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Matches 1 - 50 out of 4,385

Document Document Title
WO/2021/071924A1
A high flow capacity flexible earth drainage system and method for relieving and conveying pore water is disclosed. In some embodiments, the presently disclosed high flow capacity flexible earth drainage system and method provide an arra...  
WO/2020/242749A1
A system and method for an underground stormwater storage system which may comprise a pit, a structure, and a liner. The structure may be disposed within the center of the pit and surround by the porous backfill and wherein outlets are d...  
WO/2020/229887A1
The invention provides an automatic soil water level control system, which comprises drainage pipes, a water level control well and a float valve. The well has the following components: a housing of the well, a bottom, a cover, a side pr...  
WO/2020/205284A1
An underground water detention and release chamber including two concrete galleys and a plastic cap. Each galley has a substantially horizontally disposed top deck and two substantially vertically disposed side walls. The top deck and si...  
WO/2020/139461A3
An embodiment of apparatus useful for chamber-type stormwater management systems includes an inclined surface comprising a first end and a second end. The ramp is configured to connect to a chamber end cap having a stub pipe centrally di...  
WO/2020/190452A1
Water containment modules for green and blue roof installations are disclosed. The modules include a water retaining module having a porous scaffold filled with a flexible hydrophilic foam, and a bottommost drainage layer having supports...  
WO/2020/180309A1
The invention described herein is that of an outdoor drain filter useful for maintaining the operability of an outdoor drain despite the accumulation of debris that would otherwise obstruct the outdoor drain, resulting in flood preventio...  
WO/2020/146199A1
A bioretention system includes a number of connected wall portions defining an enclosure. Each wall portion includes a pair of spaced supports that support one or more panels that are interlocked with the pair of supports via mating inte...  
WO/2020/041823A1
The present invention is directed broadly to a drainage channel support assembly (10) comprising a support member (12) adapted to support drainage channel (14), a pair of pegs (16a) and (16b) arranged to anchor the support member (12) to...  
WO/2020/018599A2
Certain exemplary embodiments can provide a system, machine, device, and/or manufacture that is configured to operably manage a flow of storm water that enters a drainage system of a roof and comprises one or more of a retention layer co...  
WO/2019/197005A1
A method for the percolation of water in a blind drain (2) and a corresponding percolation installation. According to said method, the water is supplied to drainage pipes (5) laid underground, wherein the water comes out of said pipes th...  
WO/2019/139825A1
A sub-irrigation system includes a special water distribution assembly that is able to rapidly disperse water underneath a court surface. The system has a water distribution assembly with a water channel and permeable fabric covering. Th...  
WO/2019/106559A1
The invention relates to flexible geo-composites and a method for their production. Such geo-composites are multilayer geotextiles with a cementitious material. The multilayer comprises a non-woven fibrous top layer (16), a base layer (1...  
WO/2019/099548A1
A low profile fluid collection conduit (50) includes an elongate outer cover (52) having an upper portion (53) and a lower portion (54) generally opposite the upper portion, with the outer cover being much wider than it is tall and defin...  
WO/2018/218300A1
An improved liquid run-off disposal system is described having an infiltration chamber (72) with first and second sidewalls (74). In cross-sectional view the first and second sidewalls (74) each include an inner surface 76 and outer surf...  
WO/2018/221154A1
Provided are: a water gate which can be prevented from obstructing walking or travel that takes place on a levee and can reliably and smoothly discharge water; and a discharge method for the water gate. This water gate 10 is provided wit...  
WO/2018/175588A1
An accelerated water removal low maintenance multi-hole golfing facility a plurality of golf holes and a plurality of water permeable and water shuttling sand bunkers. Each sand bunker has continuous bunker edge, a drain assembly, a synt...  
WO/2018/018659A1
Disclosed is a manufacturing method for a drainage system, the method comprising: connecting and manufacturing the shape of a top plate (12) of known grooves (22, 24), a cover of the top plate (12) or the grooves (22, 24) at a work stati...  
WO/2017/222399A1
The invention relates to a box and a system for cascading rainwater management intended for draining, draining and storing rainwater that has installed gutters, preferably in the amount of 12 gutters, which can be connected in line to ot...  
WO/2017/196130A1
The present invention relates to a device for adjusting the water level of a rice field, which is capable of easily adjusting the water level of a rice field. The device for adjusting the water level of a rice field comprises: a case mou...  
WO/2017/124995A1
Provided is a device for joint control and disposal of initial runoff pollution, wherein several water receiving pipelines (1) for collecting the initial runoff converge and then are connected to a first reservoir (3); one end of a water...  
WO/2017/105002A1
The present invention relates to a tube floodgate module comprising: a base unit installed on a watercourse of a dam; a tube floodgate unit installed on the base unit to move up and down in order to allow extra water to flow down when th...  
WO/2017/078550A1
The invention relates to a road drainage system comprising: a permeable ditch (1) that can be revegetated; a drain (2) formed from an external geotextile (a); coarse, arid soil (b); fine, granular soil (c); and a reticulated sub-drain (3...  
WO/2017/065607A1
A method of forming end-form structures from recycled plastics includes i) providing molten agglomerated plastics in noodle form (15); ii) delivering the molten agglomerated plastics to a shaper (22, 108, 110, 120); iii) forming an end-f...  
WO/2017/052032A1
The present invention relates to a composition for a waterproof solidifying mat having rapid-hardening polymer cement integrated therein, and a method for manufacturing a waterproof solidifying mat to which the composition is applied, an...  
WO/2017/044920A1
A tree frame and grate system and growing method for the purposes of encouraging healthy and abundant root growth and permitting optimal development and growth of a tree or other plant material within an urban or otherwise primarily pave...  
WO/2016/183184A9
A cell for a stormwater management system adapted for retaining or detaining stormwater. The cell comprises a body portion and an internal region. The body portion comprises a plurality of corner columns spaced from each other, a plurali...  
WO/2016/183184A1
A cell for a stormwater management system adapted for retaining or detaining stormwater. The cell comprises a body portion and an internal region. The body portion comprises a plurality of corner columns spaced from each other, a plurali...  
WO/2016/164312A1
A structural cell system for supporting hardscape, allowing tree root growth, and managing stormwater underneath the hardscape. The system may include: a base having a plurality of receptacles and a plurality of support members interconn...  
WO/2016/087964A1
The invention is a module (1, 1') for making draining layers, fluid collection layers, soil and particulate material stabilization carpets, comprising a plurality of tubular projecting elements (21, 22) and a plurality of ribs (31, 32) s...  
WO/2016/077873A1
A drainage system (1300) comprising a cap (1302) having one or more sidewalls defining a recess (1326) and a body (1304). The body (1304) comprises an inlet at a first end (1312) of the body (1304), receivable within the recess (1326) of...  
WO/2016/022083A1
The present invention is especially related to a pipe system (A), which is used in drainage processes to discharge the underground water, and comprises discharge pipe (10), plate (20) having inlet section (50) that creates sedimentation ...  
WO/2015/187749A1
A drain assembly for being placed inground includes a first panel and a second panel spaced-apart from the first panel, a plurality of supports extending between the first panel and the second panel, a bottom or pipe extending between a ...  
WO/2015/176584A1
Provided is a device for strengthening water purification of the first-level recession water for dry cropland, the structure comprising: plastic corrugated pipes 2 having a plastic net 1 opening vertically disposed at the end of a draina...  
WO/2015/158490A1
The invention relates to a device for laying at least one strand (12) in a piece of land (32), preferably close to the surface of said piece of land, and specifically in a sports or leisure facility or in farm land, which device comprise...  
WO/2015/152827A1
A method of reducing moisture content of soil is provided. The method includes placing a device having a flexible, water-permeable membrane defining an enclosure for receiving a water swellable material, and a water swellable material re...  
WO/2015/143021A1
A three dimensional lattice panel structure having a multitude of mutually offset holes formed in a respective top and bottom of the panel and intersecting to form voids with interspersed support posts interconnecting the top and bottom ...  
WO/2015/086628A4
The present invention concerns a soil-treatment method and system, comprising at least one electricity generator (10) and at least two electrodes (11, 12), as well as at least one pumping device (20), characterised in that the system com...  
WO/2015/118764A1
Provided is a sheet pipe forming device by which a sheet pipe can be manufactured with improved accuracy and which is configured so that the amount of excavation of the ground is reduced. A sheet pipe forming device is provided with a sh...  
WO/2015/113142A1
The invention relates to a device for use in protecting watersheds from turf treatment contaminants particularly in relation to sports fields and golf courses. The invention further relates to methods and systems for the use of a plurali...  
WO/2015/086628A3
The present invention concerns a soil-treatment method and system, comprising at least one electricity generator (10) and at least two electrodes (11, 12), as well as at least one pumping device (20), characterised in that the system com...  
WO/2015/108212A1
The present invention provides a prefabricated centrifugal drain pipe that has a simplified manufacturing process and a robust assembly structure, thereby achieving excellent resistance to earth pressure of the ground where the drain pip...  
WO/2015/077137A1
A pipe (1) is disclosed. The pipe comprises an inner wall (7), an outer wall (4) coupled to the inner wall and including a plurality of corrugation crests (5) and a plurality of corrugation valleys (6), and a plurality of slits (8) posit...  
WO/2015/032186A1
Disclosed is a hidden-layer permanent drainage ditch for farmland fertility, which comprises an isolation layer (1), a first filtration layer (2), a second filtration layer (3) and a third filtration layer (4) which are arranged in seque...  
WO/2015/032116A1
Disclosed is a hidden-layer permanent drainage ditch for farmland fertility, which comprises an isolation layer (1), a first filtration layer (2), a second filtration layer (3) and a third filtration layer (4), which are arranged in sequ...  
WO/2015/007002A1
A latent-layer water drainage and water plugging elevation type gate comprises a valve plate (10), a seal cartridge (20), a valve rod (30) and a valve body (40). The valve body (40) is composed of a front cover plate (50) and a rear cove...  
WO/2014/198240A1
A multi-filtration drainage and irrigation water pipe comprises a pipe body (1), at least an opening (11) is formed in the wall of the pipe body (1), and vertical plates (12) positioned in the pipe body (1) are arranged on two sides of t...  
WO/2014/186991A1
A permanent drainage ditch of high yield farmland comprises a drain body (1), a water outlet and a water inlet. The drain body (1) is provided with four filter layers from the top down, including a first separate layer (11) composed of s...  
WO/2014/175717A1
The invention is of interest in the fields of agricultural drainage, construction, protection against flooding and contamination of the subsoil, and refilling of aquifers, and especially relates to a pre-fabricated underground screen for...  
WO/2014/126763A3
A well pad drainage system is provide, which allows for the testing of drainage water collected from the surface of the well pad prior to the release or removal of the drainage water. The drainage system utilizes a French drain in associ...  

Matches 1 - 50 out of 4,385