| Patents for F04B 13 - Pumps specially modified to deliver fixed or variable measured quantities (2,234) |
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| 02/09/2010 | US7658734 Reservoir connector |
| 02/03/2010 | CN100587263C Dosing pump unit |
| 02/03/2010 | CN100587250C Dosing pump for liquid fuel additive |
| 01/20/2010 | CN100582484C Internal circulation pressure balance ultra high pressure hydralic diaphram type metering pump |
| 01/14/2010 | DE102008025087A1 Dosierpumpe Metering pump |
| 01/13/2010 | EP1299645B1 Method for controlling the electric motor of a metering pump |
| 01/13/2010 | CN101624978A Metering pump with special-shaped cavity |
| 01/13/2010 | CN100580246C Device for delivering fixed quantity of liquid |
| 01/07/2010 | WO2009071643A3 A device for use in treating cigarettes with a tar and nicotine barrier-forming fluid |
| 01/06/2010 | EP2139527A1 Quantitative liquid injection device of plasma sterilizer |
| 01/06/2010 | CN201377402Y Rotary valve piston-type pneumatic stroke pump |
| 12/30/2009 | CN100575701C Dosage pump and its drive apparatus |
| 12/30/2009 | CA2670856A1 Volumetric micropump |
| 12/24/2009 | US20090317687 Mixing pump device and fuel cell |
| 12/15/2009 | CA2450813C Precision fluid dispensing system |
| 12/09/2009 | EP2129914A1 Disposable positive displacement dosing system |
| 12/09/2009 | EP2129913A1 Disposable positive displacement dosing pump |
| 12/09/2009 | CN201358898Y Mechanical digital displaying metering pump |
| 12/08/2009 | US7628782 Reservoir connector |
| 12/03/2009 | US20090299290 External Infusion Device with a Vented Housing |
| 12/03/2009 | DE102005044904B4 Elektromagnetisch betreibbare Dosierpumpe Electromagnetically operated metering pump |
| 12/02/2009 | CN100565415C Fluid circulation pump for heating and conditioning systems and the like |
| 12/01/2009 | US7624897 Simplified airless dispensing pump for liquid product |
| 11/26/2009 | DE102008024280A1 Dosing pump for delivering liquid fuel from reservoir into burner area of auxiliary heating system of vehicle, has pump piston and cylinder bottom forming throttle formation pushing away medium contained in chamber into discharge opening |
| 11/24/2009 | CA2402330C Chemical metering pump |
| 11/18/2009 | CN101581288A Speed-pressure constant metering pump |
| 11/12/2009 | DE102004030135B4 Flüssigkristall-Ausgabesystem unter Verwendung von Abstandshalterinformation sowie Verfahren zum Ausgeben von Flüssigkristallmaterial unter Verwendung desselben Of the same liquid-dispensing system using spacer information as well as methods for dispensing liquid material using |
| 11/11/2009 | CN101576069A Arrangement for dispensing color paste, apparatus and method |
| 11/05/2009 | WO2009132494A1 Metering pump and its drving device |
| 11/03/2009 | US7610942 Cell suspension rotating fluidic pump |
| 10/28/2009 | CN100553796C Fluid discharging method and fluid discharging apparatus |
| 10/21/2009 | EP2109716A2 Multi index with stroke selector pump |
| 10/21/2009 | EP1904745B1 Device for driving an electromagnetic pump and related electromagnetic dosing pump |
| 10/21/2009 | CN101563120A Portable infusion pumps of the skin-patch type |
| 10/20/2009 | CA2502925C Fluid dispenser calibration system and method |
| 10/14/2009 | CN201326530Y Grease metering pump with single ball valve |
| 10/06/2009 | US7597682 External infusion device with a vented housing |
| 10/01/2009 | WO2009118463A1 Dosage and transfer valve, dosing pump comprising such a pivoting valve, and installation for producing dairy or cheese products, comprising at least one such pump |
| 09/22/2009 | CA2524244C Piston sealing mechanism for liquid additive injection pump |
| 09/17/2009 | DE102008013441A1 Dosing pump for conveying fluid, has electromagnetic coil arranged in housing, where electromagnetic coil encloses axially mobile armature radially over part of its length |
| 09/17/2009 | DE102008013440A1 Magnetically actuated reciprocating pump for delivering and exact dosing of hydraulic fluid from inlet to outlet area of pump, has hollow chambers of pump that are filled with fluid in currentless condition |
| 09/16/2009 | CN101532481A Mechanical type digital display metering pump |
| 09/15/2009 | US7588423 Pump for liquid chromatograph |
| 09/09/2009 | EP1958039A4 I/o systems, methods and devices for interfacing a pump controller |
| 09/09/2009 | CN201306257Y Novel cam pump apparatus |
| 09/01/2009 | CA2533850C Reservoir connector |
| 08/26/2009 | CN201297365Y Metering pump bevel gear reciprocating transmission mechanism and series metering pump adopting same |
| 08/19/2009 | CN101512157A Long-life pump unit |
| 08/19/2009 | CN100529392C Shot pump and variable speed type two liquid metering mixing device |
| 07/30/2009 | WO2009076429A3 Continuous fluid delivery system and method |
| 07/30/2009 | DE102008004708A1 Method for dosing fluid, particularly pasty material, involves containing material in restricting area, and connecting filler opening of restricting area with reservoir of material |
| 07/29/2009 | EP2082135A1 Active check valves in diaphragm pump with solenoid drive |
| 07/23/2009 | DE102008000112A1 Piston pump for pumping fluid in measuring device, has piston and piston cylinder, where piston is arranged to carry out reciprocating movement and rotating movement superimposing reciprocating movement relative to piston cylinder |
| 07/15/2009 | CN201273254Y Accurately adjustable fluid feed pump |
| 07/14/2009 | US7559438 Multiple component metering and dispensing system |
| 07/14/2009 | CA2347626C Fluid pressure actuated blood pumping systems and methods with continuous inflow and pulsatile outflow conditions |
| 07/09/2009 | DE19939464B4 Motorkettensäge Chain saw |
| 06/23/2009 | CA2366097C Method and arrangement for pumping material |
| 06/18/2009 | WO2009076429A2 Continuous fluid delivery system and method |
| 06/11/2009 | WO2009073734A2 Fluid metering device |
| 06/09/2009 | US7543720 Method and apparatus for dispensing small volumes of fluid |
| 06/04/2009 | WO2008028294A9 Cartridge based fluid dispensing apparatus |
| 06/03/2009 | CN101449057A 混合泵装置及燃料电池 Mixing pump device and fuel cell |
| 06/03/2009 | CN101449056A 混合泵装置及燃料电池 Mixing pump device and fuel cell |
| 06/03/2009 | CN101446275A Metering pump with constant speed and constant pressure |
| 05/28/2009 | US20090137979 Medication Reservoir |
| 05/28/2009 | DE102006044246B4 Abgasnachbehandlungssystem Treatment system |
| 05/27/2009 | CN101440796A Volume type metering pump capable of being corrected |
| 05/22/2009 | WO2009036363A3 Pumping system with precise ratio output |
| 05/20/2009 | EP2059675A2 Metering pump |
| 05/11/2009 | CA2717565A1 Metering pump and its drving device |
| 05/06/2009 | CN101427024A Metering pump device |
| 04/30/2009 | WO2009012083A3 Precision pump with multiple heads |
| 04/22/2009 | CN101413503A Two component metering pump assembly |
| 04/14/2009 | CA2463721C Continuous positive displacement metering valve |
| 04/08/2009 | EP1695182A4 Material conveying systems, computer program products, and methods |
| 04/01/2009 | EP2041437A2 Long-life pump unit |
| 04/01/2009 | CN101400895A Pump system with calibration curve |
| 03/31/2009 | US7510103 Device for delivering fixed quantity of liquid |
| 03/24/2009 | CA2404865C Apparatus and method for customizing cosmetic products |
| 03/24/2009 | CA2393337C Method for compensating for pressure differences across valves in cassette type iv pump |
| 03/19/2009 | WO2009036363A2 Pumping system with precise ratio output |
| 03/04/2009 | CN101379293A Hydraulic machine, in particular hydraulic motor, and metering device comprising such a motor |
| 02/26/2009 | WO2009024629A1 High-pressure polymer injection pump |
| 02/19/2009 | US20090048562 Ambulatory Infusion Devices And Piston Pumps For Use With Same |
| 02/18/2009 | CN101371040A Hydraulic machine, in particular hydraulic motor, with a recipricating movement |
| 02/12/2009 | US20090038292 Dosing Pump Assembly |
| 01/28/2009 | EP2019205A2 Double-action fluid weighing and dispensing process and system |
| 01/28/2009 | CN201187426Y Differential constant displacement pump |
| 01/28/2009 | CN101356370A Driving method of pump |
| 01/28/2009 | CN101356364A Mixing pump and fuel cell |
| 01/22/2009 | WO2009012083A2 Precision pump with multiple heads |
| 01/20/2009 | CA2347537C Programmable, fluid pressure actuated blood processing systems and methods |
| 01/13/2009 | US7476087 Pump controller for precision pumping apparatus |
| 01/02/2009 | DE102007030043A1 Piezoelectrically operated dosing pump for conveying and dosing small liquid quantity with higher pressure, has movable piston, which is assigned to piezoelectric stack translator, which varies in length in dependence of applied voltage |
| 12/31/2008 | WO2008095205A3 Multi index with stroke selector pump |
| 12/30/2008 | US7470447 Method and device for discharging fluid |
| 12/18/2008 | DE102007027168A1 Dosiervorrichtung Metering |
| 12/10/2008 | EP1999371A2 Pump system with calibration curve |
| 12/04/2008 | US20080295871 Chemical Supply System |