| Patents for F04F 1 - Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped (1,650) |
|---|
| 10/12/2011 | CN102213239A Binding type multilevel-pneumatic water pump |
| 10/05/2011 | CN202001398U Pneumatic water pump |
| 10/05/2011 | CN202001397U Stable-state liquid conveyer |
| 10/04/2011 | US8032256 Liquid level control systems |
| 09/28/2011 | EP2367987A1 A method and device for pumping liquids using a pneumatic positive disuplacement pump |
| 09/21/2011 | CN201982381U 水位势能自动扬水器 Potential water level automatic pumping device |
| 09/07/2011 | CN201963614U 简易抽水器 Simple pumping device |
| 08/10/2011 | EP2354547A1 System and method for moving a first fluid using a second fluid |
| 07/28/2011 | WO2010137991A8 Apparatus employing pressure transients for transporting fluids |
| 07/28/2011 | US20110180267 Battery-Powered and Logic-Controlled Gas Lift Valve for Use in Wells and Methods of Using and Making Same |
| 07/27/2011 | CN102132668A Micro-irrigation system of liquid/gas energy water pump |
| 07/26/2011 | CA2435580C Gas lift valve with central body venturi for controlling the flow of injection gas in oil wells producing by continuous gas lift |
| 07/20/2011 | CN101523058B Steam compressor |
| 07/14/2011 | US20110171042 Non-rotating single post ram for inductor pump |
| 07/12/2011 | US7976286 Method and apparatus for pumping liquids using directional growth and elimination bubbles |
| 06/30/2011 | WO2011077833A1 Liquid circulation device and hydroponic device for home use using same |
| 06/30/2011 | DE102009060272A1 Vorrichtung zum Einbringen von Luft und/oder Abdichtmittel in einen Reifen A device for introducing air and / or sealant in a tire |
| 06/29/2011 | CN201884340U Air-liquid pump |
| 06/29/2011 | CN102112753A Pneumatic evacuation pump |
| 06/28/2011 | CA2628605C Self-powered pump for heated liquid, fluid heating and storage tank and fluid heating system employing same |
| 06/16/2011 | DE102009001612B4 Verfahren und Vorrichtung zur Erzeugung konstanter pulsationsfreier Flüssigkeitsströme für Mikrofluidikanwendungen Method and apparatus for generating a constant pulsation-free liquid streams, for microfluidic |
| 06/09/2011 | US20110132593 System, apparatus, and method for producing a multiple zones well |
| 06/08/2011 | EP2329151A1 Pump installation |
| 06/01/2011 | CN201851411U Air pressure type solvent pumping device |
| 06/01/2011 | CN201851410U Pressing-type liquid control device |
| 06/01/2011 | CN102084136A Methods and apparatus for splitting multi-phase flow |
| 05/25/2011 | CN102072208A Universal gravitation water pump |
| 05/10/2011 | CA2452301C Fluid injector with vent/proportioner ports |
| 05/05/2011 | DE102009041509A1 Von Wellenkraft angetriebene Pumpe ohne bewegliche Teile Driven by wave power pump with no moving parts |
| 05/04/2011 | EP2317153A2 Internal Combustion Engines |
| 05/04/2011 | EP2317152A2 Internal combustion engines |
| 05/04/2011 | EP2317151A2 Internal combustion engines |
| 05/04/2011 | CN102042475A Oil filling device |
| 04/27/2011 | EP2313660A1 Pneumatic evacuation pump |
| 04/27/2011 | CN102032221A High-lift and large-flow automatic control pressure water pump |
| 04/27/2011 | CN102032220A Push type liquid control device and using method thereof |
| 04/21/2011 | US20110091333 Pneumatic evacuation pump |
| 04/13/2011 | EP2307138A1 Test element for analysing an analyte present in a sample of body fluid, analysis system and method for controlling the movement of a fluid contained in a channel of a test element |
| 04/06/2011 | CN201786773U Liquid nitrogen pump |
| 04/06/2011 | CN102007271A Internal combustion engine |
| 04/05/2011 | US7918242 Processing solution supply system, processing solution supply method and recording medium for storing processing solution supply control program |
| 03/30/2011 | EP2300720A1 Methods and apparatus for splitting multi-phase flow |
| 03/30/2011 | EP1948941B1 Pressure-generating pipe device for a pressure vessel |
| 03/30/2011 | CN201779077U Water suction device with ultrahigh suction head |
| 03/30/2011 | CN101999032A A method and an apparatus for producing liquid flow in a pipeline |
| 03/17/2011 | WO2011029174A1 Self-powered pump for heated liquid and heat driven liquid close - loop automatic circulating system employing same |
| 03/08/2011 | CA2678584A1 Self-powered pump for heated liquid and heat driven liquid close-loop automatic circulating system employing same |
| 03/03/2011 | US20110048546 Gas compression system |
| 03/03/2011 | DE202010011088U1 Hydraulisch-Pneumatische-Hebepumpe Hydraulic-Pneumatic lift pump |
| 03/02/2011 | EP1913264B1 Non-positive compressor |
| 02/16/2011 | CN101978173A Photoresponsive gas-generating material, micropump and microfluid device |
| 02/09/2011 | EP2281112A1 A method and an apparatus for producing liquid flow in a pipeline |
| 02/09/2011 | CN101970098A Micropump device |
| 02/02/2011 | CN201731112U Linked air valve and pneumatic water pump formed thereby |
| 01/20/2011 | WO2011008103A1 Subsea drainage system |
| 01/19/2011 | CN201714722U No-resistance evacuation storage suction negative pressure device |
| 01/13/2011 | WO2011005168A1 Device and method for energy well |
| 01/13/2011 | WO2011003899A1 Method for delivering fluids |
| 01/12/2011 | EP2273119A1 Fluid piston inverter |
| 01/12/2011 | EP2273118A2 Cyclical process in a liquid piston converter |
| 01/11/2011 | US7866954 Valve and micro fluid pump having the same |
| 01/06/2011 | WO2011002402A1 Device and method for providing additional head to support a refrigeration liquid feed system |
| 01/06/2011 | CA2764959A1 Device and method for providing additional head to support a refrigeration liquid feed system |
| 01/05/2011 | EP2269725A1 Micropump device |
| 01/05/2011 | CN201696363U Automatic water delivering device |
| 01/04/2011 | US7861739 Hydraulic pressure damping device |
| 01/04/2011 | CA2370449C Water jet |
| 12/23/2010 | WO2010146385A1 A liquid dispenser |
| 12/22/2010 | CN101922475A Waste oil and water conveying device for compressed air station |
| 12/15/2010 | CN101918120A Device to infuse gas into liquid |
| 12/08/2010 | EP2258951A1 Photoresponsive gas-generating material, micropump and microfluid device |
| 12/08/2010 | EP2257711A1 Internal combustion engines |
| 12/08/2010 | EP2257692A1 Internal combustion engines |
| 12/02/2010 | WO2010137991A1 Apparatus employing pressure transients for transporting fluids |
| 12/02/2010 | CA2763602A1 Apparatus employing pressure transients for transporting fluids |
| 12/01/2010 | EP2256349A1 Micro fluid device |
| 11/30/2010 | US7841385 Dual-chamber fluid pump for a multi-fluid electronics cooling system and method |
| 11/25/2010 | WO2010133311A1 Micropump |
| 11/25/2010 | CA2761999A1 Micropump |
| 11/18/2010 | WO2010130356A1 Compressor comprising a piston dummy |
| 11/18/2010 | WO2010130002A1 A fluid driven pump |
| 11/18/2010 | DE102009020925A1 Verdichter mit Kolbendummy Compressor with piston dummy |
| 11/18/2010 | CA2761615A1 Compressor with piston dummy |
| 11/17/2010 | CN201635128U Dynamic water separation and circulation water saving device |
| 11/11/2010 | WO2010128336A1 Liquid pump apparatus and method |
| 11/11/2010 | WO2010128224A1 Method and apparatus for transmitting mechanical energy by quasi-isothermal expansion and/or compression of a gas |
| 11/10/2010 | CN101881286A Water absorption device with superhigh absorption distance |
| 10/28/2010 | WO2010096349A3 Apparatus and system to actuate and pump well bore liquids from hydrocarbon wells |
| 10/20/2010 | EP2240670A1 Internal combustion engines |
| 09/30/2010 | DE102009001612A1 Apparatus for generating constant pulsation free fluid flow for micro-fluidic applications, comprises reservoir, which is impinged with compressed gas with constant gas pressure |
| 09/29/2010 | CN201593529U Multifunctional positioned refiller |
| 09/21/2010 | US7799197 Nanopump devices and methods |
| 09/15/2010 | CN201582229U Pneumatic water-lifting device |
| 09/15/2010 | CN201582228U Electromechanical joint control condensation water automatic pump core |
| 09/10/2010 | WO2010044701A3 Fuel injection method (variants) |
| 09/10/2010 | CA2696517A1 Jet pump for use with a multi-string tubing system and method of using the same for well clean out and testing |
| 09/08/2010 | EP2225013A1 Device to infuse gas into liquid |
| 09/02/2010 | WO2009135310A8 Self-powered pump for heated liquid, fluid heating and storage tank and fluid heating system employing same |
| 08/26/2010 | WO2010096349A2 Apparatus and system to actuate and pump well bore liquids from hydrocarbon wells |
| 08/24/2010 | US7779856 Fuel cartridge of a fuel cell with fuel stored outside fuel liner |