U Height-adjustable lining trolley |
| 04/23/2014 | CN102653942B Traction device of concrete slope expansion joint cutting machine and using method |
| 04/22/2014 | US8702346 Landscaping channel liner |
| 04/17/2014 | WO2014056046A1 Flow measurement |
| 04/17/2014 | US20140102989 Hydro-electric power plant comprising a grating assembly for taking water into the turbine, which is designed to discharge floating debris stopped by the grating |
| 04/16/2014 | CN203546677U Opening and closing controllable safety gate valve |
| 04/16/2014 | CN203546676U Special mold for double-I-shaped permeable frame |
| 04/16/2014 | CN103732829A Apparatus for removing sediment from water intake path or water discharge path of plant |
| 04/16/2014 | CN103726477A Ditch field making water storage and road access method |
| 04/09/2014 | CN203530935U Water-conservancy ditch safety net |
| 04/09/2014 | CN203530934U Torrent gutter for hydraulic engineering |
| 04/09/2014 | CN203530933U Negative-pressure water release hole device |
| 04/09/2014 | CN103711105A Blocking box used for connection in contacting manner and method for connecting ditch in contacting manner |
| 04/09/2014 | CN102535404B Construction device and construction method for steep segment of circulating pipe ditch |
| 04/03/2014 | WO2014051526A1 Mobile modular hydroelectric power plant |
| 04/02/2014 | EP2712352A1 Liner system for a holding container |
| 04/02/2014 | CN103696406A Concrete-lined tunnel structure, circular flat jacks and high-pressure tunnel technology |
| 04/02/2014 | CN103696403A Step-pool structure debris flow guide groove and applicable thereof |
| 04/02/2014 | CN103696402A Wire mesh bottom protection type debris flow drain and guide ditch and application and construction methods thereof |
| 04/02/2014 | CN102605853B Facility for ecologically treating and recycling rainwater in central business district and method therefor |
| 04/02/2014 | CN102400452B Dirt preventing facility and construction method thereof |
| 03/26/2014 | CN203498994U Eccentric sand-glass type diversion channel |
| 03/26/2014 | CN103669293A Aerial anti-falling gate of lifting device |
| 03/12/2014 | CN203475392U U-canal formation unit |
| 03/12/2014 | CN103628450A Distributing device for lining machine |
| 03/05/2014 | CN203462439U Feeding water distribution system for holothurian culture pond |
| 03/05/2014 | CN203462438U Water distribution system for holothurian culture pond |
| 03/05/2014 | CN203462437U Concrete trench prefabricated part |
| 03/05/2014 | CN103620120A Prefabricated drain structure |
| 03/05/2014 | CN103620119A Method for designing corrugated steel sheet and corrugated steel sheet flume |
| 03/05/2014 | CN103614990A Reinforced structure of thin-wall hydraulic structure and reinforcing method |
| 03/05/2014 | CN102352615B Method for performing emergency treatment on water pollution accident |
| 02/26/2014 | CN203452047U Novel trash rack |
| 02/26/2014 | CN203452046U Anti-blocking flood intercepting trench |
| 02/26/2014 | CN103603321A Circularly progressively rolling type channel lining machine |
| 02/26/2014 | CN103603320A LID (low impact development) type rainwater ditch and design and calculation method for same |
| 02/26/2014 | CN103603315A River pumping irrigation multifunctional scenery waterfall dam |
| 02/19/2014 | CN103590371A Concrete pouring machine for U-shaped trench |
| 02/19/2014 | CN102605748B Stone grid type ecological slope protection method for side slope grasses of drainage ditches in coastal reclamation area |
| 02/13/2014 | DE102010002935B4 Stabrechen Bar Screen |
| 02/05/2014 | CN203420257U Sodium-based bentonite waterproof blanket ecological leaking-proof channel |
| 02/04/2014 | US8641892 Barrel-type fish/particle screen with adjustable flow distribution and debris removal |
| 02/04/2014 | CA2552486C Protective sleeve for intake rack bars |
| 01/29/2014 | CN203411952U Concrete channel member |
| 01/29/2014 | CN203411951U Combined-type concrete channel component |
| 01/29/2014 | CN203411946U Structural strengthening device for water conservancy construction |
| 01/29/2014 | CN103541333A Movable sewage disposal unit of fixed plate trash rack with rectangular cross-section flowing channel |
| 01/23/2014 | WO2013172677A3 Drain pipe for farmland and method for constructing agricultural waterway using same |
| 01/22/2014 | CN203403469U Desilting protection support for closed conduit |
| 01/22/2014 | CN103526820A Eccentric sand clock type diversion ditch |
| 01/22/2014 | CN103526726A Slope vibrator |
| 01/15/2014 | CN203393687U Prestressed concrete lined tunnel structure and circular ring-shaped flat jack thereof |
| 01/15/2014 | CN203393681U Lower harrow claw pulley improvement structure for hanging type trash cleaning machine of hydropower station |
| 01/15/2014 | CN103508616A Surface source pollution control technology based on point-line-surface stereo configuration |
| 01/08/2014 | CN203383222U Template positioning clamp applicable to tunnel cable trough pouring construction |
| 01/07/2014 | US8622654 Geomembrane anchor system |
| 01/01/2014 | CN203373708U Bearing traction device for channel slope |
| 01/01/2014 | CN203373707U Construction structure of channel on soft foundation |
| 12/25/2013 | CN203361094U Double-track suspension type trash remover |
| 12/25/2013 | CN203361093U Concrete drum vibrator with power supply |
| 12/25/2013 | CN103469768A Novel trash rack |
| 12/25/2013 | CN103469767A Large channel side slope bed course spreading machine |
| 12/18/2013 | CN203346857U Prefabricated part for trapezoid channel lining |
| 12/11/2013 | CN203334248U Distribution trolley of channel gritter |
| 12/11/2013 | CN103437324A Geogrid drain board vertical drainage system of municipal water storage channel and construction method thereof |
| 12/05/2013 | US20130322968 Canal water refill system |
| 12/04/2013 | CN203320484U Combined-type building template structural groove body |
| 12/04/2013 | CN103422472A U-shaped channel forming device and forming method |
| 11/27/2013 | DE212011100207U1 Verfestiger Graben oder Wasserlauf Strengtheners ditch or watercourse |
| 11/27/2013 | CN103410122A Safe gate valve with controllable opening and closing function |
| 11/27/2013 | CN102535407B Fold-line-shaped and fan-shaped biaxial rotary sewage blocking and sewage cleaning system |
| 11/27/2013 | CN102392433B Drainage channel overflow weir for reducing agricultural non-point source pollution |
| 11/20/2013 | CN203296023U Paving compacting trolley for channel sand gritter |
| 11/20/2013 | CN203296022U Sand gritter for channel |
| 11/13/2013 | CN203284765U Rectangular channel measuring flume constructing formwork |
| 11/13/2013 | CN203284764U Large-scale channel slope cushion lying machine |
| 11/13/2013 | CN102373692B Box body lining type mudslide discharging and guiding groove and application and construction method thereof |
| 11/06/2013 | CN103382716A Water intake and distribution wall of holothurian aquaculture pond |
| 11/06/2013 | CN103382715A Water distribution system of holothurian aquaculture pond |
| 10/31/2013 | WO2013162190A1 Rotary water intake screen apparatus |
| 10/30/2013 | CN203256709U Efficient ecological intercepting ditch suitable for dry land farmland |
| 10/30/2013 | CN203256697U Filtering type ecological concrete drainage channel |
| 10/30/2013 | CN102535406B Pressure differential control type high-precision check valve equipment and application method |
| 10/24/2013 | WO2013156581A1 Cable screen for fish-protection purposes |