| Patents for F04B 13 - Pumps specially modified to deliver fixed or variable measured quantities (2,234) |
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| 02/03/2011 | WO2011013285A1 Liquid supply device using check valve and reactive liquid chromatography system |
| 02/03/2011 | WO2011013162A1 Plunger type metering pump |
| 02/03/2011 | DE10322404B4 Dosierpumpe und Verfahren zu deren Steuerung Metering pump and method of controlling |
| 02/02/2011 | CN201731923U Flow calibrator |
| 01/27/2011 | CA2767523A1 Fluid delivery system comprising a fluid pumping device and a drive system |
| 01/20/2011 | WO2011008715A2 Dispensing pump |
| 01/19/2011 | CN201714614U Reciprocating metering pump with stroke meter function |
| 01/05/2011 | EP2270334A1 Metering pump and its drving device |
| 01/05/2011 | DE102009032204A1 Pumping device for use in multi-channel metering system, has drive arranged in retainer, and input coupling and output coupling detachably coupling gear mechanism to drive that is arranged on outer side of retainer |
| 01/05/2011 | CN201696248U Pump head of plunger metering pump |
| 01/05/2011 | CN101939540A Continuous fluid delivery system and method |
| 01/05/2011 | CN101936276A Metering pump for extracting, metering and releasing reducing agent solution in process of tail gas purification aftertreatment of combustion engine |
| 12/29/2010 | EP2265819A1 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 |
| 12/22/2010 | CN201679668U Metering pump capable of continuously and uninterruptedly metering output |
| 12/15/2010 | CN201671782U Constant-flow control system |
| 12/08/2010 | CN201666238U Plunger piston type metering spraying pump for emission reduction system |
| 12/01/2010 | EP2059675B1 Metering pump |
| 12/01/2010 | CN101900096A Mechanical diaphragm metering pump with adjustable stroke |
| 11/25/2010 | DE102009021815A1 Supply pump for conveying reducing agent, particularly urea solution, has inlet with inlet valve and outlet, where another inlet is provided with another inlet valve |
| 11/25/2010 | DE102008025087B4 Dosierpumpe Metering pump |
| 11/24/2010 | CN201650644U Hydraulic reciprocating pump for intelligently controlling output volume and mixing ratio |
| 11/24/2010 | CN201650643U Quantitative pump |
| 11/24/2010 | CN201650642U Precise plunger metering pump |
| 11/18/2010 | WO2010132372A2 Front pull-out hydraulics for pumps |
| 11/18/2010 | WO2010130853A1 "volumetric pump" |
| 11/10/2010 | EP2249220A2 Control system for and method of combining materials |
| 11/10/2010 | EP2249034A2 Method and device for mixing fluids |
| 11/10/2010 | CN201627690U Metering type viscosity pump |
| 11/03/2010 | CN201621030U High-pressure metering pump with dual metal diaphragm capable of alarming |
| 11/03/2010 | CN101876304A Corrugated pipe metering pump |
| 11/03/2010 | CN101487778B Biomechanics test device for skin soft tissue and its liquid loading test method |
| 11/03/2010 | CN101287542B Control system of combining materials and control system therefor |
| 10/28/2010 | DE102009002561A1 System for dosing urea water solution into catalyst arrangement of exhaust system of diesel engine of vehicle for reducing nitrogen oxides from exhaust gas, has pressure valve functioning as dosing valve |
| 10/14/2010 | DE102008013441B4 Dosierpumpe Metering pump |
| 10/13/2010 | CN201606204U 一种流体传感器 A fluid sensor |
| 10/13/2010 | CN101858322A Numerical control metering pump |
| 10/13/2010 | CN101225816B Transfiguration piston pump |
| 10/06/2010 | CN201599163U 微量柱塞泵 Micro piston pump |
| 10/06/2010 | CN101852194A Pump head for plunger type metering pump |
| 09/30/2010 | WO2010110001A1 Syringe drive unit |
| 09/29/2010 | CN101849107A Precision pump with multiple heads |
| 09/29/2010 | CN101316660B Fluid product dispensing pump |
| 09/16/2010 | US20100232995 Effervescent Gas Bleeder Apparatus |
| 09/15/2010 | CN201582069U Hydraulic driven diaphragm metering pump |
| 09/15/2010 | CN101356370B Driving method of pump |
| 09/08/2010 | EP1971775B1 Hydraulic machine, in particular hydraulic motor, with a reciprocating movement, and differential piston for such a machine |
| 09/01/2010 | EP2223713A2 Connection interface between a reservoir and an infusion pump |
| 09/01/2010 | EP2222957A2 Continuous fluid delivery system and method |
| 09/01/2010 | CN201568284U Middle-opened opposed type double-acting oil-water mixed-transportation pump |
| 09/01/2010 | CN201568247U Manual grout injection pump for mining |
| 08/24/2010 | CA2413895C Pump |
| 08/05/2010 | US20100196178 Metering pump |
| 07/22/2010 | WO2010082201A1 Dosing pump |
| 07/21/2010 | CN201531385U Measuring pump for sleeve type regulating mechanism |
| 07/15/2010 | DE19982891B4 Brennstoffdosierpumpe für ein Heizgerät, insbesondere für einen Zuheizer oder eine Standheizung eines Kraftfahrzeugs Fuel feed pump for a heating appliance, especially for a heater or a heater of a motor vehicle |
| 07/08/2010 | WO2010076447A1 Adjustable positive-displacement pump |
| 07/08/2010 | WO2010076243A1 Pump arrangement with two pump units, system, use and method |
| 07/08/2010 | CA2748468A1 Pump arrangement with two pump units, system, use and method |
| 07/07/2010 | EP2204203A2 Compact pump drive system |
| 07/07/2010 | CN201521409U Novel dual-liquid adjustable proportioning pump |
| 06/30/2010 | CN201517478U Plunger type variable-speed stroke-adjustable metering pump |
| 06/30/2010 | CN101759133A Control shaft of perfume measuring pump |
| 06/30/2010 | CN101759132A Pump valve for perfume measuring pump |
| 06/30/2010 | CN101759131A Vacuum shaft of perfume measuring pump |
| 06/30/2010 | CN101759130A Control switch for rotating shaft of perfume measuring pump |
| 06/24/2010 | DE20222004U1 Verdrängerpumpe sowie eine die Verdrängerpumpe aufweisende Vorrichtung zum Dosieren mindestens einer fließfähigen Komponente Displacement and the displacement pump having a device for dispensing at least one fluid component |
| 06/23/2010 | CN101203675B Device and method for transporting medicinal liquids |
| 06/17/2010 | DE102008061904A1 Verfahren und Vorrichtung zur Entgasung des Förderraums einer Dosierpumpe Method and apparatus for degassing of the delivery chamber of a metering pump |
| 06/16/2010 | CN201507407U Hydraulic drive plunger-type measuring pump |
| 06/09/2010 | EP2194270A2 Dosing pump |
| 06/02/2010 | CN201496220U Adjustable eccentric structure of metering pump |
| 06/01/2010 | US7726516 Pump |
| 06/01/2010 | CA2649867C Method for compensating for pressure differences across valves in cassette type iv pump |
| 05/26/2010 | EP2189660A2 Fluid pump |
| 05/26/2010 | EP2189659A1 Fluid Pump |
| 05/26/2010 | EP2188204A2 System and method for generating a drive signal |
| 05/26/2010 | CN1648455B Device for dispensing fluid |
| 05/20/2010 | US20100125247 Reservoir connector |
| 05/20/2010 | DE102008057365A1 Method for operating dosing pump, particularly for conveying fuel to vehicle heating device, involves rotating pump piston in clockwise and anticlockwise manner between two end positions defined by stop arrangements |
| 05/19/2010 | CN201474956U Connecting structure of plunger and crossed head of metering pump |
| 05/19/2010 | CN201474893U Pulseless metering pump |
| 05/19/2010 | CN101709693A Precision plunger metering pump |
| 05/12/2010 | CN201461378U Drive device for spinning metering pump |
| 05/12/2010 | CN201461298U Antiwear metering pump |
| 05/12/2010 | CN101090765B Dosing pump assembly |
| 05/05/2010 | CN201448212U Device for connecting motor with metering pump drive shaft |
| 04/22/2010 | DE102009006203A1 Dosing pump, has cylinder e.g. glass cylinder, prestressed to housing by spring, supported at housing in region of inlet and outlet openings of piston in sealing system, where spring is stretchable |
| 04/21/2010 | CN101144466B Differential constant flow pump |
| 04/01/2010 | US20100082010 Reservoir connector |
| 03/24/2010 | CN201428574Y Revolving type metering pump |
| 03/23/2010 | US7681861 Dosage feed device for additive fluids |
| 03/17/2010 | CN201425008Y Constant-speed and constant-pressure metering pump |
| 03/17/2010 | CN101672270A Dynamic pulse quantitative control method based on precision metering pump |
| 02/25/2010 | US20100049135 Reservoir connector |
| 02/17/2010 | CN201407154Y Flow regulating mechanism for hydraulic metering pump |
| 02/11/2010 | WO2010015743A1 Axial-flow motorized pump |
| 02/11/2010 | WO2010015472A1 Pump and method for conveying a fluid |
| 02/11/2010 | WO2010015279A1 Synchronization of supply flow paths |
| 02/10/2010 | EP1351775B1 Electronic micro-pump |
| 02/10/2010 | CN101644244A Pulseless metering pump |