Patents
Sitemap › E03 - Water supply; Sewerage › E03F - Sewers; Cesspools › E03F 3 - Sewer pipe-line systems
Patents for E03F 3 - Sewer pipe-line systems (3,593)
04/2014
04/16/2014CN203546877U Special pipe fitting for single vertical pipe of right four-way polypropylene mute drainage pipeline system
04/16/2014CN103726570A Spiral-flow type hydraulically controlled rainwater intercepting and abandoning switch well system
04/16/2014CN103726569A Multifunctional highway (road) drainage bend
04/16/2014CN103726568A Sanitary sewage treatment system
04/16/2014CN103726566A Rainwater processing system
04/15/2014CA2591910C Plastic plate for lining concrete components
04/09/2014EP2716826A1 Stackable multi-part gutter
04/09/2014EP2715199A1 Tubular liner for rehabilitating defective sewers
04/09/2014CN203531113U Waste-water pipeline easy to clean
04/09/2014CN203531112U Ovate groove drainage pipeline
04/09/2014CN203531111U Refuse landfill rainwater and pollutant automatic split-flow system
04/09/2014CN103711197A Guide tube
04/09/2014CN103711182A Water supply and drainage sewage discharge pipe
04/09/2014CN102912848B Intelligent multifunctional comprehensive sewer
04/09/2014CN102242550B Vacuum sewage interception system and method which are suitable for erecting pipes coastwise
04/03/2014WO2014051041A1 Pipe inner-layer structure, and connection member used therein
04/02/2014CN203514478U Drainage pipeline integrating noise converter
04/02/2014CN203514477U Central landscape rainwater collection system
04/02/2014CN103696486A Method for replacing sewage conduits
04/02/2014CN103696485A Nuclear island drainage device
04/02/2014CN103696484A Pipe hoop for independent sewer pipe
04/02/2014CN103696483A Intelligent multifunctional integrated sewer pipeline
04/02/2014CN103696482A Closed drain system for electroplate waste water
03/2014
03/26/2014CN203498986U Sewage backflow preventing device
03/26/2014CN203498985U Local repair structure for steel lining of exhaust pipeline
03/26/2014CN203498866U Integrated-type plastic common pipe for cities
03/26/2014CN103688124A Method for extraction heat from an effluent, especially waste water, circulating in a conduit, heat exchanger and material for implementing said method
03/26/2014CN103669550A Leakage guide device at bottom of phosphogypsum yard for achieving wet discharge film paving leakage prevention
03/26/2014CN103669549A Rainwater treatment plant
03/26/2014CN103669548A Sewage disposal device
03/26/2014CN103669510A Invisible water draining tube
03/26/2014CN103669509A Ultra-quiet water draining tube
03/26/2014CN102089482B Earthquake-resistant reinforced concrete water tight conduit
03/20/2014DE202013007853U1 Böschungsstück mit Böschungsplatte Embankment slope piece with plate
03/19/2014CN203487619U Water resource recycling system for city underground engineering construction
03/19/2014CN103649613A Cured-in-place pipe rehabilitation process and such cured-in-place pipe
03/19/2014CN103643732A Sewer steel pipe with disinfection layer
03/13/2014WO2014037555A1 Drainage channel with a drainage body and a cover
03/13/2014WO2014037551A1 Slot drain
03/12/2014CN203475576U Novel bend
03/12/2014CN203475575U Novel two-way quarter bend
03/12/2014CN203475574U Excrement collecting device
03/12/2014CN103628556A Urban and rural high-pressure water discharging system capable of preventing back flow
03/12/2014CN102828555B Drainage system and drainage method of drainage system
03/06/2014DE102012107989A1 Verfahren und Vorrichtung zum Sanieren von Abwasserkanälen Method and apparatus for renovating sewers
03/05/2014EP2703572A1 Heat exchanger module and waste water channel with heat exchanger
03/05/2014CN203462562U Urban rainfall drainage pipeline
03/05/2014CN203462561U Urban sewer
03/05/2014CN103620127A Method for designing corrugated steel sheet, and corrugated steel sheet pipe
03/05/2014CN103615044A Inner sleeve blocking method for leakage of small-diameter concrete drainage pipeline
03/05/2014CN103615043A Surface directly-buried drain pipe assembly bearing large equipment or dynamic load, and construction method thereof
02/2014
02/27/2014WO2014029866A2 A structural element comprising a building section and a footing channel
02/27/2014WO2014029760A1 Turbine for a community sewer system and method for cleaning the rotor thereof
02/26/2014EP2700761A1 Drain
02/26/2014CN203452171U Diversion pipe transmembrane structure between refuse landfill reservoir and regulating reservoir
02/19/2014CN203440901U Unidirectional enclosure wall drainpipe member
02/19/2014CN203440900U Drainage system of dry-method red mud storage yard
02/19/2014CN203440899U Sewage lifting device
02/19/2014CN103590479A Novel water supplying and drainage device
02/19/2014CN103590478A Dye paste synthetic reaction device
02/19/2014CN103590461A Deodorization device and device or system applying deodorization device
02/19/2014CN103590460A Sewer plug capable of purifying
02/12/2014EP2696005A1 Rainwater gutter
02/12/2014CN203429779U Sewage lifting equipment for basement
02/12/2014CN203429778U Basement sewage lifting device
02/12/2014CN203429769U Anti-blocking elbow
02/12/2014CN203429768U Ponding leakage-proof device
02/12/2014CN203429766U Automatic drainage system for underground transformer substation
02/12/2014CN203429765U Automatic drainage monitoring system for underground transformer substation
02/12/2014CN203429764U Absorbent fiber permeating tube and drainage device
02/12/2014CN103572827A Novel rainwater precipitating and filtering vertical shaft
02/12/2014CN103572825A Water-saving campus laundry
02/05/2014CN203421406U Cement pipe
02/05/2014CN203420348U Drainage tank and drainage assembly
02/05/2014CN203420347U Inspection well connecting booster
02/05/2014CN203420346U Seepage-proofing cement drainage pipe
02/05/2014CN203420345U Cement composite drainage pipe
02/05/2014CN203420344U System without draining chemical wastewater
01/2014
01/31/2014CA2787426A1 Tracer wire installation devices and methods for trenchless utility replacement
01/29/2014EP2690340A2 Lining hose and method for inspecting a lining hose made from resin-saturated fibrous material
01/29/2014CN102733474B Environmentally-friendly method for additionally supplying water and power for building and system
01/22/2014EP2687643A1 Cover for a surface drainage channel
01/22/2014CN203403503U Drainage system used for top plate of underground garage
01/22/2014CN203403502U Water system ecology water resource recycling system
01/22/2014CN103526819A Drainage pipeline with oval grooves
01/22/2014CN103526818A Wastewater discharge system for texturing equipment
01/22/2014CN102900128B System and method for conveying organic waste
01/15/2014CN203393742U Integrated pipe gallery structure
01/15/2014CN103510610A Shot hole for sewage pipeline temporary detaching and rerouting
01/15/2014CN103510609A Line-changing gate shaft for cutting blasting of sewage pipeline
01/15/2014CN103510608A Shot hole for sewage pipeline detaching and rerouting
01/15/2014CN102966169B Automatic baffle of foundation ditch
01/08/2014EP2682535A2 Pipe joint with reinforced sealing ring, and sealing ring therefor
01/08/2014CN203383319U Water seal well for oily wastewater drainage pipeline
01/08/2014CN203383317U Vertical rainwater pipeline with easiness of settling silt on outer side
01/08/2014CN203383315U Recharging treatment system for concentrated solution produced during membrane treatment of landfill leachate
01/08/2014CN203383314U Temporary drainage device for municipal drainage pipeline repairing
01/08/2014CN102561502B Drain-pipe device of toilet stool
01/01/2014CN203375080U Swirling flow noise reduction flow adjuster pipe
01/01/2014CN203375079U Improved swirling flow noise-reduction rectifier pipe
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