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Patent Searching and Data


Matches 1 - 50 out of 2,537

Document Document Title
WO/2021/053592A1
A sediment retaining structure in water courses comprises a net which is arranged transversely so as to occupy all the bed of the water course. At least one opening having a width less than the width of the bed is formed on the bottom of...  
WO/2021/044051A1
The invention relates to a device (1) for arranging at a flowing body of water (7) comprising: at least one funnel-shaped basket element (2), which has a longitudinal axis (3); and at least one retaining structure (9) for the basket elem...  
WO/2021/021710A1
A sediment collector assembly (100) (and associated method) includes a housing (102) dimensioned for receipt in an associated waterway. The housing has a wall (104, 106, 108, 112) forming an internal cavity (120). An opening (126) receiv...  
WO/2020/257831A1
The present document describes a device for autonomous water level regulation for a water reservoir (1), having a sealable bottom outflow pipe (2) and an overflow pipe (3). In order to provide a device of the aforementioned type, which p...  
WO/2020/251234A1
A purpose of the present invention is to provide an environmentally-friendly river barrage which has a simple structure and by which a deposit is easily discharged. To achieve the above-described purpose, the present invention provides a...  
WO/2020/234285A1
The invention relates to a turbine device (10a-b), in particular a Kaplan, tubular and/or Straflo turbine device, comprising at least one line unit (12a-b) for conducting at least one fluid flow and comprising at least one impeller blade...  
WO/2020/214090A1
The present disclosure generally relates to a submersible device (100) and a method (200) for facilitating accumulation of sediments (60). The device (100) comprises a device body (102) comprising an internal chamber (104) fillable for d...  
WO/2020/186244A1
A runner for a hydraulic turbine configured to reduce fish mortality. The runner includes a hub and a plurality of blades extending from the hub. Each blade includes a root connected to the hub and a tip opposite the root. Each blade fur...  
WO/2020/165595A1
A system (100) for removing debris from a waterway is provided, comprising: a barrier system (10) configured to filter-out and direct and/or deflect debris contained in and/or floating on a surface of an incoming fluid flow through the w...  
WO/2020/139859A1
An urban transformation and construction method is disclosed that creates a tropical style swimming lagoon at vacant and/or abandoned sites. The transformation includes demolishing at least part of the vacant or abandoned site, excavatin...  
WO/2020/125601A1
Disclosed by the present invention is an emptying system for a high dam, comprising a plurality of primary gate devices, secondary gate devices and an emptying gate device which are successively arranged along a flow direction of river w...  
WO/2020/125602A1
Disclosed in the present invention are a deep water obtaining system and an operating method therefor. The deep water obtaining system comprises several stages of water obtaining units arranged on two sides of a river way along a water o...  
WO/2020/125600A1
Disclosed is a multi-stage water retaining and emptying system for high dam engineering. The system comprises a water retaining unit and a water discharging unit which are arranged in sequence along the water flow direction in a tunnel; ...  
WO/2020/119696A1
A flood control and drought relief method involving building a group of extensible water retaining dams on a river. The extensible water retaining dam comprises a dam body (1), a wheel (2), a driving motor (3), a guide rail (4), a contro...  
WO/2020/098105A1
A triangular modularized ecological seawall, comprising multiple first pre-fabricated frames (1) arranged in an array, a second pre-fabricated frame (2) and a wavebreak forest (3) being disposed between two adjacent first pre-fabricated ...  
WO/2020/085634A1
The present invention relates to a prefabricated block body for a debris barrier, and a vegetation module for a debris barrier comprising same and, more specifically, to a prefabricated block body for a debris barrier which reduces a flo...  
WO/2020/075127A1
The spillway water system (1), comprising: at least one adjustable barrier sluice gate of one watercourse and defining: - one upstream stretch (2) and one downstream stretch (3) of the watercourse arranged upstream and downstream of the ...  
WO/2020/061599A1
The invention relates to a fish pass which is designed as an auxiliary element of a transverse structure, in particular such as a weir, a sill or a barrage, and through which flows a partial flow (2) bypassing the transverse structure in...  
WO/2019/200458A1
A gate, leaf, and method for controlling water levels in a body of water. The gate comprises a moveable barrier (which may be a leaf), a restoring device such as a spring, and a profile. The barrier automatically opens or closes an amoun...  
WO/2019/156260A1
The present invention relates to a multifunctional dam with a power generation function. More particularly, the present invention relates to a dam comprising: a dam which restricts and stores a flow of river water and does not block the ...  
WO/2019/089849A3
An apparatus, method and system for water shaping, including for zero edge pools and related systems, comprising either: (a) a unique dam intended and designed to dimensionally occupy the front of a ledge formed in a shell, where it can ...  
WO/2019/126878A1
There is provided a system and method for managing fish migration in a body of water in the vicinity of an artificial or natural barrier. The system including a source of saturated water, where the saturated water is water having a disso...  
WO/2019/093920A1
The group of inventions relates to methods for dissipating the energy of flows of liquids or gases and can be used in hydraulic and mechanical engineering. The group of inventions includes a method for dissipating the kinetic energy of a...  
WO/2019/007633A1
The invention relates to a deflector element (1) for use in a deflector device for a hydroelectric power plant arranged in a body of water. The deflector element (1) is elongate and has two mutually opposed circular-arc-shaped longitudin...  
WO/2019/000934A1
An annular multi-level free-fall-type energy-dissipating vertical shaft, comprising an inner shaft (3) and outer shaft (2) that are arranged coaxially. A water inlet culvert (1) is connected at a top portion of the outer shaft (2). Two d...  
WO/2018/223787A1
A reservoir tail reverse regulation method for native fish protection. The method comprises: firstly, determining a breeding habitat of native fishes at a reservoir tail of a cascade hydroelectric dam; then determining a breeding charact...  
WO/2018/222985A1
Apparatus for removing debris from channeled water that includes a bar screen assembly. The assembly includes a plurality of spaced apart screen bars, each bar having an upstream edge and a downstream edge and distal ends to which U-shap...  
WO/2018/154553A3
The invention consists of a device for fish counting at different growth stages, in tanks of different sizes and shapes. This device is formed by a modular mesh being adaptable to different tank sized. This mesh comprises a great number ...  
WO/2018/154156A1
The device solves a problem in Spanish rivers that is caused by the absence of migratory fish, such as salmon, sea trout, allis shad, twaite shad, lampreys, eels, etc. in reservoirs. The fish are transported upwards by means of the mecha...  
WO/2018/147644A1
The present invention relates to a natural-friendly purification treatment device for naturally purifying polluted river water and a natural-friendly eco-friendly method for purifying polluted river water, and is intended to naturally pu...  
WO/2018/142059A1
The present invention relates to a high water spillway (5) for barrages and similar structures, comprising a spill threshold (6), the crest of which is located at a first predetermined level (RN) lower than a second predetermined level (...  
WO/2018/058178A1
A riser for a surface irrigation system, the riser having a housing and an outlet valve. The housing has an open upper portion and an outlet defining an orifice through which irrigation fluid is to be discharged. The valve includes an up...  
WO/2018/013592A1
A wastewater purifier has a chamber having an upper ingress end and a lower drain end, one or more wastewater nozzles connected to a wastewater source positioned near the ingress end, to produce wastewater droplets, a chilled air ingress...  
WO/2017/196849A1
A rod detensioning unit including a gripping unit removal device that engages a gripping unit on a rod, a chair frame configured to engage a rod, a rod tensioning unit that applies tension to an external portion of the rod to remove load...  
WO/2017/193057A1
A system and method for removing suspended solids from waste water includes flowing a volume of waste water through a series of flow chambers arranged between an inlet and an outlet. Each of the flow chambers includes a flow path that is...  
WO/2017/187020A1
The invention relates to a migratory fish passage arrangement, to arrange the flow of waters past an obstacle in the flow, such as a dam in the riverbed, upstream the natural flow direction of the water in the riverbed, wherein the arran...  
WO/2017/166862A1
A fish escape prevention apparatus for use in flood discharge comprises a plurality of grating bars (2) disposed at a spillway inlet and arranged in a row. A gap between two adjacent grating bars (2) is configured to enable water to pass...  
WO/2017/142340A1
The present invention relates to a combined fish farm and breakwater structure, and a fish farming method thereof, comprising: a structure unit in which a seawater flow path is formed; a breakwater wall that is formed by stacking a plura...  
WO/2017/088040A1
A system for monitoring a physical environmental property having non-stationary heteroscedastic noise is disclosed. A processor receives physical environmental measurement data, and constructs a combined input and output noise levels mat...  
WO/2017/085309A1
The invention relates to a holder (1) for a flexible, flat filtering and/or cleaning material (2) to be arranged in a body of water (3). A holder (1) is provided, comprising an upper frame (4), which has at least two opposite sections (5...  
WO/2017/086737A1
The present invention relates to a pressure-tight door allowing the movement of hinges and comprises: hinge-fixating units comprising a fixing member, one side of which has a movable groove and the other side of which is fixed to a door ...  
WO/2017/066655A1
A system includes first and second dam modules, a power generation unit, and first and second turbine modules. The first dam module can be secured to a foundation of a dam site and redirect a first flow of water. The second dam module ca...  
WO/2017/030946A1
A floatable, portable and readily deployable apparatus used in a surface water body for the collection, mixing, separation, containment and removal of total solids from fluid in surface water by settling, sorption, floatation or filtrati...  
WO/2017/019928A1
A traveling water screen comprises a basket having a frame including an upper portion, a lower portion, and side portions, a coarse screen secured to the frame, a fine screen overlay attachable to the coarse screen, and a bucket portion ...  
WO/2016/176489A1
Flexible containment tubes form sections of a dike for fluid containment. For example, multiple vinyl-coated polyester tubes with a 19-inch diameter may be filled with water and stacked on top of each other to create a temporary diversio...  
WO/2016/052892A1
The present invention relates to an artificial fishway for the migration of fish in hydraulic facilities. A first aspect of the present invention relates to a structure provided at an underwater weir (8) of a river in order to allow homi...  
WO/2015/186094A1
The present invention relates to the field of devices through which a flow of fluid passes and which are subject to clogging due to the impurities found in the fluid, the clogging producing an increased head loss over time, defined as th...  
WO/2015/179890A1
The invention relates to a rake device (1) for separating solids from liquids, in particular for arranging in an exhaust water flow, comprising filter elements (10) which rotate in a rake frame (4), extend substantially over the frame wi...  
WO/2015/179990A1
The invention relates to a fish migration aid comprising a plurality of interconnected individual pools (71) which form a flow path and each of which has an outer wall arrangement (72) forming a water holding space (77, 78) as well as a ...  
WO/2015/175428A1
A permeable reactive weir having at least one outer wall which defines a chamber that holds reactive filter media.  

Matches 1 - 50 out of 2,537