| Patents for E02B 11 - Drainage of soil, e.g. for agricultural purposes (2,085) |
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| 02/26/2015 | US20150056017 Methods and materials for golf course sand bunker construction |
| 02/19/2015 | US20150047259 Mixed turf |
| 02/12/2015 | US20150043972 Liquid run-off disposal system |
| 02/11/2015 | CN204151763U 农用开槽机 Farm slot machine |
| 02/11/2015 | CN103466901B 一种适用于农村雨污混合污水处理的生态滞留沟渠系统 One for rural mix of rain and sewage water treatment systems ecology retention ditches |
| 02/05/2015 | US20150037100 Berm and method of construction thereof |
| 02/04/2015 | CN204139141U 节水防涝农田水利系统 Water-saving irrigation systems in flood |
| 02/04/2015 | CN104328771A 花生地排水开沟机 Peanut drainage ditching machine |
| 02/04/2015 | CN104328770A 水田排水开沟机 Paddy drainage ditching machine |
| 01/28/2015 | CN204125925U 一种简易镀锌管线性排水结构 A simple galvanized pipe drainage structure |
| 01/22/2015 | WO2015007002A1 Latent-layer water drainage and water plugging elevation type gate |
| 01/21/2015 | CN104294806A 一种深基坑隔水层上方桩间水开挖引排方法 A deep foundation piles impermeable layer of water between the top row of the excavation method cited |
| 01/15/2015 | US20150016874 Drainage body connecting element |
| 01/14/2015 | CN204097986U 多节插接式加强型混凝土渠道 Multi-section plug-reinforced concrete channels |
| 01/14/2015 | CN204097985U 适用于季节冻土区的双层排水沟设施 Suitable for double gutter facilities seasonal frozen area |
| 01/14/2015 | CN101920566B 多面拉伸网的制作方法 Multi-faceted production methods stretched nets |
| 01/12/2015 | DE202011110303U1 Entwässerungssystem und Bauelemente hierfür Drainage system and components therefor |
| 01/07/2015 | CN204080765U 一种农田用组合排水暗管 One kind of farmland with a combination of underground pipe drainage |
| 01/07/2015 | CN204080729U 尾矿库多级清水泵位置自动调节装置 Tailings multistage water pump automatic position adjustment device |
| 01/06/2015 | US8926218 Apparatus and method of supporting underground fluid and water storage and retention systems |
| 12/31/2014 | CN204059317U 一种可调沟距和沟深的开沟机 An adjustable distance and Goushen ditch trencher |
| 12/24/2014 | CN104234020A 平原感潮河网地区农田排水的污染控制方法 Pollution control methods Tidal River plain farmland drainage |
| 12/24/2014 | CN104221788A 树坑真空式吸水器 Pits Vacuum suction device |
| 12/18/2014 | US20140369758 Compositions and Methods for the Treatment of Soil |
| 12/18/2014 | US20140367899 Vertical drainage system for heap leach piles |
| 12/17/2014 | CN204023532U 可控式农田放水装置 Controllable farmland drainage device |
| 12/17/2014 | CN204023531U 一种组合导水暗柱 A combination of dark conductivity water column |
| 12/17/2014 | CN204023530U 一种农田用组合导水暗柱 One kind of farmland with a combination of dark conductivity water column |
| 12/17/2014 | CN204023529U 尾矿库坝体自流排水装置 Tailings dam gravity drainage |
| 12/17/2014 | CN204014443U 改良沿海滩涂垦区农田土壤的水泥土球粒排水装置 Improved coastal beach reclamation of farmland soil cement drainage pellets |
| 12/17/2014 | CN204014442U 改良沿海滩涂垦区农田土壤的淤泥质陶粒排水装置 Improved coastal beach reclamation muddy farmland drainage ceramic |
| 12/17/2014 | CN104206065A 短期快速排水脱盐与长期控制返盐相结合的改良沿海滩涂垦区农田土壤的装置及其排水方法 Apparatus and method for improved drainage coastal beach reclamation farmland short- and long-term control rapid drainage desalination salinization combining |
| 12/11/2014 | US20140363235 System and method for strengthening a sloped structure |
| 12/10/2014 | CN204000801U 一种用于土壤修复区的排水装置 A drainage area for soil remediation |
| 12/10/2014 | CN104186054A 一种小麦试验田开沟方法 One kind of testing ground wheat trenching method |
| 12/08/2014 | DE202014008919U1 Füllkörper und Vorrichtung zum Zwischenspeichern von Sicker- und Regenwasser sowie dessen Verwendung Packing and apparatus for caching of leachate and rainwater and its use |
| 12/04/2014 | US20140356066 Underdrain assembly and method of manufacturing the same |
| 12/04/2014 | US20140352729 Stormwater vault apparatus and servicing process |
| 11/20/2014 | US20140341653 Module and Method for Managing Water and Other Fluids |
| 11/20/2014 | US20140341652 Method for draining soil using a filtration means |
| 11/13/2014 | US20140334877 Water collecting structure |
| 10/30/2014 | US20140321914 Controlled Dewatering of Confined, Saturated Formations in Excavation Mines |
| 10/02/2014 | WO2014158207A1 Chamber for underground distribution of stormwater |
| 10/02/2014 | US20140294510 Berm and method of construction thereof |
| 10/02/2014 | US20140294508 Aggregate replacement |
| 10/02/2014 | US20140294507 Aggregate replacement |
| 09/25/2014 | DE102014100787A1 Sickerrohr mit abgerundeten Schlitzen, und Vorrichtung zur Erzeugung der Schlitze Drop pipe with rounded slots, and means for generating the slots |
| 09/18/2014 | US20140262365 Implements, implement systems, and methods for displacing ground material |
| 09/04/2014 | US20140248084 Apparatus and method for channelling groundwater |
| 08/21/2014 | US20140234028 Berm and method of construction thereof |
| 08/14/2014 | US20140227035 Well pad drain and containment recovery system |
| 08/14/2014 | US20140227034 Drill Reamer |
| 08/13/2014 | CN203768881U 一种山体、坝体廊道渗水排水装置 One kind of mountain, dam seepage drainage corridor |
| 08/13/2014 | CN103981844A 一种农田排水系统 One kind of farmland drainage system |
| 08/13/2014 | CN103981838A 一种护坡营造方法 One kind of method to create a slope |
| 08/13/2014 | CN103975808A 一种适用于稻鳖共作的稻田改造方法 Reconstruction method is suitable for paddy rice farming in turtle |
| 08/13/2014 | CN102817337B 稻田生态排水排渍控制装置 Floodwater in Paddy ecological drainage control device |
| 08/13/2014 | CN102535412B 一种大棚棚间沟 A shed shed ditch between |
| 08/12/2014 | US8801326 Leaching chamber family with common end connectors |
| 08/06/2014 | CN103967106A 移动式防洪排涝、消防排灌装置 Mobile flood control and drainage, irrigation equipment Fire |
| 08/06/2014 | CN103964566A 旱作物农田首级退水水质强化净化装置 Dry cropland heads back to strengthen the quality of water purification equipment |
| 07/31/2014 | US20140209450 Dewatering Method Using a Wicking Material |
| 07/30/2014 | CN203741902U 削坡开槽机 Slope cutting slotting machine |
| 07/30/2014 | CN203741852U 一种管式地下水排渗盲沟 A pipe-type groundwater seepage blind ditch row |
| 07/30/2014 | CN103953018A 新型暗排结构及其除涝作用的设计方法 The new dark action-packed structure and design methods waterlogging |
| 07/30/2014 | CN103953007A 农田退水持留净化时间自动调控装置 Withholding water purification farmland back time automatic control devices |
| 07/23/2014 | CN103938702A 移动式防洪排涝、消防车 Mobile flood control and drainage, fire |
| 07/23/2014 | CN103938597A 模块式生态排水沟砌块及构成的生态排水沟 Modular blocks and eco ecology drains constructed drains |
| 07/23/2014 | CN103936163A 高潜水位采煤沉陷区水资源梯级调控及水质生态净化方法 High Groundwater Mining Subsidence cascade of water purification methods of water quality and ecological regulation |
| 07/16/2014 | EP2754762A1 Drainage and/or fluid storage device for installation in the ground |
| 07/16/2014 | EP2753764A1 Apparatus and method for channelling groundwater |
| 07/16/2014 | CN103924563A 平地排水分割机 Ground drainage Divider |
| 07/16/2014 | CN103924562A 一种新型排水系统 A new drainage system |
| 07/15/2014 | US8777515 Adaptable modular subsoil drainage system |
| 07/10/2014 | WO2014107253A1 Moisture control grid |
| 07/09/2014 | CN102641622B 一种排水暗管外包滤料及其制备、使用方法 Outsourcing a wastewater underground pipe filter and its preparation, use |
| 07/02/2014 | CN103898885A 一种灌排渠道砌体盖顶结构 One kind of drainage channel masonry roof structure |
| 07/02/2014 | CN103898884A 一种排除滑坡体区梯田壤中流的方法 A landslide zone terraced interflow way to exclude |
| 06/26/2014 | DE102005019168B4 Verwendung und Verfahren unter Verwendung eines Bohrinjektionsankers zur Drainage The use and method using a Bohrinjektionsankers for drainage |
| 06/25/2014 | CN203668899U 全自动智能补水器 Automatic intelligent water control |
| 06/25/2014 | CN203668897U 一种城市绿地排水系统 An urban green space and drainage systems |
| 06/25/2014 | CN103882834A 一种灰坝上游贴坡排渗结构 A gray - dam upstream slope of the drainage structure stickers |
| 06/25/2014 | CN102094408B 一种农田梯形截面灌溉沟开沟机 One kind of trapezoidal cross-section of farmland irrigation ditch trencher |
| 06/18/2014 | CN203654243U 一种渠道连接件及连接器 A channel connectors and connector |
| 06/17/2014 | US8753037 Device for a device for the treatment, cooling or storage of a fluid such as a gas or a liquid |
| 06/17/2014 | US8753036 Underground water retention system and associated methods |
| 06/12/2014 | WO2014088503A1 Arrangement and method for arrangement of a drainage channel |
| 06/12/2014 | WO2014085865A1 Forming a drainage assembly within and along an elongate trench |
| 06/11/2014 | CN203639967U 水稻田开沟机 Rice fields trencher |
| 06/11/2014 | CN203639888U 一种灌排两用渠道 One kind of dual drainage channels |
| 06/11/2014 | CN203633272U 一种可循环使用的渗透储水管 Permeability reservoir of a reusable water pipe |
| 06/03/2014 | CA2765648C Corrugated leaching chambers having pillars and wide peak corrugations |
| 05/29/2014 | US20140147210 Prefabricated drain structure |
| 05/27/2014 | US8734051 Apparatus for aerating and draining |
| 05/21/2014 | CN203603129U 大型液压驱动链式开沟机 Large hydraulic drive chain trencher |
| 05/21/2014 | CN203603128U 潜层式农田丰产永久性排水沟 Latent layered farmland yield permanent drains |
| 05/21/2014 | CN203603127U 一种渠道地下水逆止阀式排水系统 A channel check valve groundwater drainage system |
| 05/20/2014 | US8727662 Influent liquid treatment system |
| 05/20/2014 | CA2659554C Water holding bin |
| 05/15/2014 | US20140133913 Drainage beads |