| Patents for E02B 11 - Drainage of soil, e.g. for agricultural purposes (2,085) |
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| 12/21/2005 | EP1607535A1 Infiltration block |
| 12/21/2005 | EP1607534A1 Infiltration block |
| 12/21/2005 | CN1710211A landscape integrated intermittent wet-land rainwater reuse method |
| 12/08/2005 | US20050272987 Active pulse blood constituent monitoring |
| 12/01/2005 | WO2005113900A1 Method for installing water resource recycling system |
| 11/17/2005 | DE19619957B4 Rohre aus einer mit Polyurethanklebstoff gebundenen Feststoffschicht aus Quarzsand Pipes from a solid layer bonded with polyurethane glue from quartz sand |
| 11/17/2005 | DE102004020888A1 Pipe system with at least one permeable support pipe laid in the earth by a trench-free technique and filters, useful for cleaning, filtering, and hygiene applications and for rain water seepage control |
| 11/17/2005 | DE10031663B4 Filterrohr für einen Einsatz in geschlossener Bauweise sowie dessen Verwendung zur Herstellung einer Filterstrecke mittels einer Vortriebsmaschine im Rohrvortrieb Filter pipe for use in closed construction and its use for the preparation of a filter section using a tunneling machine in pipe jacking |
| 11/10/2005 | DE202005012192U1 Arc module used in making Sicker tunnels has stiffener ribs with crimping openings formed on surface of arc module, and supports whose edges are supported by stiffener fingers against arc-shaped wall |
| 11/10/2005 | DE102004019395A1 Drainage system for incorporating into ground layers has a stack of corrugated plastic sheets with vertical stabilising rods to form a load supporting structure |
| 11/03/2005 | DE102005016832A1 Verbessertes Entwässerungsgitter Improved drainage grate |
| 10/27/2005 | US20050238434 Outwardly dished end plate for stormwater chamber |
| 10/27/2005 | US20050238433 Horizontally draining artificial turf system |
| 10/20/2005 | US20050232701 Drainage grate |
| 10/19/2005 | EP1280965B1 Structural modular interconnectable subsoil drainage cell |
| 10/13/2005 | DE4431976B4 Erosionsschutz- bzw. Drainagematte Erosion control and drainage mat |
| 10/11/2005 | US6953156 Irrigation method for sloping land |
| 09/27/2005 | US6948886 System and method for preventing bluff erosion |
| 09/13/2005 | US6942425 Mitred grate and drain cover |
| 09/07/2005 | EP1216328B1 Modular drainage unit |
| 08/31/2005 | EP1567725A1 Soil drainage system |
| 08/25/2005 | WO2005078197A1 Multi-use fluid collection and transport apparatus |
| 08/11/2005 | US20050175419 Drainage support matrix |
| 08/10/2005 | EP1181417B1 Material for use in a fluid transfer system |
| 08/09/2005 | US6926464 utilized in permanent extended dry detention basins having an outlet control structure vertically mounted within a basin and a semi-round pipe (typically including gravel) attached to the forward edge |
| 08/04/2005 | DE102004002745A1 Discharge pit for collecting rain water, has collecting pipes arranged between drain pipe and pit, where hydraulics of pipes are arranged at hydraulics of outlet, and inlet and outlet volumes of water are matched to levels of canal side |
| 07/28/2005 | WO2004061259A3 Subterranean drainage device |
| 07/21/2005 | US20050158123 Void-maintaining synthetic drainable base courses in landfills and other large structures, and methods for controlling the flow and evacuation of fluids from landifills |
| 06/30/2005 | US20050141964 Method and apparatus for remotely severing a prefabricated vertical drain |
| 06/28/2005 | CA2229758C Drainage method and strap draining materials therefor |
| 06/23/2005 | US20050135883 Sediment control |
| 06/21/2005 | US6908259 Method and apparatus for remotely severing a prefabricated vertical drain |
| 06/14/2005 | US6905286 Porous pipe and apparatus and method of producing the same |
| 05/25/2005 | EP1125029B1 Infiltration drainage fitting or infiltration drainage conduit |
| 05/25/2005 | DE10348280A1 Drainage-Tank mit Spülrohr Drainage tank flush pipe |
| 05/12/2005 | US20050100412 Drainage support apparatus |
| 05/12/2005 | US20050100409 Drainage support apparatus |
| 05/12/2005 | US20050100401 Transport corridor drainage systems |
| 05/06/2005 | WO2005040501A1 Drainage tank with flushing pipe |
| 04/28/2005 | DE202004018319U1 Modular drainage device for e.g. sports pitches or roads, comprises injection moulded single piece construction with integral frame and support parts |
| 04/14/2005 | WO2005033419A2 Improvement to installations which are used to lower an aquifer in a porous substrate by means of drainage, in order to enable the deposition of a solid sedimentary material |
| 03/24/2005 | US20050063781 Drainage element for walls and septic tank systems |
| 03/17/2005 | US20050058510 Multi-use fluid collection and transport apparatus |
| 03/16/2005 | CN1594748A Improved soil layer drainage method |
| 03/15/2005 | US6866447 Multi-use fluid collection and transport apparatus |
| 03/04/2005 | CA2475131A1 Septic tank cleanout locator |
| 03/03/2005 | US20050048256 Large surface area geogrids with a high tensile strength, a method and apparatus for producing them, and their use as drain and reinforcement grids and as fences |
| 03/02/2005 | EP1218142A4 Apparatus for manufacturing drainage line units and associated methods |
| 03/02/2005 | CN1587558A Rain catch-basin |
| 02/22/2005 | US6857818 Drainage element for walls and septic tank systems |
| 02/15/2005 | US6854925 Storm water reservoir with low drag |
| 02/15/2005 | US6854924 Liquid drainage unit |
| 02/10/2005 | US20050031416 Golf course environmental management system |
| 02/10/2005 | DE102004027216A1 Manhole shaft, has sewer pipe connection containing cleaning opening and guide plates for cleaning hoses |
| 02/09/2005 | CN1576467A Underdrainage pipe |
| 02/03/2005 | US20050025582 Multiple zone, high-capacity geo-composite drainage structures and methods suitable for high friction angle applications |
| 02/01/2005 | US6848866 Sediment control |
| 01/27/2005 | WO2004071159A3 System and method for draining soil profiles |
| 01/25/2005 | US6846130 Method and apparatus for enhancement of prefabricated earth drains |
| 01/20/2005 | WO2004096734A3 Puzzle type drain plate and method for quickly constructing lawn ground using the same |
| 01/13/2005 | US20050005985 Underdrainage pipe |
| 01/06/2005 | US20050000583 Drainpipe for water-dischargeable pavement and water-dischargeable pavement body |
| 12/09/2004 | DE102004022172A1 Upright drain shaft for removal of fine sediment from the area around a sub-surface drain embedded in gravel |
| 12/07/2004 | CA2381449C Reservoir drainage system |
| 12/01/2004 | CN1550615A Water drainage paving drainage tube and said paving body |
| 11/25/2004 | WO2004074590A3 Fuzzy woven layers, geocomposite laminates incorporating them, and related methods |
| 11/24/2004 | CN1177106C Vertical downspout |
| 11/23/2004 | US6821053 Water flow responsive barrier for gutters and storm drains with rotary actuator |
| 11/11/2004 | WO2004096734A2 Puzzle type drain plate and method for quickly constructing lawn ground using the same |
| 11/10/2004 | CN1174668C Saline-alkaline land tackling method to break several hardened clay layers |
| 11/04/2004 | US20040218986 Soil replacement product |
| 11/04/2004 | US20040218979 System and method for draining soil profiles |
| 11/03/2004 | CN1542233A Bonstay and blind drain salt-alkali discharging method |
| 10/29/2004 | CA2440105A1 Soil replacement product |
| 10/21/2004 | US20040208703 Drip berm having hydrophobic and hydrocarbon retentive properties |
| 10/21/2004 | US20040208698 Drip berm having hydrophobic and hydrocarbon retentive properties |
| 10/19/2004 | US6805824 Process for manufacturing a porous drainage medium |
| 10/12/2004 | US6802669 Void-maintaining synthetic drainable base courses and methods for extending the useful life of paved structures |
| 10/06/2004 | EP1464761A2 A wrapped drainage pipe and the method and machine for its manufacture |
| 10/06/2004 | CN2646213Y Special joint for drain plate |
| 09/02/2004 | WO2004074590A2 Fuzzy woven layers, geocomposite laminates incorporating them, and related methods |
| 08/26/2004 | WO2004071159A2 System and method for draining soil profiles |
| 08/24/2004 | US6779946 Drainage structures |
| 08/12/2004 | DE10040032B4 Verfahren und Schlepper-Anbauaggregat zur Flachdrainage von Rasenflächen Procedures and tractor-growing unit for flat drainage of lawns |
| 08/05/2004 | US20040151547 Method, apparatus and actuatable skimmer tab former for creating apertures and skimmer tabs within plastic pipe and pipe produced thereby |
| 08/05/2004 | US20040151546 Water flow responsive barrier for gutters and storm drains with rotary actuator |
| 07/29/2004 | US20040146357 Method and apparatus for enhancement of prefabricated earth drains |
| 07/22/2004 | WO2004061259A2 Subterranean drainage device |
| 07/14/2004 | EP1437305A2 Three-dimensional, box-like liquid reservoir |
| 07/08/2004 | US20040131423 High-flow void-maintaining membrane laminates, grids and methods |
| 06/17/2004 | WO2004051005A1 Soil drainage system |
| 06/08/2004 | US6746179 System component, system and method for aerating of compost and the draining of excess liquid contained therein |
| 05/27/2004 | US20040101369 Storm water reservoir with low drag |
| 05/19/2004 | EP1280965A4 Structural modular interconnectable subsoil drainage cell |
| 05/19/2004 | EP1226315A4 Modular drainage channels |
| 05/18/2004 | US6736569 Structural modular interconnectable subsoil drainage cell |
| 05/13/2004 | US20040091320 Subterranean drain device with improved filtration |
| 05/11/2004 | US6733209 Chitosan enhanced erosion control rolls |
| 05/04/2004 | CA2225841C A method for operation to excavate underdrain in the field ground and a device for operation to excavate underdrain |
| 04/20/2004 | CA2324655C Apparatus for the manufacture of a preassembled drainage line unit |