| Patents for F04B 13 - Pumps specially modified to deliver fixed or variable measured quantities (2,234) |
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| 04/28/2005 | US20050087569 Hydraulically and volumetrically dispensing fluid |
| 04/26/2005 | US6884231 Dual chambered fluid displacement apparatus |
| 04/21/2005 | WO2005036046A1 Grease handling system |
| 04/21/2005 | US20050084386 Gradient liquid feed pump system, and liquid chromatograph |
| 04/14/2005 | US20050079079 Dilution system |
| 04/13/2005 | EP1522727A2 Dosing pump |
| 04/07/2005 | US20050072815 Apparatus for dispensing precise amounts of a non-compressible fluid |
| 04/07/2005 | US20050072800 Fluid powered proportioning pump and post-mix beverage dispenser system using same |
| 03/24/2005 | US20050063839 Device for delivering fixed quantity of liquid |
| 03/24/2005 | US20050061391 Liquid material delivering method and device therefor |
| 03/23/2005 | EP1517037A2 A fluid transfer device |
| 03/23/2005 | EP1516163A2 Device for metering a volume flow |
| 03/17/2005 | WO2005024219A1 Dosing pump for a liquid fuel additive |
| 03/17/2005 | US20050058548 Method of controlling fluid flow |
| 03/10/2005 | US20050051570 Method for improving the operational reliabilty of dosing devices |
| 03/09/2005 | CN2683894Y Ceramic piston type metering pump |
| 03/09/2005 | CN1590761A Pump controller for precision pumping apparatus |
| 03/03/2005 | US20050047941 Metering pump device for a vehicle heater |
| 03/03/2005 | US20050045207 Miniaturization, simplification;suppresses particle formation; easy, rapid compounding of accurate solution concentration; cleaning semiconductor wafers |
| 02/24/2005 | WO2005017356A1 Dispensing pump having servo driven linear actuator |
| 02/24/2005 | US20050042120 Fluid-moving device with an internal passageway and a clearance seal |
| 02/23/2005 | EP1507976A1 A pump unit for emulsifying air into a product in particular for ice cream production |
| 02/23/2005 | EP1124600B1 Compact pump drive system |
| 02/17/2005 | WO2005015018A1 Dosage feed device for additive fluids |
| 02/03/2005 | US20050023205 Pump for liquid chromatography |
| 02/02/2005 | CN1575209A Liquid material delivering method and device therefor |
| 01/27/2005 | US20050021000 Reservoir connector |
| 01/26/2005 | EP1499448A1 Distribution pump for a fluid product |
| 01/25/2005 | CA2214239C Single-piece piston with central bore for use in a pneumatically-activated pump |
| 01/20/2005 | WO2004083636B1 Proportioning pump including integral orifice |
| 01/19/2005 | CN1568278A Continuous positive displacement metering valve |
| 01/13/2005 | US20050006410 Precision fluid dispensing system |
| 01/12/2005 | CN1563713A High efficiency oil-water-air mixed medium transfer pump |
| 01/11/2005 | US6840406 Proportional volumetric injector-dispenser |
| 01/05/2005 | EP1226385B1 Lubricant pump |
| 12/29/2004 | EP1491867A1 Device and method for dosing a predetermined amount of liquid incorporating compressible air |
| 12/23/2004 | US20040256501 Fluid delivery system for spray applicator |
| 12/22/2004 | CN2665399Y Trace quantity metering automatic loading device |
| 12/22/2004 | CN2665398Y Vacuum charge measuring pump |
| 12/21/2004 | US6832620 Apparatus for dosing lubricant into an air line |
| 12/15/2004 | EP1485682A1 Hydraulically and volumetrically dispensing and filling fluid |
| 12/09/2004 | WO2004105926A1 Metering apparatus |
| 12/09/2004 | DE10322404A1 Control method for dosing pump, in which pump output is controlled using an externally generated pulse sequence, which is interpreted by a control unit and used to set the instantaneous pumping amount |
| 12/09/2004 | DE102004021223A1 Fluidzuleitungssystem für eine Sprühauftragsvorrichtung Fluid supply system for a spray applicator |
| 12/01/2004 | CN1550426A 定量分配器 Quantitative distributor |
| 11/30/2004 | US6824364 Master/slave pump assembly employing diaphragm pump |
| 11/25/2004 | US20040234377 Dosing pump |
| 11/25/2004 | DE20311029U1 Zudosiervorrichtung Metering device |
| 11/25/2004 | DE10316692B3 Motorized dispenser for liquid, foam or paste product with selective manual operation of lever acting as coupling element between electric motor and delivery pump |
| 11/23/2004 | US6821096 Multiple component metering and dispensing system |
| 11/18/2004 | US20040228970 Method and device for discharging fluid |
| 11/17/2004 | CN2656663Y Metering pump for hydraulic filling machine |
| 11/16/2004 | US6817990 Fluid reservoir piston |
| 11/11/2004 | WO2004083636A3 Proportioning pump including integral orifice |
| 11/11/2004 | US20040223855 Multiple component metering and dispensing system |
| 11/10/2004 | EP0941404B1 Pumping and metering device |
| 11/10/2004 | CN1175182C Pump controller for precision pumping appts. |
| 11/04/2004 | US20040220472 Cell suspension rotating fluidic pump |
| 11/03/2004 | CN2653167Y Crank type linear metering pump |
| 11/02/2004 | US6811060 Fluid product dispensing pump |
| 10/28/2004 | US20040211628 Quantitative distributor |
| 10/27/2004 | EP1471301A2 Quantitative distributor |
| 10/26/2004 | US6808086 Paste ejection apparatus |
| 10/21/2004 | WO2004090331A1 Liquid jetting device |
| 10/21/2004 | US20040208750 Fluid discharge pumping apparatus |
| 10/20/2004 | EP1297254B1 Proportioning pump for introducing an additive in a fluid stream |
| 10/07/2004 | US20040195274 Dispenser |
| 10/06/2004 | CN2646413Y Accurate trace quantity metering pump |
| 10/06/2004 | CN1534198A Fluid draining pump device |
| 10/05/2004 | US6800071 Fluid reservoir piston |
| 09/30/2004 | WO2004083636A2 Proportioning pump including integral orifice |
| 09/30/2004 | US20040188464 Metering pump dispenser |
| 09/29/2004 | EP1462648A2 Fluid discharge pumping apparatus |
| 09/29/2004 | EP1462232A1 Apparatus for conveying at least two fluids in a specific volume ratio |
| 09/29/2004 | EP1462181A1 Dosing dispenser with bellows pump and follower plunger |
| 09/29/2004 | CN1532400A Quantitative pump distributor |
| 09/23/2004 | US20040182092 Proportioning pump including integral orifice |
| 09/15/2004 | EP1456539A1 Dosing pump |
| 09/15/2004 | EP1456536A1 Hydraulic amplifier pump |
| 09/09/2004 | US20040173641 Liquid dispensing device |
| 09/02/2004 | US20040170772 Pump with pressure vessel with partitions for separation and discharging a solution |
| 08/26/2004 | US20040164013 Pump for liquid chromatograph |
| 08/19/2004 | US20040161349 Dosing pump |
| 08/18/2004 | EP1446339A1 Continuous positive displacement metering valve |
| 08/18/2004 | CN1521793A Fluid discharging method and fluid discharging apparatus |
| 08/11/2004 | EP1445485A2 Dosing pump for vehicle heating system |
| 08/05/2004 | WO2004065544A2 Cell suspension rotating fluidic pump |
| 08/04/2004 | CN2630517Y Liquid driving device for automatic plonger pump |
| 08/03/2004 | US6769632 Method and apparatus for supplying coating material |
| 07/28/2004 | CN1516784A Device for delivering fixed quantity of liquid |
| 07/28/2004 | CN1516783A Liquid dispensing device |
| 07/22/2004 | DE10301093A1 Dosing pump for a motor vehicle heater has valve separated inlet and outlet channels and a two position piston to minimize the volume of either the inlet or outlet |
| 07/21/2004 | EP1439006A1 Liquid material delivering method and device therefor |
| 07/21/2004 | EP1315905B1 Fluid-moving device with integrated valve |
| 07/20/2004 | US6764212 Chemical supply system |
| 07/15/2004 | WO2004059164A1 Dosing pump assembly |
| 07/15/2004 | WO2004035228A3 Paste ejection apparatus |
| 07/15/2004 | US20040136832 Fluid powered additive injection system |
| 07/13/2004 | CA2205212C Quick-charge and-discharge dispensing system for liquid indirectly weighed in a dispenser |
| 07/07/2004 | EP1435458A1 Dosing pump unit |