| Patents for E03B 7 - Water main or service pipe systems (5,081) |
|---|
| 01/16/2013 | CN102877509A Water injection-type water supply device |
| 01/16/2013 | CN102877508A Silent type pressure-superposed water supply equipment |
| 01/16/2013 | CN102877507A Direct drinking type pressure multiplying water supply device |
| 01/16/2013 | CN102345308B Constant-pressure variable integrated no-negative-pressure water supply equipment |
| 01/10/2013 | DE102012106088A1 Partikelabscheider Particle |
| 01/09/2013 | EP2543779A2 A water mixing system, a sanitary fitting, a bath filling system and a system for selectively introducing an additive into a water stream |
| 01/09/2013 | DE202011106504U1 Dichtungsvorrichtung für Wellrohre Sealing device for corrugated pipes |
| 01/09/2013 | CN202658664U Intelligent automatic water supply system |
| 01/09/2013 | CN102864820A Novel water supply device |
| 01/09/2013 | CN102864817A Running water deicing device |
| 01/09/2013 | CN102864816A Alternate-replacement gas-lift water supply unit |
| 01/09/2013 | CN102864815A Water supplying system |
| 01/09/2013 | CN102864814A Integrated energy-saving intake distribution device and water distribution method thereof |
| 01/08/2013 | DE202011105910U1 Gebäudewassersicherheitseinrichtung Building water safety device |
| 01/03/2013 | WO2013002211A1 Self-power generation type pipe sensor, disaster detection system, and self-power generation type pipe attachment device |
| 01/03/2013 | WO2013002094A1 Method for designing corrugated steel sheet, and corrugated steel sheet pipe |
| 01/03/2013 | WO2013001112A1 Hydraulic turbine control device |
| 01/03/2013 | WO2013000824A1 Valve unit for controlling ventilation or reverse flow |
| 01/03/2013 | WO2013000823A1 Frost-resistant external wall valve for low temperatures |
| 01/03/2013 | DE102011106177A1 Temperaturregelung eines Zirkulationsfluidsystems durch thermo-optimierten Betrieb einer Zirkulationspumpe Temperature control of a fluid circulation system by thermo-optimized operation of a circulation pump |
| 01/02/2013 | CN202644652U Automatic water supply system for workshop |
| 01/02/2013 | CN202644650U Negative-pressure-free water supply equipment with microwave heating device |
| 01/02/2013 | CN202644648U Drinking water pipe network pressurizing and pipe network forcing backwater cycling sterilization processing device |
| 01/02/2013 | CN202644647U Automatic sucking air pressure water supply equipment |
| 01/02/2013 | CN202644646U Annular-pressure connection thin-wall metal pipeline system |
| 01/02/2013 | CN202644645U Water supply device with high area and low area interconnected |
| 01/02/2013 | CN202644643U Non-negative pressure water supply system |
| 01/02/2013 | CN202644642U Water pressure regulating device |
| 01/02/2013 | CN102852194A Constant-pressure water supply system and method without negative pressure |
| 01/02/2013 | CN102852192A Urban water-supply system |
| 01/02/2013 | CN102852191A Water supply system for building |
| 01/02/2013 | CN102852189A Totally closed negative-pressure-free additive pressure water supply device |
| 12/27/2012 | WO2012128605A3 Improvements to system for using whitewater and soapy water in places of residence |
| 12/27/2012 | US20120325343 Method and apparatus for dehumidifying atmospheric moisture and purifying same |
| 12/27/2012 | US20120325342 Water Filtration System |
| 12/26/2012 | EP2538122A1 Multipurpose valve assembly |
| 12/26/2012 | EP2536885A1 Water connection arrangement with attachment unit |
| 12/26/2012 | CN202627083U Energy-storing and water-storing negative-pressure-free water supply device |
| 12/26/2012 | CN202627078U One-way pressure-supplementing towers for water delivery system |
| 12/26/2012 | CN202627074U Tank type vector negative pressure-free water supply equipment |
| 12/26/2012 | CN202627072U Anti-freezing instrument for tap water pipe |
| 12/26/2012 | CN202627071U Anti-freezing water valve |
| 12/19/2012 | EP2534315A1 Antifreeze device for dispensing water |
| 12/19/2012 | CN202612745U Pressure release valve of fire annihilator pipe |
| 12/19/2012 | CN202610887U Wind and electric integrated water supply system for high-rise building |
| 12/19/2012 | CN202610878U Non-negative-pressure water supply device with heat heating device |
| 12/19/2012 | CN102828543A Spare pipeline system for cooling water |
| 12/19/2012 | CN102828542A Novel tap water pipeline pressurizing device |
| 12/13/2012 | WO2012167861A1 Device for handling a liquid medium |
| 12/12/2012 | CN202597818U Outer-flow inner-pressure sliding valve core automatic water stop |
| 12/12/2012 | CN202595816U Intelligent negative-pressure-free frequency conversion constant-voltage water supply system |
| 12/12/2012 | CN202595815U Novel water supply device |
| 12/12/2012 | CN202595813U Water tank with water flowing device |
| 12/12/2012 | CN202595812U Intelligent water supply equipment |
| 12/12/2012 | CN202595809U Bidirectional boosting water supply device |
| 12/12/2012 | CN202595804U 90-Degree bent pipe fitting |
| 12/12/2012 | CN202595803U Pressure-stable water supply system used for make-up room |
| 12/12/2012 | CN202595802U Water supply system |
| 12/12/2012 | CN202595801U Water source well mouth closed supercharging device |
| 12/12/2012 | CN202595800U Lubricating and water spraying backwashing pipeline system of slide channel inner wall of water entertainment equipment |
| 12/12/2012 | CN202595794U Closed pressure-superposed water supply system for well group |
| 12/12/2012 | CN102818050A Water-saving water faucet |
| 12/12/2012 | CN102817397A Long-distance large-pipe diameter underground water conveying main pipe system |
| 12/12/2012 | CN102071727B Reuse technology for photovoltaic ultrapure water wastewater and dual-pipeline water supply device |
| 12/12/2012 | CN101484691B An apparatus and a method for regulation of the energy potential in a fluid column located within a pipeline |
| 12/05/2012 | EP2530210A1 Water handling device |
| 12/05/2012 | CN202579217U Intelligent dual-control energy-saving device |
| 12/05/2012 | CN202577653U Novel wall |
| 12/05/2012 | CN202577464U Negative-pressure-free network stacking pressure water supply equipment |
| 12/05/2012 | CN202577456U Water pipe antifreezing device |
| 12/05/2012 | CN202577455U Device for supplying water for coking wastewater pool |
| 12/05/2012 | CN202577454U Dual water supply device |
| 12/05/2012 | CN202577453U Water pressure detecting system of city pipe network |
| 12/05/2012 | CN102808436A Deformed pipe trench structure of power plant circulating water |
| 11/29/2012 | WO2012025109A3 Method for controlling the animal watering water supply for a pipeline and for sanitizing by flushing, cleaning, and disinfecting pipelines, in particular animal watering lines |
| 11/29/2012 | US20120298594 Liquid flow control and beverage preparation apparatuses, methods and systems |
| 11/28/2012 | EP2527543A1 Systems and methods for controlling flushing apparatus and related interfaces |
| 11/28/2012 | CN202559437U Single-pump multi-unit water distribution system |
| 11/28/2012 | CN202559432U Anti-freezing water receiving pipe |
| 11/28/2012 | CN202559431U Railway carriage winter toilet sewer anti-blocking device |
| 11/28/2012 | CN202559430U A non-resistance anti-negative pressure module |
| 11/28/2012 | CN202559351U Surge shaft impedance hole cantilever anchor supporting device |
| 11/28/2012 | CN102803623A Pressure relief apparatus for hydropneumatic vessel |
| 11/28/2012 | CN102797278A Non-negative-pressure water supply equipment with silent pipes |
| 11/28/2012 | CN102191795B Capsule-type pressurization water-taking device |
| 11/28/2012 | CN101855386B Method of water-carrying components made from brass alloys which release reduced quantities of metal ions |
| 11/27/2012 | US8316883 Water faucet temperature gauge and display |
| 11/27/2012 | CA2741889A1 Systems and methods for controlling flushing apparatus and related interfaces |
| 11/23/2012 | DE202012102881U1 Hygienespülvorrichtung Hygienespülvorrichtung |
| 11/22/2012 | DE102011101789A1 Continuous flow controller for use in drain of sanitary drain valve for controlling flow of liquid, has valve body deformed under pressure of medium so that valve body is moved from open position into closed position against restoring force |
| 11/21/2012 | CN202545097U Power-generation pressure reducing system |
| 11/21/2012 | CN202544032U Box type non-negative pressure pipe network superposed water supply device |
| 11/21/2012 | CN202544031U Negative-pressure-free apparatus |
| 11/21/2012 | CN202544028U Water-saving environmental-friendly type pool water inlet control device |
| 11/21/2012 | CN202544026U Pipeline type water drinking device |
| 11/21/2012 | CN202544025U Automatic water supplying device |
| 11/21/2012 | CN202544024U Water pressure control device automatically adoptive to water source pressure |
| 11/21/2012 | CN202544023U Mechanism for secondary supercharged water supply equipment |
| 11/19/2012 | CA2777302A1 Apparatus for visual identification of valves in multi valve distribution and transmission systems |
| 11/15/2012 | WO2012153724A1 Three-way valve and water supply apparatus |