| Patents for E03B 5 - Use of pumping plants or installations; Layouts thereof (1,213) |
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| 10/24/2007 | CN200964604Y Water tank integrated network pressure-superposition water-supply apparatus |
| 10/24/2007 | CN200964603Y Network pressure-superposition water-supply apparatus |
| 10/17/2007 | CN101054810A Tap water supply system for countryside family |
| 10/10/2007 | CN101050636A Digital constant pressure water supply and energy saving device |
| 10/03/2007 | CN101046102A No-negative pressure water supplier for both domestic use and fire fighting |
| 09/26/2007 | CN200952149Y Environment protection energy-saving full automatic water supply equipment |
| 09/12/2007 | EP1485181B1 Self-cleaning fluid filter system |
| 09/12/2007 | CN200946287Y Canal type mute water-supply apparatus |
| 09/12/2007 | CN101035595A Pump system including host and satellite pumps |
| 09/12/2007 | CN101033618A Dual-purpose non negative pressure water supply equipment for living and fire-fighting using city planning ductwork residual pressure |
| 09/05/2007 | CN101029498A Laminated water supplier of integrated intelligent cased pipe network |
| 08/29/2007 | CN200940275Y Improved pipe network over-laying type water supply equipment |
| 08/15/2007 | CN2934371Y Submersible pump superposed pressure steady flow water-supply device |
| 08/15/2007 | CN2934370Y Submersible pump package shell type superposed pressure water-supply device |
| 08/15/2007 | CN2934369Y Submersible pump package shell type superposed pressure steady flow water-supply device ( vertical type) |
| 08/15/2007 | CN2934368Y Submersible pump package shell type superposed pressure steady flow water-supply device (horizontal type) |
| 08/08/2007 | CN2931585Y Constant-voltage frequency conversion silencing pump-in-tube water feeding equipment |
| 08/08/2007 | CN101012658A Town life water saving circulation network |
| 08/08/2007 | CN101012657A Pressure superposition water supply system for pressure-continuous type pipe network |
| 08/08/2007 | CN101012642A Bank side seawater delivery equipment directly climbing roads steply by natural force |
| 08/01/2007 | CN2928968Y Novel integrated silence no-negative pressure over pressure water supply device |
| 08/01/2007 | CN2928967Y No negative pressure stable flow water supply device |
| 07/25/2007 | CN101006231A Integrated water supply system for multi-floor buildings |
| 07/18/2007 | CN2923838Y External negative-pressure-free automatic waster-feeding apparatus |
| 07/11/2007 | CN2921113Y High-building pipe network pressurizing district water supply device |
| 07/11/2007 | CN2921112Y Non-tower running water machine |
| 07/10/2007 | US7241382 Method and system for filtering sediment-bearing fluids |
| 07/04/2007 | CN2918546Y Well using frequency-changing full-automatic tower-free water supply equipment |
| 06/20/2007 | EP0938361B1 Water purifier |
| 06/14/2007 | DE102006025762B3 Pumping device for delivery of medium to be pumped, has motor which can be connected with pump by torque-transmission means, which penetrates over the side of bore pipe work |
| 06/06/2007 | CN1974958A Intelligent pressure regulating water supply controlling method |
| 05/23/2007 | CN2903197Y Water tower water supplying auto controlling apparatus |
| 05/23/2007 | CN2903195Y Suspension arm type silent nonload pressure overlay pressing water supplying equipment |
| 05/23/2007 | CN2903190Y Pllution-free sterilizing type pipe net overlay pressing water supplying equipment |
| 05/16/2007 | CN2900633Y No-sucking stroke overlapping frequency changing constant pressure automatic water supply device |
| 05/09/2007 | CN2898114Y On-line pressurized water supplier for automatically simulating float valve water intake |
| 05/09/2007 | CN1958973A Structure improved compression water carriage equipment with constant pressure control valve in pressing-maintaining type |
| 05/02/2007 | CN2895532Y Fully-automatic water-supplying device |
| 04/18/2007 | EP1773458A1 Pump system including host and satellite pumps |
| 04/18/2007 | CN1948641A City stairstep constant pressure water supply equipment and method |
| 04/18/2007 | CN1948640A Tap water pipe line pressurization pump |
| 04/11/2007 | CN2887965Y Multi-outlet long-distance water supply device |
| 04/04/2007 | CN2885946Y Built-in mute non-vacuum pressure-superposed water supply device |
| 04/04/2007 | CN1940189A Water-inlet pressure pretreatment of direct running-water pipeline pressurizer |
| 03/07/2007 | CN2876193Y Multipipe combined water pumping device |
| 02/28/2007 | CN1301775C Self-cleaning fluid filter system |
| 02/14/2007 | CN2869144Y No-water-retaining type well water automatic supply device |
| 02/01/2007 | WO2007012420A1 Pump device |
| 01/31/2007 | CN1904236A Pipe network superimposing pressure automatic water supply equipment |
| 12/28/2006 | US20060289071 Apparatus for conveying gases to and from a chamber |
| 12/14/2006 | US20060278282 Vacuum unit and method for producing a filter for a vacuum unit |
| 12/06/2006 | CN2844233Y Household automatic water supplier in countryside |
| 11/28/2006 | US7140389 Vacuum producing device |
| 11/22/2006 | CN2839389Y Mechanical-electrical integral full automatic non-negative pressure water supply equipment |
| 11/01/2006 | CN2832926Y Full-automatic double-control water supply without cistern |
| 10/11/2006 | CN2825759Y Automatic water supply apparatus for tap water in countryside |
| 10/10/2006 | US7118357 Water supply system |
| 10/05/2006 | DE19742799B4 Automatische Anpassung des Stellbereiches eines Druckregelkreises in Mehrpumpenanlagen Automatic adjustment of the control range of a pressure control loop in multi-pump systems |
| 09/21/2006 | US20060207653 Method and apparatus for transferring and collecting waste material |
| 09/06/2006 | CN1827929A Water saving facility for clean vegetable plant |
| 09/05/2006 | US7101155 vacuum pump unit with an inlet connectable with an outlet for exhausting gas; pumping gas from the chamber to the pump inlet using the vacuum pump unit, then allowing gas to be evacuated from the pump outlet to the chamber to reduce pressure |
| 08/23/2006 | CN1271289C Water-saving device for stool flush |
| 08/16/2006 | CN1818237A High-efficient frequency-variable and speed-adjusting water supplying method with total flow and supplying apparatus thereof |
| 08/16/2006 | CN1818236A Drinking water supplier and supplying method in mountain area |
| 07/18/2006 | US7077160 Water pressure pump |
| 05/30/2006 | US7052243 Pressure regulating valve |
| 03/29/2006 | EP1640510A1 Well |
| 03/29/2006 | CN1752359A Water feeding device and frequency changer |
| 03/21/2006 | US7013915 Fluid delivery device |
| 03/07/2006 | US7007679 Fuel feed apparatus having sub-tank and jet nozzle |
| 02/22/2006 | CN2760120Y Auto-suction pump combined water supplying device |
| 02/18/2006 | CA2476483A1 Water pressure pump |
| 02/09/2006 | CA2571604A1 Pump system including host and satellite pumps |
| 02/01/2006 | CN1239791C Percolation water intaking method of new engineering structure |
| 01/26/2006 | US20060016485 Fuel tank unit |
| 01/24/2006 | US6988506 Fluid transfer system |
| 01/24/2006 | CA2428768C Surge check unit for a liquid distribution system |
| 12/21/2005 | CN2747283Y Experiment equipment for imitating constent pressure water supply system |
| 12/08/2005 | WO2005116350A1 Integrated water supply system for multi-floor buildings |
| 11/22/2005 | CA2345995C Method of water distribution and apparatus therefor |
| 10/06/2005 | DE102004004347A1 Gravity operated apparatus for transporting ground water to an upper level comprises a collector cylinder and a floating piston with a container for rain water or snow entering at an upper level |
| 09/29/2005 | DE202005008033U1 Suction float device to remove fluids from a container consists of cylindrical flexible suction sock able to act in desired water layer |
| 09/15/2005 | DE102005008726A1 Kraftstoffförderungsgerät mit einem Nebenbehälter und einer Strahldüse Fuel delivery device with a sub-tank and a jet nozzle |
| 09/13/2005 | CA2269967C Utilities container |
| 09/01/2005 | US20050189020 Fuel feed apparatus having sub-tank and jet nozzle |
| 08/31/2005 | CN1661224A Fuel feed apparatus having sub-tank and jet nozzle |
| 08/25/2005 | US20050183773 Multi-story water distribution system |
| 08/09/2005 | CA2097970C Water supply pressure control apparatus |
| 07/27/2005 | CN1644812A Watersupply apparatus in high rising building and hydraulic pressure cylinder concerned |
| 07/21/2005 | DE202005005868U1 Electric borehole pump assembly, especially for water, has projecting balls in the walls of the cylinder and support to lock the pump at the required level in the casing |
| 06/30/2005 | US20050139531 Method and system for filtering sediment-bearing fluids |
| 06/29/2005 | CN1633322A Self-cleaning fluid filter system |
| 06/02/2005 | US20050118031 Pressure regulating valve |
| 04/06/2005 | CN2690458Y Water supply device for high building |
| 01/19/2005 | CN2672380Y High pressure well head |
| 01/18/2005 | US6844094 Decreased electric power consumption and which can make it easy to discharge the produced water to drive the fuel cell in an adequate manner |
| 12/15/2004 | EP1485181A2 Self-cleaning fluid filter system |
| 12/15/2004 | CN2663531Y Overrunning-proof energy-saving device of middle booster pump station |
| 12/15/2004 | CN2663530Y Multipurpose environmental protection full-automatic water supply installation |
| 12/08/2004 | CN2661783Y Flow control non-negative pressure water supply system |