| Patents for E03F 5 - Sewerage structures (11,230) |
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| 03/27/2013 | CN202831181U Split mounting type drainage inspection well made of concrete |
| 03/27/2013 | CN202831178U Energy conversion system of building domestic water |
| 03/27/2013 | CN202831175U Connection structure of urban rainwater and sewage pipelines |
| 03/27/2013 | CN202831173U Full-automatic sealed type road drainage system |
| 03/27/2013 | CN202831172U Slurry water recovery system |
| 03/27/2013 | CN202831131U Floor drain for sewer pipe of washbasin |
| 03/27/2013 | CN202831130U Anti-odor floor drain |
| 03/27/2013 | CN202831129U Odor-resistant floor drain |
| 03/27/2013 | CN202831128U Floor drain |
| 03/27/2013 | CN202831127U Mixed hole type square floor drain plate |
| 03/27/2013 | CN202831126U Deodorant floor drain |
| 03/27/2013 | CN202831123U Anti-blocking net cover |
| 03/27/2013 | CN202831102U Frame used for toilet caisson and toilet caisson |
| 03/27/2013 | CN202830981U Sliding track or beam supporting bar |
| 03/27/2013 | CN102995739A Deodorizing and water-returning preventing floor drain |
| 03/27/2013 | CN102995721A Vertically-discharging floor drain |
| 03/27/2013 | CN102995720A Domestic deodorizing floor drain |
| 03/27/2013 | CN102995719A Anti-clogging floor drain of sewer |
| 03/27/2013 | CN102995662A Combined pressure-resistant pipeline inspecting well barrel |
| 03/27/2013 | CN102121271B Sump well for vacuum drainage system |
| 03/27/2013 | CN102102392B Integrated initial rainwater draining well and method for draining rainwater |
| 03/27/2013 | CN101156009B 阀与泵的改进 Improved valve and the pump |
| 03/21/2013 | WO2013039309A2 Automatic pipe opening/closing apparatus using buoyancy, and method of controlling same |
| 03/21/2013 | WO2013038398A1 A coupling assembly for coupling a valve to an outlet from a chamber and a chamber comprising the coupling assembly |
| 03/21/2013 | WO2013037710A1 Drain for a floor-level shower |
| 03/21/2013 | WO2013037372A1 Drainage unit and use thereof |
| 03/21/2013 | US20130068699 Construction site water treatment system and methods |
| 03/21/2013 | US20130068679 Apparatus, methods, and system for treatment of stormwater and waste fluids |
| 03/21/2013 | DE102011113381A1 Covering structure for surface drainage device used in e.g. sanitary area, has arrangement unit that is arranged with a holding and/or positioning elements for holding and/or positioning cover portion with two major surfaces |
| 03/21/2013 | DE102011053644A1 Ablaufrinne für eine bodengleiche Dusche Drainage channel for a floor-level shower |
| 03/20/2013 | EP2570559A1 Drainage channel |
| 03/20/2013 | CN202809827U Automatic pumping system of raffinate pool |
| 03/20/2013 | CN202809826U Self-cleaning sewage lifting device |
| 03/20/2013 | CN202809825U Precast buried type integrated sewage pump station |
| 03/20/2013 | CN202809824U Anti-blocking system of drainage pipeline |
| 03/20/2013 | CN202809823U Permeable ceramic plate structure |
| 03/20/2013 | CN202809822U Municipal gutter cover |
| 03/20/2013 | CN202809821U Groove-shaped trench cover plate |
| 03/20/2013 | CN202809820U Soakage pit |
| 03/20/2013 | CN202809819U Stair-stepping floor drain with two water locks |
| 03/20/2013 | CN202809818U Improved structure for floor drain |
| 03/20/2013 | CN202809817U Fast-connection surface gutter |
| 03/20/2013 | CN202809816U 塑料阴井 Plastic shade Wells |
| 03/20/2013 | CN202809815U Assembled inspection shaft |
| 03/20/2013 | CN202809748U Anti-return-overflow odor-resistant floor drain |
| 03/20/2013 | CN202809745U Floor drain |
| 03/20/2013 | CN202809744U Cover for water-falling hole |
| 03/20/2013 | CN202809743U Double-water-seal floor drain |
| 03/20/2013 | CN202809742U Deodorization floor drain with floating ball |
| 03/20/2013 | CN202809741U Sealed bell jar type floor drain |
| 03/20/2013 | CN202809720U Illumination module and drainage assembly with same |
| 03/20/2013 | CN202809652U Modularization plastic inspection well seat |
| 03/20/2013 | CN102979160A Multiple path combined type sewage draining well barrel |
| 03/20/2013 | CN102979147A Stinking-proof floor drain with in-built ball float |
| 03/20/2013 | CN102979146A Odor-resistant sewer pipeline |
| 03/20/2013 | CN102979145A Novel floor drain for shower cubicle |
| 03/20/2013 | CN102359177B Silt barrel |
| 03/20/2013 | CN102155041B Floor drain and manufacturing method thereof |
| 03/19/2013 | CA2690156C Oil and debris separator |
| 03/15/2013 | CA2786099A1 System and apparatus for evacuation of contaminated fluids from flexible hulled vessels |
| 03/14/2013 | WO2013035583A1 Side groove cover |
| 03/14/2013 | WO2012165965A9 Removal device for dirt particles and/or gas bubbles |
| 03/14/2013 | US20130065506 Septic system vent screen |
| 03/14/2013 | DE102011082629A1 Rake device for sewage treatment, has engaging elements engaged with respective wire gaps and arranged in corresponding clearing joists |
| 03/13/2013 | EP2568090A1 Sump |
| 03/13/2013 | CN202787483U Sand drain falling-prevention fence |
| 03/13/2013 | CN202787482U Assembled wastewater recycling device |
| 03/13/2013 | CN202787481U Drainage well cover structure |
| 03/13/2013 | CN202787480U Grating made of pultruded glass sections |
| 03/13/2013 | CN202787479U Automatic turnover well grate for preventing water accumulation at low-lying road section |
| 03/13/2013 | CN202787478U Square floor drain cover plate having tail angle round face holes |
| 03/13/2013 | CN202787477U Floor drain |
| 03/13/2013 | CN202787476U Vacuum sucking type floor drain with double-layer siphon structure |
| 03/13/2013 | CN202787475U Deodorant anti-mosquito drainage ditch cover |
| 03/13/2013 | CN202787474U Joint device for draining accumulated water |
| 03/13/2013 | CN202787473U Triangle twisting-drying machine of water draining groove of toilet |
| 03/13/2013 | CN202787431U Deodorization device for floor drains |
| 03/13/2013 | CN202787430U Self-sealing lever type sewer pipe deodorizing core |
| 03/13/2013 | CN202787429U Magnetic-close type deodorization floor drainage main body |
| 03/13/2013 | CN202787428U Automatic sealing spring type sewer pipe deodorizing core |
| 03/13/2013 | CN202787427U Floor drain convenient to clean |
| 03/13/2013 | CN202787426U Anti-odor floor drain device |
| 03/13/2013 | CN202787425U Easily detached and cleaned ground leakage isolation device |
| 03/13/2013 | CN202787411U Automatic water-saving system for household |
| 03/13/2013 | CN202787322U Polymer composite material inspection well lid and water grate |
| 03/13/2013 | CN202783127U Simple and convenient car washing system capable of using water circularly |
| 03/13/2013 | CN202777171U Deodorizing system for floating cover of landfill leachate regulating reservoir |
| 03/13/2013 | CN102966176A Chassis |
| 03/13/2013 | CN102966175A Empty-type sewage hoisting equipment |
| 03/13/2013 | CN102966174A Rain water seepage well lid for urban green land |
| 03/13/2013 | CN102966173A Anti-leakage and anti-slip manhole cover |
| 03/13/2013 | CN102966172A Simple backflow prevention device for inspection well |
| 03/13/2013 | CN102966171A Sanitary floor drain |
| 03/13/2013 | CN102966170A Warning sewer well cover |
| 03/13/2013 | CN102966166A Transformer oil pond water drainage device |
| 03/13/2013 | CN102966148A Novel anti-explosion floor drain |
| 03/07/2013 | WO2013029172A1 System and method for monitoring and treating gas emissions inside a sewer manhole |
| 03/07/2013 | DE102011053345A1 Drain structure for sewage system, has bell trap whose trap connector port is attached with drain pan formed of magnetizable metal material |
| 03/07/2013 | CA2845861A1 System and method for monitoring and treating gas emissions inside a sewer manhole |
| 03/06/2013 | EP2551415A3 Process component |