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Patent Searching and Data


Matches 301 - 350 out of 10,543

Document Document Title
WO/2007/099358A1
A barrier apparatus comprising one or more barriers, the or each barrier comprising: a trough section; and a wall section movable between a first position in which the wall section is substantially contained within the trough section and...  
WO/2007/079066A2
A portable dike and floatation device having a lower partition including a water inlet and an upper partition attached to the lower partition. The lower partition is water-fillable via the water inlet. The upper partition includes an air...  
WO/2007/046768A1
An arrangement for supplying water from a first water area (1 ) having a high content of salt in the water to a second water area (2) having a low content of salt in the water, wherein the first water area (1 ) and the second water area ...  
WO/2007/041975A1
The protective wall (5) has a flat, tabular or cubic configuration which has a section of a water-impermeable building material. The building material of the protective wall is a compound of compacted, mineral aggregates and an organic a...  
WO/2007/020393A1
A penstock that may be made from cast iron includes resilient sealing faces (7, 8) at different angles. Each sealing face is formed by pouring a liquid into a recess within the penstock frame (1). The liquid, e.g. a two-part epoxy, cures...  
WO/2007/000508A1
The invention relates to an automatic water gate provided in the form of a panel (P) that can pivot about a horizontal rod fixed to pillars installed on a weir having an active caisson (5) placed principally above the pivot rod in the up...  
WO/2006/120410A1
A flood protection or defence barrier for preventing flooding of areas or regions prone to flooding. The barrier comprising a liner (1) for lining an interior of an excavated trench and receiving a backfill from the trench, and at least ...  
WO/2006/094552A1
The invention pertains to a liquid-fillable barrier (1) comprising a tubular member (2) having a base (3) and, when deployed, two upwardly tapering sidewalls (4), an elongated cavity having a central axis, at least a first partition (6) ...  
WO/2006/055023A1
A submersible boom that includes: a support system containing a substantially horizontal support member; a boom curtain formed of a flexible fabric material, the boom curtain being suspended from the substantially horizontal member; and ...  
WO/2006/026888A1
An incline bed and horizontal push method for constructing a dam with rolled concrete comprises the following steps: laying-out, slot surface green cutting, mixing roller compacted concrete, transporting, inclined-layer paving, cutting j...  
WO/2006/028435A1
An assemblage of geotextile tubes includes a first axially elongated tube composed of geotextile material and a second axially elongated tube composed of geotextile material. Each of the geotextile tubes has a circular diameter of at lea...  
WO/2006/022531A1
The present invention is about the purification method of a polluted river using a multiple stage discharge system consisting of aeration-causing water gates which operate either by water pressure or water power. Motor power transmitting...  
WO/2005/124033A2
A flood control gate having one or more deflectors on a backside surface of the gate for reducing hydraulic forces acting upon the gate when the gate is raised in a water body. The gate may have a front side surface configured to prevent...  
WO/2005/100729A1
The invention relates to a protective wall, in particular, a high water protective wall, with posts (10), inserted in fixed housings, comprising grooves running in the plane of the protective wall and with board elements (12) which may b...  
WO/2005/098143A1
An apparatus and method for controlling a flow of liquid between a liquid at a higher level and a liquid at a lower level. The apparatus comprising: a siphon (30) operable to provide fluid communication between said liquid at said higher...  
WO/2005/084108A2
An apparatus for flood defence comprises a plurality of slab units (3) rotatable about an axis (4) between a lowered position and a raised position which slab units (3) are substantially balanced about the axis (4). The slab units (3) fo...  
WO/2005/073470A1
A sinkable device (20) for the barrier for a channel or another waterway (60) comprising inner compartments (30) and a hydraulic system (40) to introduce and expel water of the channel (60) into the inner compartments (30) in order to si...  
WO/2005/054584A1
A flood gate (10) has a fixed plate with four flow apertures (24, 26, 28, 30). A rotatable plate (62) is mounted on a shaft (82) for rotation relative to the fixed plate (12). The rotatable plate (62) has four flow apertures (64, 66, 68,...  
WO/2005/042852A1
This invention discloses a method for old or defect dam's renovation. The concrete dam in hydraulic or electric power works will have different extent decays alter running for period of time, if seriously that will break the working orde...  
WO/2005/035879A1
Generic reinforced concrete cable stayed dam formed by buttresses (5) and by slabs (6), with spillway (13) in the centre formed by buttresses (25) at the ends, by buttresses (27) and by slabs (26) in the body of spillway (13). A large pa...  
WO/2005/033420A1
The present invention relates to an automatic variable fishway. More particularly, an automatic variable fishway by water level sensed of the invention can automatically vary its height to uniformly maintain the quantity of water drained...  
WO/2005/010282A1
[PROBLEMS] To break ice in a waterway by a simple structure. [MEANS FOR SOLVING PROBLEMS] An icebreaker body (16), where an elastic film body (18) is fixed with metallic members on a wall surface (14) of a canal (10), is provided near a ...  
WO/2004/074583A1
A reservoir for the collection of fresh water from a source of fresh water, the reservoir including a primary barrier for providing a restraint against escape of the fresh water, and to prevent ingress of unwanted water, the primary barr...  
WO/2004/070322A2
The present invention provides an apparatus and method for controlling the flow of fluids through a conveyance (20) with a hydraulic valve including a flexible portion (10). The flexible portion is positioned in the conveyance so that fl...  
WO/2004/065702A1
The invention concerns a system based on six essential elements: 1) water tank; 2) pumping and surge station; 3) pipe systems; 4) mechanical injectors or injectors equipped with microprocessors; 5) pressure regulators; 6) valves and fitt...  
WO/2004/063472A1
In a conventional pneumatic roof gate, because of the construction using a row of anchor bolts and a presser plate to hold the open side of an air bag and a total of three rubber coated fabrics of a mooring plate, the holding tends to be...  
WO/2004/035936A1
Disclosed is a modular structural part (2) for a secondary dike, comprising at least one elongate flexible hollow element (10) which can be filled with a conveyable medium and a cover that at least partly surrounds said hollow element (1...  
WO/2004/018975A2
An automated metering gate having a semicircular shaped flow control leaf gate (24) which is automatically controlled to permit undershot and overshot water flow. The flow control leaf gate is included in a flow control structure (10) wh...  
WO/2004/013414A1
Device for temporarily stopping licquids to reach non wanted areas. The device is adapted to be used in crise situations. Therefore it has a performance making it easy to store, transport and put up. This has been achived by using a barr...  
WO/2003/097984A1
A flood protection system for a building employs waterproof flexible sheeting (26) of a size at least sufficient to cover a region to be protected on one or more faces of a building. The sheeting is capable of withstanding water pressure...  
WO/2003/089720A1
A method for constructing a check dam or a fire prevention dam using a gear-type block comprises depositing a bottom mat for protecting weak ground or a mat for containing water on a prepared river bed of a river or a valley; piling a pl...  
WO/2003/083223A1
In the present invention, a cylinder (4) for opening and closing a water gate body (1) is installed in a sealed space (1a) of the water gate body (1), so that a possibility for malfunction of the cylinder by foreign objects is greatly de...  
WO/2003/057995A1
In a device for an operating barrier for a channel comprising at least one mobile element (20, 220, 320) between an operative position where it is partially or totally sunk wherein it represents a barrier for the passage of water and a r...  
WO/2003/054306A1
A flexible water gate is described that is suitable for retaining water in a port, canal or river estuary. The gate is both economical to build and maintain and comprises a gate control means that allows a flexible membrane to be control...  
WO/2003/042460A1
A watertight gate for use in a port or canal is described. The watertight gate generally comprising two gate leaves and associated with each gate leaf is a foldable support structure and a position control means. The gate position contro...  
WO/2003/042459A1
A hydraulically driven tide−water control system comprising a waterproof plate (2) normally disposed underground and driven onto the ground at the time of tide−water control, a frame−like support (50) provided on the ground in conj...  
WO/2003/035986A1
The method for constructing scour protection of bridge and stabilization of stream bed using block mat according to the present invention by constructing a number of block mat structure consisting of unit blocks interlocked together, and...  
WO/2003/023148A1
Apparatus (10) is defined for regulating the level of liquid on a first side of a barrier (12) with respect to a moveable level of liquid on a second side of the barrier. The apparatus includes an inlet conduit (30) for positioning on th...  
WO/2003/012209A1
There is described a novel fluid level control system, particularly useful for controlling the level of water flowing in an open channel. The fluid level control system comprises a gate having a flap portion (3) interconnected to a lever...  
WO/2003/010389A1
The invention concerns a device comprising a panel (1) consisting of various identical longitudinal elements (2) designed to be nested into one another and maintained in position by two lateral slide rails (3), the elements including in ...  
WO/2003/006747A2
A water control gates (24, 614) and related inflatable actuators (203, 903), and associated sealing (5002), manufacture and operation apparatus and methods. Advancements in technologies related to air fitting design, inflated bladder str...  
WO/2002/088472A1
Method for hydraulic removal of sediment from a sand trap, said sediment constituting particles varying in size from rocks to fine-grain particles, where the sediment is sucked into a substantially horizontally or inclined slotted pipe (...  
WO/2002/076862A1
The invention relates to a silo-displacer combination for the loading and transporting of loose, agricultural, shock-sensitive products (2), with a flume (5) for the dosed flushing of the products (2) from the silo (3), whereby, before t...  
WO/2002/075057A1
The invention relates to a portable flood barrier section (1) to be located on a ground (2) to form a barrier (3) against flooding water (4), comprising an erectable wall (5) which along one of its edges (6) is hinged to a basis. The hin...  
WO2002010519B1
Segment of flood-protection wall based on special bag filled with water Segment of flood-protection wall is based on special bag filled with water. When filledthe segment occupies (analogous to more sophisticated representatives of flood...  
WO/2002/053842A1
A method for soil erosion control works capable of preventing the bed and bank of a gorge being eroded by a torrent by using steel ropes and steel nets not requiring enormous amounts of construction labor and expenses, comprising the ste...  
WO/2002/048068A1
The invention relates to polymer-modified earthwork materials, containing a) a mineral main constituent based on sand, grit and/or gravel and b) at least one hydrophobic synthetic polymer that is uniformly distributed in the mineral main...  
WO/2002/040780A1
To facilitate construction of an hydraulic dam, a water fillable barrier has a tubular water fillable portion with a tongue projecting from one end. The tongued end of the barrier may abut the tubular sidewall of a second such water fill...  
WO/2002/038871A1
The invention concerns a dam system for a water expanse. The system is of the type comprising a valve device (5) mounted pivoting on the floor of the water expanse (2) between a raised position and a lowered position. It is characterised...  
WO/2002/022505A1
The present invention relates to a method for improving a water quality using a multi-staged water storing device which has a water gate opened and closed automatically in order to purifiy contaminated water naturally. More specifically,...  

Matches 301 - 350 out of 10,543