| 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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| 04/12/2001 | WO2001025629A1 Method and apparatus for utilizing wind energy |
| 04/12/2001 | DE10026749A1 Kraftstoffpumpenmodul Fuel pump module |
| 04/05/2001 | WO2001023765A1 Fluid flow pump |
| 04/03/2001 | US6210123 Jet pumping device |
| 03/29/2001 | WO2001021961A1 Multi-stage ejector pump |
| 03/28/2001 | EP1085995A1 Device for conveying fuel from a tank to the internal combustion engine of a motor vehicle |
| 03/28/2001 | CN1063833C Liquid pulse jet pump |
| 03/28/2001 | CN1063832C Jet vacuum pump specially for strengthening weak ground by vacuum precompression method |
| 03/27/2001 | US6206047 Flow duct for the passage of a two-phase flow |
| 03/22/2001 | WO2001020170A1 Mechanical interface connection for vacuum ejectors, and a modular assembly for supplying negative pressure to an industrial process by means of at least one vacuum ejector driven by compressed air |
| 03/15/2001 | WO2000077406A3 Method for compressing a hydrocarbon-containing gaseous medium |
| 03/14/2001 | CN1287227A Vacuum generating equipment |
| 03/13/2001 | US6199834 Operation method for a gas-liquid ejector |
| 03/08/2001 | WO2001016493A1 Double cone for generation of a pressure difference |
| 03/08/2001 | WO2001016471A1 Method and device for increasing the pressure of a gas |
| 02/28/2001 | CN2421438Y 水喷射真空泵 Water jet pump |
| 02/28/2001 | CN1285894A Device for producing energy by means of a turbo-machine |
| 02/27/2001 | US6193472 Fluid vacuum system |
| 02/20/2001 | US6190544 Aerator with float chamber and turnable inlet |
| 02/15/2001 | WO2001011244A1 Pulse jet pumping apparatus |
| 02/06/2001 | US6182702 Device for generating an underpressure |
| 01/31/2001 | EP1072800A2 Suction device and separator using same |
| 01/23/2001 | US6176894 High velocity gas streams |
| 01/18/2001 | DE19932403A1 Autoclave plant with pressure-resistant reaction vessels used in making expanded concrete or sand-lime bricks, employs steam injector pump when pulling vacuum |
| 01/11/2001 | WO2000009888A3 Pump |
| 01/09/2001 | US6171069 Jet pump having a movable piston |
| 01/09/2001 | US6171068 Vacuum pump |
| 01/09/2001 | US6170758 Multifunctional air gun |
| 01/04/2001 | WO2001000997A1 Foam generator |
| 01/03/2001 | EP1064464A2 Vacuum ejector pump |
| 01/03/2001 | EP0925454A4 Reversible venturi-effect pump |
| 01/02/2001 | US6167960 Protection of downwell pumps from sand entrained in pumped fluids |
| 12/26/2000 | US6164922 Flow control valve for a pump for conveying a medium |
| 12/26/2000 | US6164567 Gas and fluid jet apparatus |
| 12/21/2000 | WO2000077406A2 Method for compressing a hydrocarbon-containing gaseous medium |
| 12/21/2000 | DE19927608A1 Tidal-powered water oxygenation assembly has no moving parts and requires little maintenance |
| 12/19/2000 | US6162021 System for pumping liquids using a jet pump and a phase separator |
| 12/13/2000 | CN2410608Y Supersonic speed four head self-water supply super energy-saving device |
| 12/13/2000 | CN2410607Y Supersonic speed four head bypass pressure-reducing super energy-saving device |
| 12/13/2000 | CN2410530Y Supersonic speed three head super energy-saving device |
| 12/07/2000 | DE19933680C1 Apparatus to introduce gas into liquid, e.g. air into water, comprises gas pipe with slits to discharge gas into a surrounding pipe of flowing liquid in spiral motion |
| 12/05/2000 | US6155796 Ejector for generating negative pressure |
| 12/05/2000 | US6155795 Ejector |
| 12/05/2000 | US6155794 Aspirating aerator |
| 12/05/2000 | US6155793 Recessed fuel pump module |
| 11/29/2000 | CN1274621A Multi-functional air ejection gun |
| 11/23/2000 | DE10014834A1 Multi-functional jet pistol has on/off valve unit placed on tubular body to control supply of compressed air from air feed line |
| 11/16/2000 | DE10015671A1 Fuel pump for vehicle has a modular pumping unit that is adapted for different vehicles and that fits into a pump holder fitted into a fuel tank |
| 11/15/2000 | CN1273332A Method for manufacturing oil soot exhauster using vacuum negative pressure to exhaust oil soot not through blade wheel |
| 11/14/2000 | US6146105 Venturi pumping device |
| 11/08/2000 | CN1272611A Vertical universal gas-jet attraction ventilator |
| 11/01/2000 | CN2403934Y Jet pump for nuclear electric spray system |
| 10/31/2000 | US6139606 For degassing gas-containing fluid media in a container with the apparatus including a centrifugal pump for pumping the gas-containing fluid medium from the container, an ejector including a suction side, an ejector inlet for a drive fluid |
| 10/31/2000 | US6138456 Pressure exchanging ejector and methods of use |
| 10/19/2000 | WO2000061948A1 Gas-liquid jet apparatus |
| 09/27/2000 | EP1037759A2 Device for delivering fuel from a storage tank to the internal combustion engine of a motor vehicle |
| 09/27/2000 | EP0610501B2 Fluid pressure device |
| 09/26/2000 | US6123618 Air movement apparatus |
| 09/26/2000 | US6123511 Fuel supplying apparatus for drawing off fuel for a motor vehicle tank having a jet pump deflector for priming |
| 09/21/2000 | DE19904042A1 Pneumatic ejector for industrial robots and automobile industry, has one or two solenoid valves and uses direct bus connection for electrical control connections of ejectors |
| 09/20/2000 | CN2397295Y Water-spraying vacuum pump |
| 09/19/2000 | US6120254 Jet pump for creating the vacuum conditions required for liquid product distillation |
| 09/14/2000 | WO2000053238A1 A fluid vacuum system |
| 09/13/2000 | EP1034377A1 Differential pumping via core of annular supersonic jet |
| 09/12/2000 | US6116030 Vacuum pump and propellant densification using such a pump |
| 09/12/2000 | CA2300516A1 A fluid vacuum system |
| 08/31/2000 | WO2000050776A1 Filter and muffler for vacuum pump |
| 08/29/2000 | US6109882 Operating mode of a jet blower |
| 08/29/2000 | US6109299 Chamber structure |
| 08/29/2000 | US6109037 Feed water heating system for power-generating plant |
| 08/22/2000 | US6106243 Jet pump installation for creating a vacuum during distillation of a liquid |
| 08/22/2000 | US6105716 Venturi muffler having plural nozzles |
| 08/09/2000 | EP1025364A1 Cyclonic ejection pump |
| 08/08/2000 | US6099266 Air pump |
| 08/03/2000 | WO2000045100A1 A method of regulating a steam injector |
| 07/26/2000 | EP0650389B1 Deep bed sand filter |
| 07/25/2000 | CA2260377A1 Self bailing system for boat |
| 07/20/2000 | DE19941685C1 Method of increasing pressure of gas supplied from compressor in power station with booster pump |
| 07/19/2000 | EP1020780A1 Pressure sensor device and suction release apparatus |
| 07/19/2000 | EP1019627A1 Jet pump comprising a jet with variable cross-section |
| 07/19/2000 | CN2388386Y Focal plane water jet vacuum pump |
| 07/13/2000 | WO2000040902A1 Burner-type apparatus and fuel combustion method |
| 07/12/2000 | EP0934449A4 Aircraft fuel transfer pump with auxiliary fuel line scavenge pump |
| 07/11/2000 | US6086334 Method of operating a bi-turbojets polyphasic pump with axial thrust cancellation |
| 07/11/2000 | US6086120 Methods and apparatus for performing jet pump riser pipe repairs |
| 07/05/2000 | CN1259095A Fuel delivery device |
| 07/04/2000 | US6082387 Tornado generation method and apparatus |
| 06/23/2000 | CA2293208A1 Jet pumping device |
| 06/21/2000 | CN1053729C Apparatus for generation of water flow |
| 06/14/2000 | EP1007838A1 Injector based induction device for motor vehicle fuel tank |
| 06/14/2000 | CN1256369A Vacuum nozzle pulsation preventing structure |
| 06/08/2000 | DE19855433A1 Saugstrahlpumpe Eductor |
| 06/07/2000 | CN2381824Y Steam jetting vacuumizing apparatus for hot process for calcium smelting |
| 06/06/2000 | US6071084 Aspirator |
| 05/31/2000 | EP1004778A1 Pump-ejector compressor apparatus and variants |
| 05/31/2000 | EP1004777A2 Jet pump |
| 05/30/2000 | US6068022 Jet pump with improved control valve and pressure relief valve therefore |
| 05/24/2000 | CN2379632Y Jet pump for fluid |
| 05/24/2000 | CN2379216Y Circulation air flow type enlarged sprayer |
| 05/09/2000 | US6058630 Fluid seal for maintaining vacuum |