| Patents for E03F 5 - Sewerage structures (11,230) |
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| 09/18/2013 | CN203200861U Deodorizing floor drain |
| 09/18/2013 | CN203200856U Dirt filtering device for recycling office water |
| 09/18/2013 | CN203200788U Novel high-intensity invisible well lid |
| 09/18/2013 | CN103306364A Rainwater purification device |
| 09/18/2013 | CN103306363A Anti-theft well grate and using method |
| 09/18/2013 | CN103306362A Water grate capable of preventing evaporation of water |
| 09/18/2013 | CN103306361A Sand prevention structure of storm sewer orifice |
| 09/18/2013 | CN103306359A Rainwater regulation and drainage and storage and utilization multifunctional integrated system and construction method thereof |
| 09/18/2013 | CN103306343A Waterfall connecting mechanism of floor drain |
| 09/18/2013 | CN103306340A Environment-friendly water storage box |
| 09/18/2013 | CN103306309A Anti-theft safe water-draining inspection-well cover |
| 09/18/2013 | CN102373743B System for collecting and treating excrements in cities |
| 09/18/2013 | CN102322098B Rainwater inlet device |
| 09/18/2013 | CN102108728B Automatic cleaning device for triple toilet |
| 09/17/2013 | US8535533 Bioretention system with high internal high flow bypass |
| 09/17/2013 | US8535523 Fluid flow control and debris intercepting apparatus |
| 09/12/2013 | WO2013131880A1 Wastewater treatment arrangement, flow-separating wall, in particular for use in such a wastewater treatment arrangement, and at least one retrofit kit comprising such a flow-separating wall |
| 09/12/2013 | US20130233806 Device and a method for filtering stormwater |
| 09/12/2013 | DE202013103785U1 Rückstausicherung Backflow prevention |
| 09/12/2013 | DE102012203818A1 Bodeneinsatz für Schachtbauwerke Bottom insert for manholes |
| 09/11/2013 | DE202013103940U1 Verbesserte Filtervorrichtung für Schächte und Leitungen Improved filtering device for manholes and pipes |
| 09/11/2013 | CN203188357U Assembly tool for drainage filter of nuclear power plant |
| 09/11/2013 | CN203188356U Following-type cesspool capping membrane sealing cover |
| 09/11/2013 | CN203188355U Rainwater separating, regulating and storing system |
| 09/11/2013 | CN203188354U Water drain device of rainwater separating, regulating and storing system |
| 09/11/2013 | CN203188353U Hydraulic energy dissipater |
| 09/11/2013 | CN203188352U Vortex type water draining cover |
| 09/11/2013 | CN203188351U Water draining well provided with safety net |
| 09/11/2013 | CN203188350U Anti-falling device of catch basin |
| 09/11/2013 | CN203188349U Floor drain dirt-separating anti-blocking device |
| 09/11/2013 | CN203188348U Anti-explosion and anti-toxin floor drain |
| 09/11/2013 | CN203188347U Sewage collection well receiving no solid pollutant |
| 09/11/2013 | CN203188346U Floating cover membrane dredging detection hole structure |
| 09/11/2013 | CN203188345U Fast assembled inspection well formed by concrete in pouring mode |
| 09/11/2013 | CN203188320U Easily cleaned deodorization floor drain |
| 09/11/2013 | CN203188243U Sewer well lid |
| 09/11/2013 | CN203188238U Assembled type prefabricated reinforced concrete combined inspection well |
| 09/11/2013 | CN203188086U Drain curb |
| 09/11/2013 | CN203188082U Pavement structure |
| 09/11/2013 | CN203188081U Pavement structure |
| 09/11/2013 | CN103290918A Underground prefabricated pump station |
| 09/11/2013 | CN103290917A Solid-liquid separation type sewage lifting device |
| 09/11/2013 | CN103290916A Low elevation greenbelt suitable for mountainous city washing runoff processing |
| 09/11/2013 | CN103290915A Draining mesh board perforated strainer and manufacturing method thereof |
| 09/11/2013 | CN103290914A Highway and road foul water sewer |
| 09/11/2013 | CN103290913A Roadside rainwater cap dust guard |
| 09/11/2013 | CN103290912A Sewer wellhead automatic protection device |
| 09/11/2013 | CN103290911A Ecological reinforced concrete drainage ditch and construction method thereof |
| 09/11/2013 | CN103290910A Anti-seepage method and structure of drainage of same floor |
| 09/11/2013 | CN103290900A Method for preventing odor returning of floor drain, floor drain or floor drain compensation core for implementing method |
| 09/11/2013 | CN102296690B System and method for utilizing rainwater in villages and towns |
| 09/11/2013 | CN102251577B Rainwater treatment system and method |
| 09/09/2013 | DE202013006081U1 Kleintierklappe für Hochwasserrückhaltebecken Small Animal flap for Detention basin |
| 09/05/2013 | US20130228527 Filter for polluted water |
| 09/05/2013 | DE102012203408A1 Abwasserbehandlungsanordnung, Strömungstrennwand, insbesondere zurVerwendung in einer derartigen Abwasserbehandlungsanordnung, und wenigstens eine derartige Strömungstrennwand umfassender Nachrüstbausatz Waste water treatment assembly, flow divider, especially zurVerwendung in such a wastewater treatment assembly, and at least one such flow divider comprehensive retrofit kit |
| 09/05/2013 | DE102012101691A1 Ablauftopf für Abwasser Drain pot for wastewater |
| 09/05/2013 | DE102012003956A1 Throttling device for outlet opening in liquid memory space for effluent retention basin, has stationary pressure and stationary tension springs that are cooperated with double-armed lever using lift force of float against spring force |
| 09/04/2013 | EP2634322A1 Drain pot for waste water |
| 09/04/2013 | EP2634321A2 Drain and shower floor element |
| 09/04/2013 | CN203174974U Floor structure of hard foaming board |
| 09/04/2013 | CN203174759U Unattended pump station |
| 09/04/2013 | CN203174758U Quickly detached spiral groove |
| 09/04/2013 | CN203174757U Device for collecting and storing domestic sewage as fire water |
| 09/04/2013 | CN203174756U Non-return device for ground pit liquid storage tank |
| 09/04/2013 | CN203174755U Vacuum sewage tank and fecal suction truck |
| 09/04/2013 | CN203174754U Rainwater permeable-type overflow well |
| 09/04/2013 | CN203174753U Inspection well cover |
| 09/04/2013 | CN203174752U Flow backward prevention device |
| 09/04/2013 | CN203174751U Installation structure of industrial floor drain |
| 09/04/2013 | CN203174750U Municipal drainage device |
| 09/04/2013 | CN203174749U Floor drain with garbage can |
| 09/04/2013 | CN203174748U Novel water collector nozzle in bathroom |
| 09/04/2013 | CN203174747U Shower compartment chassis removing water smoothly |
| 09/04/2013 | CN203174746U Wavy tailing dam slope drainage ditches for coping with rainstorm |
| 09/04/2013 | CN203174745U Vertical rainwater zoned drainage system |
| 09/04/2013 | CN203174712U 石材地漏 Stone floor drain |
| 09/04/2013 | CN203174668U Novel well body side wall structure |
| 09/04/2013 | CN203174665U Urban rainwater collection and utilization system |
| 09/04/2013 | CN203174661U Urban road rainwater collection utilization system |
| 09/04/2013 | CN203174638U City sewer well lid |
| 09/04/2013 | CN203174633U Water accumulation prevention cable well |
| 09/04/2013 | CN203174467U Rubber cover plate for walking and slag stopping on groove of bridge or tunnel |
| 09/04/2013 | CN103276790A Solid-liquid separation type prefabricated pump station |
| 09/04/2013 | CN103276789A Anti-washing-away, anti-rollover and anti-breakage manhole lid |
| 09/04/2013 | CN103276750A Hinged flip safety manhole cover |
| 09/03/2013 | CA2472507C Improved separator for immiscible liquids |
| 08/28/2013 | CN203160394U Multi-unit comprehensive arrangement and combination pump station for municipal wastewater discharge |
| 08/28/2013 | CN203160393U Non-blocking sewage integration hoisting device |
| 08/28/2013 | CN203160392U Full-automatic solid-liquid separation sewage lifting device |
| 08/28/2013 | CN203160391U Subway vacuum discharge system |
| 08/28/2013 | CN203160390U Hair separation device for sewer of water washing workshop |
| 08/28/2013 | CN203160389U Ductile iron and steel fiber well grating |
| 08/28/2013 | CN203160388U Novel safety sewer manhole cover |
| 08/28/2013 | CN203160387U Rainwater flow-abandoning device |
| 08/28/2013 | CN203160386U Protective net and rain sewage draining inspection well applying protective net |
| 08/28/2013 | CN203160385U Injection molding blow-down pipe inspection well |
| 08/28/2013 | CN203160383U Semi-vacuum sewerage system |
| 08/28/2013 | CN203160356U Anti-drying floor drain |
| 08/28/2013 | CN203160355U Odor-resistant floor drain |
| 08/28/2013 | CN203160354U Multifunctional floor drain |