| 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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| 04/16/2009 | US20090095849 Jet pump sensing line T-bolt clamp assembly |
| 04/16/2009 | US20090095253 Device for generating a vacuum in a motor vehicle |
| 04/16/2009 | DE102008025325A1 Jet pump for use in e.g. compressed air generator, has suction chamber with drive nozzle arranged downstream of diffuser that is arranged downstream of compression chamber, where transition is formed between diffuser and compression chamber |
| 04/16/2009 | CA2701885A1 Bore-hole jet device for formation hydraulic fracturing and horizontal well examination and a method for the operation thereof |
| 04/15/2009 | CN201221503Y Steam jet vacuum pump slag liquid discharging deice |
| 04/15/2009 | CN201221502Y High viscosity medium injection pump |
| 04/15/2009 | CN101408205A Lifting-proof machine capable of removing leakage liquid |
| 04/08/2009 | CN100476217C Normal and reverse circulating jet pump with hydraulically-driven multiple switching sliding sleeve |
| 04/01/2009 | CN201215119Y High-efficiency energy-saving pumping mechanical installation |
| 04/01/2009 | CN101398016A Automatic injecting spray water-absorbing tank |
| 04/01/2009 | CN101397988A Continuous flow micro-pump |
| 03/25/2009 | CN100472108C Ceramic valve blade module and cold and hot water mixing valve equipped with said module |
| 03/12/2009 | US20090064973 Delivery Device For Delivering Fuel Out Of A Fuel Tank |
| 03/11/2009 | CN101382159A Ultrapressure hydraulic pressure multiplexer |
| 03/11/2009 | CN100467852C Suction jet pump |
| 03/04/2009 | EP2029884A1 Suction jet pump |
| 03/04/2009 | CN201202697Y Corrosion resistant steam vacuum pump |
| 03/03/2009 | US7497667 Jet pump assembly |
| 03/03/2009 | US7497666 Pressure exchange ejector |
| 02/25/2009 | CN201198849Y Energy-saving type water vapor injection vacuum pumping system |
| 02/12/2009 | WO2009018599A1 Pump apparatus |
| 02/11/2009 | EP2021634A2 Conversion of heat into mechanical energy by means of a jet compressor |
| 02/11/2009 | CN101363442A Lift Prevention device for on-line removing leakage liquid |
| 02/05/2009 | WO2009016828A1 Air amplifier and air circulation circuit |
| 02/05/2009 | DE102008035417A1 Vakuumerzeugungseinheit Vacuum generating unit |
| 02/04/2009 | CN101358613A Vacuum generating unit |
| 02/04/2009 | CN101358612A Self priming pump |
| 01/28/2009 | CN201187488Y Flow adjustable type exposed oxygen fluidic device |
| 01/27/2009 | US7481243 Method and apparatus for the disposal of waste fluids |
| 01/22/2009 | WO2009011610A1 Well jet device |
| 01/22/2009 | DE102008027608A1 Zweistufiger Dekompressionsejektor und Kältekreislaufeinrichtung Two-stage Dekompressionsejektor and refrigeration cycle device |
| 01/22/2009 | CA2692663A1 Well jet device |
| 01/21/2009 | CN101351649A Vacuum ejector pumps |
| 01/21/2009 | CN101351395A Method and apparatus for conveying material and ejector apparatus |
| 01/21/2009 | CN100453826C Well jet device and the operating method thereof for horizontal well logging |
| 01/15/2009 | WO2009008764A1 Well jet device and the operation method thereof |
| 01/15/2009 | US20090016900 Well jet device and the operating method thereof |
| 01/15/2009 | DE10215068B4 Ölbehälter Oil container |
| 01/14/2009 | EP2013486A1 A vacuum unit, a system comprising such vacuum unit, and a method of operating a vacuum unit |
| 01/14/2009 | CN201180698Y Water jet vacuum pump unit of condenser with embedded pipes |
| 01/14/2009 | CN100451351C Vacuum ejector pumps |
| 01/13/2009 | CA2479562C Downhole oilfield erosion protection by using diamond |
| 01/08/2009 | WO2009003444A1 Module system for generating a vacuum |
| 01/07/2009 | CN201176976Y Steam-jet vacuum pump concentricity centering device |
| 01/02/2009 | DE102007030362A1 Modulsystem zur Vakuumerzeugung Module Ejector System |
| 01/01/2009 | US20090004028 Device for Guiding Powdery Fluidic Media |
| 12/31/2008 | WO2009000978A2 Gas mixing pump with variable injection section |
| 12/31/2008 | EP2007988A1 Suction jet pump |
| 12/25/2008 | US20080314595 Well Jet Device and the Operating Method Thereof |
| 12/21/2008 | CA2635526A1 Downhole jet pump |
| 12/18/2008 | US20080310970 Jet Pump |
| 12/17/2008 | CN100443740C Flow quantity self-adjusting jetting stream vacuum generator |
| 12/17/2008 | CN100443739C System for jet feeding gas-solid, liquid-solid and liquid-liquid and its proportional transporation |
| 12/11/2008 | US20080304978 Vacuum release mechanism |
| 12/11/2008 | US20080304977 Use of Fluidic Pumps |
| 12/10/2008 | CN201162734Y Novel two-stage efflux pump for oil extraction |
| 12/10/2008 | CN201162733Y Sludge pump |
| 12/10/2008 | CN101319687A Self-reset leak-proof air ejection system |
| 12/09/2008 | US7462016 Fish pump |
| 12/04/2008 | DE102007025225A1 Ejektorpumpe Ejector |
| 12/04/2008 | CA2591357A1 Compact, light weight eductor oil cooler plenum and surge flow plenum design |
| 12/03/2008 | EP1998053A2 Ejector pump |
| 12/03/2008 | EP1687509B1 Method for delivering a multi-phase mixture and pump installation |
| 12/03/2008 | EP1212535B1 Vacuum generating device |
| 12/03/2008 | CN101315086A Water jet vacuum pump |
| 11/27/2008 | US20080292476 Vacuum Ejector Pumps |
| 11/27/2008 | US20080291235 Device for Generating an Underpressure |
| 11/25/2008 | US7455107 Well jet device for logging horizontal wells and the operating method thereof |
| 11/20/2008 | US20080282881 Method for Removing Hydrocarbons From a Vapour-Gas Mixture and a Device for Carrying Out Said Method |
| 11/19/2008 | CN101307783A Pneumatic liquid extracting device |
| 11/19/2008 | CN100434853C Two-stage water-intaking supersonic speed gas-liquid two-phase fluid step-up heater |
| 11/19/2008 | CN100434727C Well jet device for logging horizontal wells and the operating method thereof |
| 11/18/2008 | US7452191 Vacuum pump and method for generating sub-pressure |
| 11/18/2008 | US7451824 Downhole draw down pump and method |
| 11/18/2008 | CA2405158C Method and device for subsea dredging |
| 11/13/2008 | WO2008137664A1 Cavitation-deterring energy-efficient fluid pump system and method of operation |
| 11/12/2008 | CN201149006Y Combined type steam injection heat pump |
| 11/12/2008 | CN201149005Y Slurry tank soil discharging device |
| 11/12/2008 | CN101303031A High viscosity medium jet pump |
| 11/06/2008 | US20080273993 Ejector Tube of an Ejector Pump |
| 11/06/2008 | US20080273992 Cavitation-deterring energy-efficient fluid pump system and method of operation |
| 11/05/2008 | EP1064464B3 Vacuum ejector pump |
| 11/05/2008 | CN201144891Y Combined type steam-jet vacuum pump system capable of utilizing exhaust heat |
| 11/05/2008 | CN201144890Y Hydraulic jet pump suitable for horizontal well |
| 11/05/2008 | CN100430610C Energy-saving type parallel connection vacuum generator |
| 10/30/2008 | US20080267789 Control apparatus and control method for negative pressure generating apparatus |
| 10/30/2008 | US20080264634 Well Jet Device and the Operating Method Thereof |
| 10/29/2008 | CN101297122A Clamping sleeve for an ejector, and mounting procedure |
| 10/23/2008 | WO2008127148A1 Well jet device |
| 10/23/2008 | WO2008127147A1 Well jet device for hydraulically fracturing and surveying wells |
| 10/23/2008 | US20080260544 Clamping Sleeve for an Ejector, and Mounting Procedure |
| 10/23/2008 | DE102007017704A1 Injektor und Verfahren zum Einleiten eines dampfförmigen Wärmeträgers in ein flüssiges Produkt Injector and method for introducing a vaporous heat carrier into a liquid product |
| 10/23/2008 | CA2679752A1 Well jet device |
| 10/22/2008 | CN101290020A Self-suction injection pump movable sheet type check-valve |
| 10/21/2008 | US7438535 Structure of ejector pump |
| 10/16/2008 | US20080253901 Jet Ejector System and Method |
| 10/15/2008 | EP1636498B1 Double cone for generation of a pressure difference |
| 10/15/2008 | CN101287913A Intake unit |
| 10/15/2008 | CN101287912A Ejector tube of an ejector pump |
| 10/09/2008 | WO2008045943A3 Desalination system |