| Patents for F04F 5 - Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow (4,425) |
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| 04/07/2004 | CN1486943A Jetting Roots aeration machine |
| 04/01/2004 | US20040060996 Atomizer device and method for the production of a liquid-gas mixture |
| 03/31/2004 | EP1401625A2 Pump fluid pipe for an ejector pump and two methods for producing said pump fluid pipe |
| 03/31/2004 | CN1485545A Air water tandem injection vacuum pump horizontal unit |
| 03/25/2004 | US20040057839 Method and apparatus for remediation and prevention of fouling of recirculating water systems by detritus and other debris |
| 03/25/2004 | US20040055326 Ejector cycle having compressor |
| 03/24/2004 | EP1399014A2 Animal bathing system |
| 03/24/2004 | CN1143076C Supersonic coherent gas jet for providing gas into liquid |
| 03/23/2004 | US6708709 Method of regulating a steam injector |
| 03/18/2004 | WO2004022981A1 Operating method for a well jet device in horizontal well testing and development and well jet device for carrying out said method |
| 03/18/2004 | US20040052709 Removal, scrubbing vapors; air pollution control |
| 03/18/2004 | US20040052656 Vapor compression refrigeration system |
| 03/18/2004 | US20040052655 Wine must and pomace pump |
| 03/18/2004 | US20040052646 Method for adjusting flow rate exhausted into a vacuum generator and vacuum generator with adjustable flow rate |
| 03/18/2004 | US20040050438 Back flow preventing eductor |
| 03/16/2004 | US6706438 Fluid supply device for fuel cell |
| 03/11/2004 | DE19812275B4 Transportvorrichtung Transport device |
| 03/10/2004 | CN2606277Y Jet cooker hood |
| 03/09/2004 | US6701960 Double cone for generation of a pressure difference |
| 03/04/2004 | WO2004018864A1 Suction jet pump |
| 02/26/2004 | WO2004016953A1 Hose-end chemical delivery system |
| 02/26/2004 | WO2004016946A2 Wine must and pomace pump |
| 02/26/2004 | WO2003036011A3 Hydraulic pump for extracting fluids from wells |
| 02/19/2004 | DE10237417A1 Visco-hydraulic controlled oil sump pump for internal combustion engine has suction jet pump which sucks oil from region of crankcase acting as oil sump buffer |
| 02/12/2004 | WO2004012867A2 Gas eductors and gas educators flotation separators |
| 02/12/2004 | CA2494201A1 Gas eductors and gas eductors flotation separators |
| 02/11/2004 | EP1387963A2 Hydraulic pump nozzle and method of use |
| 02/11/2004 | CN2603128Y Domestic water utilizing device |
| 02/11/2004 | CN1138074C Vacuum nozzle pulsation preventing structure |
| 02/05/2004 | DE10333535A1 Ejector circuit with steam compressor, conveying heat from a lower temperature side to a higher temperature side |
| 02/04/2004 | CN2602205Y High performance steam-jet vacuum pump |
| 02/03/2004 | US6685439 Hydraulic jet pump |
| 02/03/2004 | CA2121029C Method of driving a turbine in rotation by means of a jet device |
| 02/03/2004 | CA2084842C Process and apparatus for generating a vacuum |
| 01/29/2004 | WO2004010006A1 Recirculating jet pump and method of moving material |
| 01/29/2004 | DE10231218A1 Zerstäubungseinrichtung und Verfahren zur Erzeugung eines Flüssigkeit-Gas Gemisches Atomizing device and method for producing a liquid-gas mixture |
| 01/29/2004 | CA2493936A1 Recirculating jet pump and method of moving material |
| 01/28/2004 | EP1384898A1 Separating arrangement for treatment of fluids |
| 01/28/2004 | CN1470821A Injector with throttle controllable nozzle and injection circulation using same |
| 01/28/2004 | CN1136396C Vacuum generating equipment |
| 01/27/2004 | US6682313 Compressed air powered pump priming system |
| 01/27/2004 | US6682311 Pneumatic driving device for micro fluids wherein fluid pumping is governed by the control of the flow and direction of incident plural gas streams |
| 01/27/2004 | US6682002 Ejector |
| 01/22/2004 | WO2004007971A1 Tiquid/gas jet device |
| 01/22/2004 | WO2002057061A3 Pump fluid pipe for an ejector pump and two methods for producing said pump fluid pipe |
| 01/22/2004 | US20040013535 Recirculating jet pump and method of moving material |
| 01/22/2004 | US20040013534 Recirculating jet pump and method of moving material |
| 01/22/2004 | DE10330103A1 Ejektorpumpe mit drosselbarer Düse und diese benutzender Ejektorkreis Ejector with drosselbarer nozzle and ejector circuit-use this |
| 01/22/2004 | DE10229801A1 Saugstrahlpumpe Eductor |
| 01/21/2004 | EP1381778A2 Ejector pump and a method for producing a nozzle for an ejector pump |
| 01/21/2004 | CN2600632Y Pipeline liquid filling device |
| 01/15/2004 | WO2004005691A1 Fluid mixing venturi |
| 01/15/2004 | US20040007013 Ejector with throttle controllable nozzle and ejector cycle using the same |
| 01/14/2004 | EP1380348A2 Spraying apparatus and method for generating a liquid-gas mixture |
| 01/07/2004 | EP1378670A2 Ejector pump |
| 01/07/2004 | CN2597728Y Anti-dewing high-temp gas evacuating device |
| 01/06/2004 | US6672828 Vacuum pump |
| 01/06/2004 | US6672069 Method and device for increasing the pressure of a gas |
| 01/02/2004 | EP1208304B1 Double cone for generation of a pressure difference |
| 12/31/2003 | CN1464249A Vacuum system for energy conservation water extraction vapor |
| 12/31/2003 | CN1133014C Method for isothermal compression of compressible medium, and atomizing device and nozzle structure thereby |
| 12/30/2003 | US6670067 Fuel supply device for fuel cell |
| 12/23/2003 | US6666655 Hydraulic pump nozzle and method of use |
| 12/18/2003 | WO2003104658A1 Vacuum generator |
| 12/18/2003 | US20030231964 Oil suction pump |
| 12/10/2003 | CN1460824A Injector type pressure reducer for steam compression refrigeration system |
| 12/10/2003 | CN1460823A 喷射器 Ejector |
| 12/09/2003 | US6659128 Fluid injection with vent/proportioner ports |
| 12/09/2003 | US6659117 Method for dispensing a solution |
| 12/04/2003 | US20030223889 Hydraulic pump reservoir having deaeration diffuser |
| 12/04/2003 | US20030223881 Manual/pneumatic oil pumping device |
| 12/04/2003 | US20030223880 A pneumatic driving device for micro fluids wherein fluid pumping is governed by the control of the flow and direction of incident plural gas streams |
| 12/04/2003 | US20030223860 Vacuum pump |
| 12/04/2003 | US20030221677 Device for supplying fuel from a tank to the internal combustion engine of a moter vehicle |
| 12/03/2003 | CN2589919Y Noise controlled heat pump installation |
| 12/03/2003 | CN1129769C Supersonic four head by-pass reducing power saving device |
| 11/20/2003 | US20030215335 Microelectromechanical device for controlled movement of a fluid |
| 11/20/2003 | US20030213264 Ejector-type depressurizer for vapor compression refrigeration system |
| 11/19/2003 | CN1456851A Vapour compression refrigerating system with jector |
| 11/13/2003 | WO2003093679A1 Methods and apparatus for controlling power in vapor jet vacuum pumps |
| 11/13/2003 | WO2003093678A1 Vacuum pump and method for generating sub-pressure |
| 11/13/2003 | US20030210987 Ejector |
| 11/13/2003 | US20030209031 Vapor compression refrigeration system having ejector |
| 11/13/2003 | CA2484204A1 Methods and apparatus for controlling power in vapor jet vacuum pumps |
| 11/12/2003 | CN2585995Y Aerated water jetting vacuum extractor for tech of urea prodn. |
| 11/06/2003 | US20030206810 Method of compressing gaseous hydrocarbon-containing medium |
| 10/30/2003 | WO2002014695A9 Method and system of pulsed or unsteady ejector |
| 10/30/2003 | US20030202874 Methods and apparatus for controlling power in vapor jet vacuum pumps |
| 10/29/2003 | CN2583578Y Injector for injector cyclic system |
| 10/29/2003 | CN2583413Y Pipe network overbottom pressure utilization device |
| 10/28/2003 | US6638059 Burner-type apparatus and fuel combustion method |
| 10/28/2003 | US6638024 Hydraulic air compressor system—employing a body of fluid to provide compression |
| 10/23/2003 | WO2002035101A8 Bore-hole jet device for formation testing and a prestarting procedure for said device |
| 10/22/2003 | CN1124903C Multi-functional air ejection gun |
| 10/21/2003 | US6634376 Back flow preventing eductor |
| 10/16/2003 | WO2003066030A3 Pharmaceutical tablet |
| 10/15/2003 | CN2580174Y Direct jet type water guide wind blower |
| 10/14/2003 | US6633623 Apparatus and methods for protecting a jet pump nozzle assembly and inlet-mixer |
| 10/09/2003 | WO2003083310A1 Loading pump device |
| 10/02/2003 | US20030183447 Compressed air muffler |