Patents for F04D 3 - Axial-flow pumps (1,557)
01/2004
01/08/2004DE10231479A1 Blutpumpe mit einem Impeller Blood pump with an impeller
01/02/2004EP1375866A2 Inlet bleed heater for heating inlet air to a compressor and methods of fabricating and transporting the heater
01/02/2004EP1374928A1 Blood pump comprising an impeller
01/02/2004EP1374384A1 Piezo-electric drive
01/02/2004EP1372435A1 Pump with axial conduit
01/02/2004EP1372434A1 Membrane deflation in combination with rigid surfaces
01/01/2004US20040001751 Inlet bleed heater for heating inlet air to a compressor and methods of fabricating and transporting the heater
12/2003
12/18/2003WO2003103534A2 Percutaneously introduced blood pump and related methods
12/17/2003EP1208630B1 Device for delivering single-phase or multiphase fluids without altering the properties thereof
12/17/2003CN1462344A Method for controlling position of rotating component which supported by permanent-magnet
12/17/2003CN1462343A Method for controlling assist pump for fluid delivery system with pulsatile pressure
12/11/2003US20030228214 Mixed flow pump
12/11/2003DE20314379U1 Floating solar-powered water irrigation pump has photo-voltaic panel linked to direct current electric motor
11/2003
11/26/2003EP1212516A4 Hydraulic seal for rotary pumps
11/26/2003CN1459141A Piezo-electric device
11/12/2003EP1360416A1 Device for axially conveying fluids
10/2003
10/28/2003US6638011 Rotary pump with exclusively hydrodynamically suspended impeller
10/22/2003EP1354137A2 Method for controlling an assist pump for fluid delivery systems with pulsatile pressure
10/15/2003CN2580149Y Oil submersible screw pump
10/15/2003CN2580148Y Screw pump rotor capable of well flushing detection
10/02/2003US20030187321 Method for adjusting the position of a rotating component which is borne by means of a permanent-magnet
09/2003
09/30/2003US6627174 Stable transport of liquid/gas dispersions
09/30/2003US6626638 Ribbon drive power generation for variable flow conditions
09/25/2003US20030177642 Piezo-electric drive
09/24/2003CN1444701A Sanitary shredder
09/24/2003CN1443638A Method for making rubber-lined stator or screw oil pump
09/24/2003CN1122137C Built in type disrotatory axial pump
09/18/2003WO2003075981A1 Dual inlet mixed-flow blood pump
09/18/2003CA2472088A1 Dual inlet mixed-flow blood pump
09/17/2003CN1442618A Axial flow liquid compression device
09/11/2003US20030167937 Liquid pressing device
09/10/2003CN2572055Y Inflated single screw pump
09/10/2003CN2572054Y Hydraulic screw pump
09/08/2003CA2374989A1 Ventricular assist device comprising a dual inlet hybrid flow blood pump
09/04/2003DE20301041U1 Fluid drive has fluid corrector co-axial with inductor, with at least one correcting vane in supplied flow
09/03/2003CN1439810A Clean hole screw rod pump against sand block
09/03/2003CN1120303C Double driving dirotatory axial flow pump
09/02/2003US6612815 Electrically powered coolant pump
08/2003
08/28/2003WO2003070299A1 Implantable heart assist system
08/28/2003US20030161739 Pump with integral motor and impeller
08/28/2003CA2785934A1 Implantable heart assist system
08/27/2003CN2568845Y Cooler of oil/gas screw hybrid transfer pump
08/26/2003US6610004 Implantable heart assist system and method of applying same
08/21/2003WO2003069250A1 Device for adjusting temperature of rotating body
08/13/2003EP1335134A1 Motor and its blade unit
08/13/2003CN2566016Y Hollow equal thick single screw pump
08/07/2003WO2003064860A1 Ribbon drive power generation for variable flow conditions
08/07/2003US20030147760 Motor and its blade unit
08/07/2003US20030147754 Blood pump
07/2003
07/31/2003WO2003062642A1 Pump with a pump shaft which extends through a drive motor
07/31/2003US20030143082 Floating pump assembly
07/22/2003US6595743 Hydraulic seal for rotary pumps
07/16/2003EP1327780A1 Method and system for pumping liquified construction materials
07/15/2003US6592335 Ribbon drive pumping apparatus and method
07/10/2003WO2003056186A1 Gas pump
07/09/2003CN1429083A Inflatable device with recessed fluid controller and modified adjustment device
07/02/2003CN2558794Y Single-screw pump
06/2003
06/26/2003WO2003052274A1 Method and device for transporting a flowable building material
06/26/2003CA2470340A1 Method and device for transporting a flowable building material
06/24/2003US6582208 Bladeless pump
06/24/2003US6581476 Measuring apparatus
06/12/2003WO2003048579A2 Screw pump for transporting emulsions susceptible to mechanical handling
06/12/2003WO2003038286A3 Mixed flow pump
06/11/2003EP0880631B1 Material outfeeding device for vehicles
06/11/2003CN2555427Y Through hollow rotor screw pump
06/04/2003CN2554393Y Oil production electric submersible screw pump driven in well
06/04/2003CN1421613A Screw pump made of polymer material and ceramic and its manufacture
06/04/2003CN1421612A Combined-stator single-screw pump
05/2003
05/29/2003US20030100816 Paracardial blood pump
05/20/2003US6565315 Rotation device
05/14/2003CN1108457C Pump vane
05/08/2003WO2003038286A2 Mixed flow pump
05/08/2003US20030088147 Implantable heart assist system and method of applying same
05/07/2003CN2549213Y Surface drive unloading spindle of mono-screw rod pump
05/07/2003CN2549212Y Oil producing device of electric oil immersed screw rod pump
04/2003
04/30/2003CN2547915Y Liquid-driving pressure device
04/29/2003US6554584 Inline type pump
04/29/2003CA2262810C A seal device
04/23/2003EP1303703A1 Sanitary shredder
04/23/2003CN1106505C Axial conveyor and loop reactor containing said axial conveyor
04/02/2003CN2542856Y Tension bearing mechanism of electric submersible screw pump
03/2003
03/13/2003WO2002088547A3 Method for controlling an assist pump for fluid delivery systems with pulsatile pressure
03/13/2003US20030049143 Integrated pump
03/04/2003US6527521 Magnetically driven axial-flow pump
03/04/2003US6527520 Ribbon drive pumping with centrifugal contaminant removal
02/2003
02/27/2003US20030039540 Liquid transfer device
02/26/2003EP1284624A2 Inflatable device with recessed fluid controller and modified adjustment device
02/26/2003EP0860046B1 Rotary pump
02/20/2003WO2003014574A1 Floating pump assembly
02/20/2003US20030036318 Jet pump bearing assembly
02/12/2003WO2002088547A2 Method for controlling an assist pump for fluid delivery systems with pulsatile pressure
02/06/2003US20030028208 Safety lancet assembly
02/04/2003US6514053 Motor-driven pump with a plurality of impellers
01/2003
01/28/2003US6511298 Electric motor pump with axial-flow impellers
01/22/2003EP1276520A1 Paracardial blood pump
01/16/2003US20030012675 Equipment with mutually interacting spiral teeth
01/14/2003US6506025 Bladeless pump
01/02/2003US20030002982 Axial-flow type hydraulic machine
01/02/2003EP1270953A1 Axial-flow type hydraulic machine
01/01/2003CN2528978Y Ground driving device for screw oil-well pump
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