| Patents for E03F 5 - Sewerage structures (11,230) |
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| 08/17/2011 | CN201933503U 工业废渣堆场防渗膜下的地下水导排系统 Groundwater discharge guide system of industrial waste yard under impermeable membrane |
| 08/17/2011 | CN102155041A Floor drain and manufacturing method thereof |
| 08/17/2011 | CN102154958A Device for automatically collecting and conveying railway fecaluria |
| 08/17/2011 | CN101670193B Oil separating equipment for kitchen sewage and oil-water separating method |
| 08/16/2011 | US7997038 Floor drain support plate |
| 08/16/2011 | DE202011103054U1 Vorrichtung zur Beschickung von hydraulischen Trennanlagen, Klassierern, Sandwäschern in Kläranlagen, Sandaufbereitungsanlagen und dergleichen Apparatus for feeding hydraulic separation plants, classifiers, sand scrubbers in wastewater treatment plants, sand processing plants and the like |
| 08/11/2011 | WO2011095755A1 Waste water recovery |
| 08/11/2011 | WO2011001137A3 Drain cover and carrier |
| 08/10/2011 | EP2354342A1 Waste water hoisting facility |
| 08/10/2011 | EP2354341A2 Drainage gutter with a height-adjustable cover |
| 08/10/2011 | EP2354340A1 Frame with attenuation element |
| 08/10/2011 | EP2354339A2 Oblong floor drain |
| 08/10/2011 | EP2353687A1 Inspection chamber with filter |
| 08/10/2011 | CN201924448U 雨水收水井截污篮 Collect rainwater wells interception basket |
| 08/10/2011 | CN201924447U 可防臭易维护地漏 Be easy to maintain floor drain odor |
| 08/10/2011 | CN201924446U 药厂净化区专用地漏 Pharmaceutical purification zone dedicated to the drain |
| 08/10/2011 | CN201924445U 下水快的浮球式地漏 Float into the water to drain faster |
| 08/10/2011 | CN201924444U 洁净区防臭防污染消毒地漏 Clean area disinfect floor drain odor pollution |
| 08/10/2011 | CN201924443U 一种改进的带洗衣机排水的地漏 An improved drainage with a washing machine drain |
| 08/10/2011 | CN201924442U 一种可调坡度的缝隙式地沟 An adjustable slit-type trench slope |
| 08/10/2011 | CN201924441U 一种树脂窨井 A resin manhole |
| 08/10/2011 | CN201924430U 化厕自动清除装置 Of automatic toilet cleaning device |
| 08/10/2011 | CN201924421U 可防止臭气溢出的地漏 Prevents odor overflow drain |
| 08/10/2011 | CN201924415U 线形地漏 Linear floor drain |
| 08/10/2011 | CN102146695A Water-sealed floor drain |
| 08/09/2011 | US7992593 Electrically conductive confined space ventilator conduit formed of conductive polymer, electrical grounding circuit for ventilation systems using same, and methods of using and forming same |
| 08/04/2011 | WO2011093566A1 Rubber opening/closing member for deodorization and insect-proofing of drain |
| 08/04/2011 | DE102010006381A1 Schachtanordnung Shaft assembly |
| 08/03/2011 | EP2351933A1 Waste water transport device with an eccentric screw pump hydraulic |
| 08/03/2011 | EP2350401A2 Plastic drain or inspection chamber portion with hollow-walled circumferential wall, as well as mould assembly for thereof |
| 08/03/2011 | EP1704289B1 Liquid evacuation device and corresponding liquid guiding device |
| 08/03/2011 | CN201915494U 下水道沙筛 Sewer Mytilopsis |
| 08/03/2011 | CN201915493U 一种重力压载装置 Beat one heavy load device |
| 08/03/2011 | CN201915492U 城市下水沟防盗盖 City sewers for foods |
| 08/03/2011 | CN201915491U 一种人性化马路雨漏 A personalized road rain drain |
| 08/03/2011 | CN201915490U 一种防臭雨水口 One kind of deodorant gullies |
| 08/03/2011 | CN201915489U 高水封大水量防臭气地漏 High water seal anti-odor floor drain a large amount of water |
| 08/03/2011 | CN201915488U 一种同层排水接头 One kind of the same floor drain fitting |
| 08/03/2011 | CN201915487U 自动密封防臭地漏 Self-sealing floor drain odor |
| 08/03/2011 | CN201915464U 下水流道多节膜封式地漏 Under Conduit multi-section film-sealed floor drain |
| 08/03/2011 | CN201915423U 检查井圈口座以及具有该圈口座的检查井 Check Manhole port seat and have the seat ring opening Manhole |
| 08/03/2011 | CN102140821A High-tension steel grating |
| 08/03/2011 | CN102140820A Spherical valve environmental-protection floor drain |
| 08/03/2011 | CN102140819A Structure for discharging accumulated water from bottom layer of underground three-dimensional (3D) parking garage |
| 08/02/2011 | US7988870 Watershed runoff treatment device & method |
| 08/01/2011 | DE202010003935U1 Auffangwanne zur Aufnahme von umweltgefährdenden Produkten Pan for mounting of environmentally hazardous products |
| 08/01/2011 | DE202010003116U1 Schachtrahmen mit einer einen Schachtdeckel auf einem Niveau einer Straßenfläche führenden Aufnahme Manhole frame with a manhole cover leading to a level of a road surface recording |
| 07/28/2011 | DE19953961B4 Vorrichtung zum Abscheiden von Sinkstoffen aus Abwasser An apparatus for separation of suspended matter from wastewater |
| 07/28/2011 | DE102010005662A1 Street inlet e.g. drain, has flow reduction element arranged in conduit section between outlet line and entrance of sewerage system line, and outlet line closeable with float that opens into sewerage system line |
| 07/27/2011 | CN201908357U Improved large-pipe diameter sewage conduit dredging boat |
| 07/27/2011 | CN201908356U Floor drain |
| 07/27/2011 | CN201908355U Rainwater flow discarding well device for collecting and reusing rainwater in field |
| 07/27/2011 | CN201908343U Novel floor drain |
| 07/27/2011 | CN201908320U High-pressure iron-notch welded cement pipe |
| 07/27/2011 | CN102134877A Water pocket using a percolation well for the in-ground storage of percolated rainwater |
| 07/27/2011 | CN102134858A Well cover being less prone to slippage and rotation and having functions of blind sidewalk |
| 07/27/2011 | CN102134826A Highway roadside stone |
| 07/27/2011 | CN101775790B Recycled water taking and discharging construction distributing structure of power plant |
| 07/26/2011 | US7985335 Low profile catch basin filter |
| 07/21/2011 | DE102007054129B4 Einlauf- oder Sickerschacht mit Abstandshalter zwischen Innenwand und Filtersack Inlet or soakaway with spacers between the inner wall and dustbag |
| 07/20/2011 | EP2345766A1 Waste liquid tank |
| 07/20/2011 | CN201901936U Sealed floor drain |
| 07/20/2011 | CN201901935U Automatically sealed floor drain |
| 07/20/2011 | CN201901934U Water stop deodorized floor drain |
| 07/20/2011 | CN201901933U Seeper discharge device |
| 07/20/2011 | CN201901932U Combined anti-ponding floor drain |
| 07/20/2011 | CN201901930U Open channel type highway pavement rainwater removal control device |
| 07/20/2011 | CN102127980A Combined type pump house of drainage pump station |
| 07/20/2011 | CN102127929A Rainwater well grid cleaning device |
| 07/20/2011 | CN102127928A Rainwater-well anti-blocking treatment device |
| 07/20/2011 | CN102127927A Magnetic mechanical sealing floor drain core |
| 07/20/2011 | CN102127926A Automatic-cleaning rainwater inspection well |
| 07/20/2011 | CN102127920A Waterlogging draining method between floors |
| 07/19/2011 | US7981300 Treating runoff |
| 07/19/2011 | US7981283 Adjustable filter basket for a storm water drain system |
| 07/19/2011 | US7980784 Drainage management systems and methods |
| 07/14/2011 | WO2011083915A2 Water pocket using a percolation well for the in-ground storage of percolated rainwater |
| 07/14/2011 | WO2011082970A1 Gully arrangement |
| 07/14/2011 | WO2011025181A3 Sewage treatment system |
| 07/14/2011 | US20110168612 Storm water filter basket with floating bypass panels |
| 07/13/2011 | CN201896362U Sealed gully cover capable of draining water |
| 07/13/2011 | CN201896361U Floor drain |
| 07/13/2011 | CN201896360U Water seal fixing type multifunctional floor drain |
| 07/13/2011 | CN201896359U Floor drain with dual traps |
| 07/13/2011 | CN201896358U Pre-embedded type three-protection floor drain |
| 07/13/2011 | CN201896357U Automatic sewage purification and drainage device |
| 07/13/2011 | CN201896309U Crushing type grating trash remover |
| 07/13/2011 | CN102121271A Sump well for vacuum drainage system |
| 07/13/2011 | CN102121269A Floor drain with adjustable effluent height |
| 07/13/2011 | CN102121264A Floor drain for recycling heat of bathing waste water |
| 07/12/2011 | DE202011050175U1 Gedämmter Schacht Insulated shaft |
| 07/07/2011 | DE102009060771A1 Retention device for e.g. manhole cover, of e.g. sewers or drainage channel, has bearing face supporting retention device on underground, and space varied between frame element and bearing face, during adjusting of actuator |
| 07/06/2011 | CN201891164U Structure of ditch cover |
| 07/06/2011 | CN201891163U Floor drain with built-in water seal |
| 07/06/2011 | CN201891150U Simple-cladding floor drain with metal cover plate |
| 07/06/2011 | CN201891131U PE pipe-type integral plastic inspection well |
| 07/06/2011 | CN1944811B Pumping and discharging side pipe well for percolate and its setting method |
| 07/06/2011 | CN102116049A Drainage channel and method for pouring same |
| 06/30/2011 | WO2011078604A2 Unpowered apparatus for preventing backflow |
| 06/30/2011 | US20110155672 Surface Water Filtration Device |