Patents
Patents for E03B 5 - Use of pumping plants or installations; Layouts thereof (1,213)
12/2008
12/10/2008CN201162244Y Stainless steel non-negative pressure water supply equipment
12/04/2008US20080295904 Oil filtration system for plural phase power equipment tanks
12/03/2008CN201158837Y Non-suction lift non-negative pressure supercharging and stabilizing water supply equipment
12/03/2008CN201158836Y Pressure-compensating water supply device without additional influence to common ductwork hydraulic pressure
12/03/2008CN101314953A Non-negative pressure unitized water supply equipment
11/2008
11/27/2008DE102008025107A1 Verfahren und Anordnung zur Verhinderung des Überlaufs von Trink-, Betriebs- und/oder Löschwasseranlagen, bei dem Trink-, Betriebs- und/oder Löschwasser in einen Behälter eingeleitet wird Method and apparatus for preventing overflow of drinking, operational and / or fire water systems is introduced in the drinking water, operational and / or fire fighting water in a container
11/26/2008CN201155123Y Sealed type mute pressure-stable water supplier structural device
11/26/2008CN201155122Y Negative-pressure free tap water water-supply installation
11/26/2008CN201155121Y Pneumatic fully-automatic water-supplying device
11/26/2008CN201155120Y Multi-pump linkage energy-saving pneumatic water supply device
11/20/2008US20080283133 Oil balance system and method for compressors connected in series
11/19/2008CN101307612A Water supply facility possessing bidirectional compensation
11/12/2008CN201148637Y Water supply apparatus
11/12/2008CN201148635Y Forced stack pressure non-negative pressure water supply equipment
11/12/2008CN201148634Y Large, small-sized and middle low pressure closed high position telemetering water tanks and multiple exit ports water pump matching apparatus
11/12/2008CN101301519A Fire-fighting water supply equipment controlling cabinet with pressure controlling device
11/12/2008CN101301518A Fire-fighting water supply equipment controlling cabinet with emergency key for opening cabinet door
11/12/2008CN101301517A Fire-fighting water supply equipment controlling cabinet with automatic moistureproof dehumidifier
11/05/2008CN201144435Y Water supply facility for tall building construction
10/2008
10/29/2008CN201141139Y Intelligent box and pump integrated pump station
10/22/2008CN201137174Y Storey water saving system
10/15/2008CN201132974Y Water supply system for large and middle energy conserving rotater
10/09/2008US20080245424 Micro fluid transfer system
10/08/2008CN201128925Y Full-automatic non-negative pressure frequency conversion energy storage emergency water supply facility
10/02/2008US20080236684 Piping System of the Air Supply to a Several Calm Hair Dryer for the Beauty Parlor Shop
10/01/2008CN201125408Y Flow and pressure changeable water supply equipment without negative pressure
09/2008
09/24/2008CN201121347Y Full-automatic amount-variable and voltage-variable non-negative pressure water supply equipment
09/24/2008CN201121346Y Small flow voltage regulation non-negative pressure water supply equipment
09/17/2008CN201116372Y Frequency conversion constant pressure water supply equipment
09/17/2008CN100419172C High-efficient frequency-variable and speed-adjusting water supplying method with total flow and supplying apparatus thereof
09/03/2008CN201109918Y Full-automatic non negative pressure supply equipment
09/03/2008CN101255708A Voltage-compensating water supply installation and method without additional infection of common ductwork hydraulic pressure
09/03/2008CN101255707A Automatic intellectual water system
08/2008
08/27/2008CN201106182Y Full-automatic ductwork directly-joining non negative pressure supply equipment
08/20/2008CN201103140Y Countryside domestic water automatic supply system
08/20/2008CN101245605A Non-negative pressure water service system
08/13/2008CN201099880Y Mute pressurized water-feeder improvement
08/13/2008CN101240556A Water supply equilibration adjusting method and device for circulating water system
07/2008
07/30/2008CN201092664Y Secondary water supply facility in main-water ductwork
07/24/2008US20080173356 Hydraulic fluid dehydration system and method including pre-heating
07/23/2008CN201089971Y Mobile toilet
07/23/2008CN201089955Y Living water, constant pressure fire-fighting supply equipment
07/23/2008CN201089954Y Automatic heft water supply facility
07/23/2008CN101225749A Method for supplying water with high voltage in cold area long and large tunnel
07/16/2008CN201087445Y Non-negative pressure water supply equipment
07/16/2008CN201087442Y Household dual-purpose automatic water supply supercharger
07/16/2008CN201087441Y Relay pressurization non-negative pressure secondary water supply equipment for super high-rise building
07/16/2008CN101220606A Dual-control intelligent laminating water service system
07/16/2008CN101220605A Automatic relay water supply equipment control system for super high-rise and control method
07/10/2008CA2574075A1 Auxiliary water supply for a building
07/02/2008CN201080623Y Full-automatic negative-pressure free energy-saving water-supply installation
07/02/2008CN201080622Y Negative-pressure free water supply system
06/2008
06/25/2008CN201078006Y Digitisation water pool pipe network stacking water-supply installation
06/25/2008CN201078005Y Tall building pipe network overlying water-supply installation
06/11/2008CN201071523Y Non-negative pressure water supply equipment for pump in tank
06/11/2008CN201071521Y Non-negative pressure water supply equipment for standby waterhead of self-drilled well
06/04/2008CN101191584A Fast drought-resisting flood-proof method
05/2008
05/28/2008CN101187215A Full-automatic current limiting type negative pressure-free pipe network Pressure-superposed water supply equipment
05/14/2008CN201058999Y Relay type non-negative pressure waterworks
05/14/2008CN201058998Y High-building relay type non-negative pressure frequency-changing waterworks
05/07/2008CN201056718Y Intelligent layered self-adapting water supply system for high building pipeline
04/2008
04/30/2008CN201053131Y Negative pressure free water supplying device for household using and fire fighting
04/23/2008EP1913257A1 Pump device
04/23/2008CN201050086Y Negative pressure free water tank frequency conversion water supplying system
04/09/2008CN201045199Y Pipe network non-negative-pressure stacked pressure increase water supply facility
04/09/2008CN201045198Y Non negative-pressure water-supply installation
04/02/2008CN201043277Y Unattended intelligent automatic control water supply facility
03/2008
03/26/2008CN201040857Y Water-supplying device with bidirectional compensation
03/26/2008CN201040855Y Water-supplying compensation equipment with inflating bottle
03/26/2008CN201040854Y Full-automatic frequency conversion constant-voltage water-supping device
03/05/2008CN201031408Y Integrated intelligent box type pipe network overlying pushing water-supply installation
02/2008
02/27/2008CN201027323Y Catchment distant range conveying system at river debouchment
02/20/2008CN201024441Y Pipe variable type direct pressurization water-supply apparatus
02/20/2008CN201024440Y Mute pressurizing pump and non-negative pressure water supply equipment
02/20/2008CN201024439Y Multifunctional full-automatic non-negative pressure water supply apparatus
02/20/2008CN201024438Y Superposed pipe pressurizing water supply device
02/07/2008WO2008016569A2 Methods and apparatus for insitu analysis of gases in electronic device fabrication systems
01/2008
01/31/2008US20080022751 Methods and apparatus for insitu analysis of gases in electronic device fabrication systems
01/23/2008CN201010931Y Totally enclosed non-negative pressure supercharging water supply equipment
01/23/2008CN201010930Y Direct connection type variable-frequency water supply equipment
01/23/2008CN201010928Y Pressure-constant type network pressure-superposed water supply facility
01/23/2008CN201010927Y Totally-enclosed energy-saving pump station
01/23/2008CN101109185A Environment-protecting energy-saving full-automatic water supply equipment
01/09/2008CN100360789C Fuel feed apparatus having sub-tank and jet nozzle
01/02/2008CN200999357Y Automatic frequency-changing pressure-sustaining water-feeding equipment against electrical grid fluctuation
01/02/2008CN101096855A Water source automatic switchover device
12/2007
12/27/2007WO2007149390A2 Dual hose showerhead
12/26/2007CN101092821A Pot with no negative pressure
12/18/2007US7308906 Multi-story water distribution system
12/12/2007CN200988978Y Constant pressure water supply device
12/12/2007CN101086168A Pipe variable type direct pressurization water-supply apparatus
12/06/2007WO2007137927A1 Pump device
12/05/2007CN101082219A Converter, cabinet type water-service installation
11/2007
11/29/2007WO2007134454A1 Method and apparatus for controlling a relay pumping setup
11/29/2007CA2652993A1 Method and apparatus for controlling a relay pumping setup
11/22/2007US20070267352 Method and system for filtering sediment-bearing fluids
10/2007
10/31/2007CN200967972Y Landscape type water supply apparatus
10/31/2007CN200967971Y Integrated intelligent mute pipe network overlying feed water equipment
10/31/2007CN200967970Y Nonvacuum pot
10/31/2007CN101063311A Buried type stacked-pressing non-negative-pressure life fire-fighting common feed water equipment
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