| 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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| 07/22/1993 | DE4201037A1 Suction jet pump for vehicle fuel tank - has nozzle outlet opening adjustable in relation to pressure |
| 07/20/1993 | US5228839 Multistage ejector pump |
| 06/24/1993 | WO1993012043A1 Low pressure process for entraining gas into liquid solution |
| 06/24/1993 | WO1992014063A3 Dispensing method and apparatus |
| 06/10/1993 | WO1993011362A1 Fluid dynamic pump |
| 06/08/1993 | US5217038 Apparatus for emptying a hazardous waste container |
| 05/27/1993 | WO1993010354A1 Pump |
| 05/27/1993 | DE4138516A1 Pumpe Pump |
| 05/19/1993 | EP0541925A2 Steam injector |
| 05/12/1993 | CN2132852Y Jet injector |
| 05/05/1993 | EP0540488A1 Ejector array |
| 05/04/1993 | US5207249 Vapor recovery system and pump |
| 04/27/1993 | US5205717 Ejector array and a method of achieving it |
| 04/27/1993 | US5205648 Method and device for acting upon fluids by means of a shock wave |
| 04/15/1993 | WO1993007361A1 Method of driving a turbine in rotation by means of a jet device |
| 04/15/1993 | DE4233641A1 Process and material analyser for easy degassing of a graphite oven - enabling analysis of the elements from a molten metal sample following degassing using a suction process |
| 04/06/1993 | USH1159 Portable pneumatic aircraft fuel tank air eductor |
| 03/30/1993 | US5198037 Method for unclogging a pipe carrying dangerous substances |
| 03/18/1993 | WO1993005326A1 Fluid pressure machine |
| 03/18/1993 | WO1993005296A1 Fluid pressure apparatus |
| 03/16/1993 | US5194075 Evaporative fuel recovery apparatus |
| 03/11/1993 | DE4229834A1 Electrical processing of vacuum pressure information for vacuum unit - comparing each value measured before connection to vacuum aperture with previously stored dual level value below maximum measured value |
| 03/04/1993 | WO1993003994A1 Vacuum control apparatus |
| 02/18/1993 | WO1993002922A1 Vapor recovery system and pump |
| 01/27/1993 | EP0524313A1 Dispensing method and apparatus |
| 01/27/1993 | CN2126642Y High-efficiency jet pump set with multiple jet nozzles |
| 01/21/1993 | WO1993001416A1 Jet pump with rotatable venturi cartridge |
| 01/19/1993 | US5179969 Method and apparatus for free-standing water removal from roof and siphon head therefor |
| 01/19/1993 | US5179838 Apparatus for driving turbo supercharger |
| 01/07/1993 | EP0504337A4 Method and apparatus for making snow |
| 01/05/1993 | CA1312236C Fluid pump apparatus |
| 12/30/1992 | EP0232391B1 Device for creating and exploiting a pressure difference and a technical application thereof |
| 12/30/1992 | CN2126339U Small-diameter high suction stroke liquid raising device |
| 12/24/1992 | DE4118787A1 Prozessintegriertes betriebsfluessigkeitsreinigungssystem fuer verdichter Integrated process betriebsfluessigkeitsreinigungssystem for compressors |
| 12/23/1992 | CN2125750U Low-noise energy-saving fan for suction and exhausting of smoke and dust |
| 12/22/1992 | US5173030 Jet pipe |
| 12/10/1992 | WO1992021882A1 Check valve with aspirating function |
| 12/10/1992 | WO1992021432A1 Process for continuously cleaning the auxiliary or working liquid of a compressor |
| 12/08/1992 | US5169293 Ejector with high vacuum force in a vacuum chamber |
| 12/01/1992 | US5167046 Induction vacuum |
| 11/25/1992 | EP0514914A2 Steam injector system |
| 11/17/1992 | US5163821 Solar thermal powered water pump |
| 11/04/1992 | CN1065920A Residual liquid emptying device for liquefied gas steel cylinder |
| 11/03/1992 | US5159961 Inflator/deflator accessory for air compressor |
| 09/30/1992 | CN2117486U Energy saving water flushing pump |
| 09/30/1992 | CN1064919A Energy-saving water-impact pump |
| 09/29/1992 | US5151112 Pressure generator/gas scrubber |
| 09/23/1992 | EP0504337A1 Method and apparatus for making snow |
| 09/15/1992 | US5147530 Well water removal and treatment system |
| 08/20/1992 | WO1992014063A2 Dispensing method and apparatus |
| 08/06/1992 | DE4103050A1 Gas jet pump - has high temperature resistant internal ceramic lining |
| 07/28/1992 | US5133324 Ejector pump for vehicle fuel tank |
| 06/24/1992 | CN2108194U Adjustable air intake means |
| 06/17/1992 | CN1062020A 可调射流泵 Adjustable jet pump |
| 06/11/1992 | WO1992009808A1 Device for concentrating a jet of gas |
| 06/10/1992 | CN2106931U Rotary jet screen aspirator |
| 06/09/1992 | CA1302981C Pneumatic powder ejector |
| 06/03/1992 | CN2106252U Fluidic pump |
| 05/27/1992 | DE4037935A1 Strahlverdichter fuer gasfoermige medien Jet compressor for gasfoermige media |
| 05/26/1992 | US5115641 Method of and apparatus for driving turbosupercharger |
| 05/14/1992 | WO1992008037A1 Downhole jet pump system using gas as driving fluid |
| 05/06/1992 | CN2103686U Glass fiber reinforced plastic device for exhausting wind energy |
| 04/28/1992 | US5108266 Check valve with aspirating function |
| 04/15/1992 | CN2101788U Pulse vacuum pump |
| 04/08/1992 | CN2101057U Pneumatic water feeder automatic air supply device |
| 04/06/1992 | WO1992006340A1 Method and apparatus for making snow |
| 04/06/1992 | CA2068417A1 Method and apparatus for making snow |
| 03/19/1992 | WO1992004585A1 Snow gun having optimized mixing of compressed air and water flows |
| 03/18/1992 | EP0475284A1 Method and device for acting upon fluids by means of a shock wave |
| 03/04/1992 | CN1059192A Cyclone sealed suction device |
| 03/03/1992 | CA1296577C Hinged jet pump, particularly for activating water or hydrocarbon producing wells |
| 02/25/1992 | US5090619 Snow gun having optimized mixing of compressed air and water flows |
| 02/25/1992 | CA1296309C Fluid dynamic pump |
| 02/18/1992 | US5088896 Jet pump with rotatable venturi cartridge |
| 02/11/1992 | US5087175 Gas-jet ejector |
| 01/29/1992 | CN2094636U Portable water flushing vacuum pump |
| 01/29/1992 | CN1058254A Vacuum refrigerating electric generating technologies |
| 01/28/1992 | US5083429 Method of and compression tube for increasing pressure of a flowing gaseous medium, and power machine applying the compression tube |
| 01/22/1992 | CN2093919U Water-saving pressure release pump |
| 01/21/1992 | US5082426 Jet pump structure for a fuel tank |
| 01/14/1992 | US5080560 Dryrite borehole dewatering system |
| 01/08/1992 | EP0465043A2 Ejector und its use in a process of aerobically treating water |
| 01/07/1992 | US5078169 Fuel tank |
| 12/25/1991 | CN2091376U Choke ball air-breathing drawing unit |
| 12/24/1991 | US5074759 Fluid dynamic pump |
| 12/18/1991 | CN2090895U Pneumatic jet pump for sucking liquid |
| 12/10/1991 | US5070849 Modular fuel delivery system |
| 11/27/1991 | EP0457937A1 Water pressure operated water pump |
| 11/26/1991 | US5067656 Air volume booster for sprayers |
| 11/21/1991 | EP0457682A1 Method of unblocking a pipe carrying dangerous products |
| 11/12/1991 | US5063959 Method and apparatus for free-standing water removal from roof and siphon head therefore |
| 10/24/1991 | DE4115090A1 Determining optimal pump dimensions and parameters - for designing liq. jet gas pumps, jet scrubbers and Venturi scrubbers |
| 10/10/1991 | DE4011218A1 Multiple ejector pump assembly - has series of nozzles with inserted rod to create annular gaps |
| 10/08/1991 | US5055003 Liquid driven jet pump |
| 10/08/1991 | US5055002 Downhole pump with retrievable nozzle assembly |
| 10/08/1991 | US5054423 Apparatus for air delivery system |
| 09/25/1991 | CN2085437U High pressure energy-saving draugh fan |
| 09/19/1991 | DE4008267A1 Nozzle water pump system - involves combustion chamber, gas emission nozzle and water suction pipe formed as unit |
| 08/06/1991 | US5037247 Powder pump with internal valve |
| 08/05/1991 | CA2009261A1 From the power of water comes energies |