Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04D - Non-positive-displacement pumps › F04D 13 - Pumping installations or systems
Patents for F04D 13 - Pumping installations or systems (12,375)
12/2003
12/03/2003CN2589700Y Air-operated pump
12/03/2003CN2589699Y Mechanical sealed overhead screw pump driving device
12/02/2003US6655932 Pressure impacted cooling and lubrication unit
12/02/2003US6655930 Insulation means for a centrifugal pump
12/02/2003US6655914 Casing cover and pump device
12/02/2003CA2271833C Bearing and seal-free blood pump
11/2003
11/27/2003WO2003098778A1 Electric motor for use as a pump motor and corresponding pump
11/26/2003EP1365157A1 Monodirectional impeller for centrifugal electric pump having a permanent-magnet synchronous motor
11/26/2003EP1212516A4 Hydraulic seal for rotary pumps
11/26/2003CN1459141A Piezo-electric device
11/25/2003US6651598 Cooling system for vehicles
11/20/2003WO2003095842A1 Driving motor, especially for a pump
11/20/2003WO2003095832A1 Self contained pump electrical equipment power supply
11/20/2003US20030215343 Centrifugal pump with integrated motor
11/19/2003EP1210520B1 Magnetically driven pump
11/19/2003EP1169550A4 Pump assembly and related components
11/19/2003EP0925451B1 Implantable electric axial-flow blood pump with blood-cooled bearing
11/19/2003CN2586832Y Submerged motor
11/19/2003CN2586831Y Multi-stage centrifugal water wheel booster pump
11/18/2003US6649055 Pump station for radioactive waste water
11/18/2003CA2249081C Liquid petroleum gas submersible electric motor driven pump and drive coupling therefor
11/13/2003US20030210993 Self contained pump electrical equipment power supply
11/13/2003US20030210991 Fuel transfer pump
11/13/2003DE20312292U1 Flow machine, especially centrifugal pump, with magnetic coupling drive has hysteresis coupling between drive motor in form of asynchronous three-phase motor and flow machine
11/12/2003EP1361368A2 Electric pump cooling system
11/12/2003EP1360416A1 Device for axially conveying fluids
11/12/2003CN1455501A Fuel pump of compact structure for use in high torque
11/12/2003CN1455118A Water pump
11/05/2003EP1147318B1 Power driven device with centrifugal fluid circulation, such as a motor pump or a motor compressor
11/05/2003EP0840835B1 Improvements in deep well pumping apparatus
11/05/2003CN2584884Y Discharge stripping oil-submersible pump
11/05/2003CN2584883Y Submerged electric pump with magnetic repulsion anti-drag energy-saving device
11/04/2003US6641378 Pump with electrodynamically supported impeller
10/2003
10/30/2003WO2003089788A1 Centrifugal pump with switched reluctance motor drive
10/30/2003US20030202893 Fuel pump for high torque in compact structure
10/30/2003US20030202884 Composite liquid pumping equipment
10/30/2003CA2478349A1 Centrifugal pump with switched reluctance motor drive
10/29/2003EP1357297A1 Electric motor driven centrifugal pump unit
10/29/2003EP1214773B1 Alternating current electric motor
10/29/2003CN2583404Y Hydroenergy power machine
10/29/2003CN2583403Y Submersible pump
10/29/2003CN2583402Y Double absorption midle-opening centrifugal pump
10/29/2003CN1451346A Vortex bath tub
10/29/2003CN1125923C Feed pump
10/28/2003US6638011 Rotary pump with exclusively hydrodynamically suspended impeller
10/23/2003US20030198563 Centrifugal pump with switched reluctance motor drive
10/23/2003US20030196863 Drive member for a water pump of the cooling-water circuit of an internal combustion engine and frictional shift clutch
10/23/2003US20030196260 Whirlpool bathtub
10/22/2003EP1354578A1 A whirlpool bathtub
10/22/2003EP1354137A2 Method for controlling an assist pump for fluid delivery systems with pulsatile pressure
10/22/2003CN1450269A 洗涤流体泵 Washing fluid pump
10/21/2003US6634854 Machinery unit with integrated heat barrier
10/21/2003US6634432 Fire fighting installation including a constant power pump unit
10/21/2003CA2312085C Cooling means for the motor of a turbocompressor
10/16/2003US20030193252 Combination magnetic radial and thrust bearing
10/16/2003US20030192697 Isolation container for a downhole electric pump
10/15/2003EP1353072A1 Washing fluid pump
10/15/2003EP1353051A2 Device for controlling the actuating shaft of means for recirculating a cooling fluid in vehicle engines
10/15/2003EP1352461A1 Canned motor and canned motor pump
10/15/2003EP0983630B1 Device for transmitting motion between the rotor of a synchronous permanent-magnet motor and a working part, said device having an increased free rotation angle
10/15/2003EP0897476B1 Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method
10/15/2003CN2580151Y Amphibious pump
10/15/2003CN2580150Y Combined mixed transport pump
10/14/2003US6632075 Sealing and cooling device
10/09/2003WO2003083312A1 Centrifugal pump with reverse rotation protection integrated on the impeller blade
10/09/2003WO2003083311A2 Motor pump
10/09/2003WO2003082790A1 Transporting method and transporting facility for easily polimerizable material
10/09/2003US20030190243 Liquid-tight electrical entry system with integral ground tab, particular to submersible pumps
10/09/2003US20030188772 Washing fluid pump
10/09/2003US20030188414 Motor shaft assembly and method
10/09/2003DE20305281U1 Fluid cooling of electronics is provided by circulating pump that has integral electrical motor
10/09/2003CA2445635A1 Centrifugal pump with reverse rotation protection integrated on the impeller blade
10/09/2003CA2421647A1 Washing fluid pump
10/08/2003CN2578576Y Submersible pump for unloading oil and clearing cabin
10/08/2003CN2578575Y Submersible electric pump without pipe
10/08/2003CN2578574Y Fish-like submersible electric pump
10/08/2003CN2578573Y Cased submerged electric pump
10/08/2003CN2578572Y Submersible pumps
10/08/2003CN2578571Y Water pump-generator
10/02/2003WO2003081051A1 Pump
10/02/2003US20030187321 Method for adjusting the position of a rotating component which is borne by means of a permanent-magnet
10/02/2003US20030185693 Fuel pump having brushes and method of manufacturing the same
10/02/2003US20030185677 Automobile water pump with permanent magnetic coupling
10/01/2003CN2577010Y Hanging type submerged water pump for fire control
10/01/2003CN2577009Y Filling pump
10/01/2003CN1122760C Device for transferring fluid between two successive stages multistage centrifugal turbomachine
09/2003
09/30/2003US6626644 Magnetically levitated pump and controlling circuit
09/30/2003US6626578 Rotary pump with bearing wear indicator
09/25/2003WO2003078844A2 Pump system with vacuum source
09/25/2003US20030177642 Piezo-electric drive
09/25/2003CA2479435A1 Pump system with vacuum source
09/24/2003EP1347184A1 Rotary pump with bearing wear indicator
09/24/2003EP1347178A1 Easily cleanable centrifugal pump
09/24/2003EP1346458A1 Mechanical drive system operating by magnetic force
09/24/2003CN2575334Y Electric blowing machine for blast furnace
09/24/2003CN1444702A Magnet pump
09/24/2003CN1444030A Rotary pump with bearing wear indicator
09/24/2003CN1443944A Speed-reducing device for pipe or down-hole
09/24/2003CN1122137C Built in type disrotatory axial pump
09/23/2003US6623475 Blood pump without bearing
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