Patents
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)
07/1993
07/22/1993DE4201037A1 Suction jet pump for vehicle fuel tank - has nozzle outlet opening adjustable in relation to pressure
07/20/1993US5228839 Multistage ejector pump
06/1993
06/24/1993WO1993012043A1 Low pressure process for entraining gas into liquid solution
06/24/1993WO1992014063A3 Dispensing method and apparatus
06/10/1993WO1993011362A1 Fluid dynamic pump
06/08/1993US5217038 Apparatus for emptying a hazardous waste container
05/1993
05/27/1993WO1993010354A1 Pump
05/27/1993DE4138516A1 Pumpe Pump
05/19/1993EP0541925A2 Steam injector
05/12/1993CN2132852Y Jet injector
05/05/1993EP0540488A1 Ejector array
05/04/1993US5207249 Vapor recovery system and pump
04/1993
04/27/1993US5205717 Ejector array and a method of achieving it
04/27/1993US5205648 Method and device for acting upon fluids by means of a shock wave
04/15/1993WO1993007361A1 Method of driving a turbine in rotation by means of a jet device
04/15/1993DE4233641A1 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
04/06/1993USH1159 Portable pneumatic aircraft fuel tank air eductor
03/1993
03/30/1993US5198037 Method for unclogging a pipe carrying dangerous substances
03/18/1993WO1993005326A1 Fluid pressure machine
03/18/1993WO1993005296A1 Fluid pressure apparatus
03/16/1993US5194075 Evaporative fuel recovery apparatus
03/11/1993DE4229834A1 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
03/04/1993WO1993003994A1 Vacuum control apparatus
02/1993
02/18/1993WO1993002922A1 Vapor recovery system and pump
01/1993
01/27/1993EP0524313A1 Dispensing method and apparatus
01/27/1993CN2126642Y High-efficiency jet pump set with multiple jet nozzles
01/21/1993WO1993001416A1 Jet pump with rotatable venturi cartridge
01/19/1993US5179969 Method and apparatus for free-standing water removal from roof and siphon head therefor
01/19/1993US5179838 Apparatus for driving turbo supercharger
01/07/1993EP0504337A4 Method and apparatus for making snow
01/05/1993CA1312236C Fluid pump apparatus
12/1992
12/30/1992EP0232391B1 Device for creating and exploiting a pressure difference and a technical application thereof
12/30/1992CN2126339U Small-diameter high suction stroke liquid raising device
12/24/1992DE4118787A1 Prozessintegriertes betriebsfluessigkeitsreinigungssystem fuer verdichter Integrated process betriebsfluessigkeitsreinigungssystem for compressors
12/23/1992CN2125750U Low-noise energy-saving fan for suction and exhausting of smoke and dust
12/22/1992US5173030 Jet pipe
12/10/1992WO1992021882A1 Check valve with aspirating function
12/10/1992WO1992021432A1 Process for continuously cleaning the auxiliary or working liquid of a compressor
12/08/1992US5169293 Ejector with high vacuum force in a vacuum chamber
12/01/1992US5167046 Induction vacuum
11/1992
11/25/1992EP0514914A2 Steam injector system
11/17/1992US5163821 Solar thermal powered water pump
11/04/1992CN1065920A Residual liquid emptying device for liquefied gas steel cylinder
11/03/1992US5159961 Inflator/deflator accessory for air compressor
09/1992
09/30/1992CN2117486U Energy saving water flushing pump
09/30/1992CN1064919A Energy-saving water-impact pump
09/29/1992US5151112 Pressure generator/gas scrubber
09/23/1992EP0504337A1 Method and apparatus for making snow
09/15/1992US5147530 Well water removal and treatment system
08/1992
08/20/1992WO1992014063A2 Dispensing method and apparatus
08/06/1992DE4103050A1 Gas jet pump - has high temperature resistant internal ceramic lining
07/1992
07/28/1992US5133324 Ejector pump for vehicle fuel tank
06/1992
06/24/1992CN2108194U Adjustable air intake means
06/17/1992CN1062020A 可调射流泵 Adjustable jet pump
06/11/1992WO1992009808A1 Device for concentrating a jet of gas
06/10/1992CN2106931U Rotary jet screen aspirator
06/09/1992CA1302981C Pneumatic powder ejector
06/03/1992CN2106252U Fluidic pump
05/1992
05/27/1992DE4037935A1 Strahlverdichter fuer gasfoermige medien Jet compressor for gasfoermige media
05/26/1992US5115641 Method of and apparatus for driving turbosupercharger
05/14/1992WO1992008037A1 Downhole jet pump system using gas as driving fluid
05/06/1992CN2103686U Glass fiber reinforced plastic device for exhausting wind energy
04/1992
04/28/1992US5108266 Check valve with aspirating function
04/15/1992CN2101788U Pulse vacuum pump
04/08/1992CN2101057U Pneumatic water feeder automatic air supply device
04/06/1992WO1992006340A1 Method and apparatus for making snow
04/06/1992CA2068417A1 Method and apparatus for making snow
03/1992
03/19/1992WO1992004585A1 Snow gun having optimized mixing of compressed air and water flows
03/18/1992EP0475284A1 Method and device for acting upon fluids by means of a shock wave
03/04/1992CN1059192A Cyclone sealed suction device
03/03/1992CA1296577C Hinged jet pump, particularly for activating water or hydrocarbon producing wells
02/1992
02/25/1992US5090619 Snow gun having optimized mixing of compressed air and water flows
02/25/1992CA1296309C Fluid dynamic pump
02/18/1992US5088896 Jet pump with rotatable venturi cartridge
02/11/1992US5087175 Gas-jet ejector
01/1992
01/29/1992CN2094636U Portable water flushing vacuum pump
01/29/1992CN1058254A Vacuum refrigerating electric generating technologies
01/28/1992US5083429 Method of and compression tube for increasing pressure of a flowing gaseous medium, and power machine applying the compression tube
01/22/1992CN2093919U Water-saving pressure release pump
01/21/1992US5082426 Jet pump structure for a fuel tank
01/14/1992US5080560 Dryrite borehole dewatering system
01/08/1992EP0465043A2 Ejector und its use in a process of aerobically treating water
01/07/1992US5078169 Fuel tank
12/1991
12/25/1991CN2091376U Choke ball air-breathing drawing unit
12/24/1991US5074759 Fluid dynamic pump
12/18/1991CN2090895U Pneumatic jet pump for sucking liquid
12/10/1991US5070849 Modular fuel delivery system
11/1991
11/27/1991EP0457937A1 Water pressure operated water pump
11/26/1991US5067656 Air volume booster for sprayers
11/21/1991EP0457682A1 Method of unblocking a pipe carrying dangerous products
11/12/1991US5063959 Method and apparatus for free-standing water removal from roof and siphon head therefore
10/1991
10/24/1991DE4115090A1 Determining optimal pump dimensions and parameters - for designing liq. jet gas pumps, jet scrubbers and Venturi scrubbers
10/10/1991DE4011218A1 Multiple ejector pump assembly - has series of nozzles with inserted rod to create annular gaps
10/08/1991US5055003 Liquid driven jet pump
10/08/1991US5055002 Downhole pump with retrievable nozzle assembly
10/08/1991US5054423 Apparatus for air delivery system
09/1991
09/25/1991CN2085437U High pressure energy-saving draugh fan
09/19/1991DE4008267A1 Nozzle water pump system - involves combustion chamber, gas emission nozzle and water suction pipe formed as unit
08/1991
08/06/1991US5037247 Powder pump with internal valve
08/05/1991CA2009261A1 From the power of water comes energies
1 ... 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45