| Patents for F04B 7 - Piston machines or pumps characterised by having positively-driven valving (2,226) |
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| 03/22/2007 | WO2006039719B1 Subsea fluid delivery system and method |
| 03/22/2007 | US20070062911 Method and device for supplying at least one machining station for a workpiece |
| 03/21/2007 | CN1305576C Substance-atomizing apparatus |
| 03/08/2007 | WO2006023310A3 Positive displacement pump |
| 02/22/2007 | WO2007021924A2 Fluid pump and connector assembly |
| 02/22/2007 | WO2007021581A2 Positive displacement pump having piston and/or liner with vapor deposited polymer surface |
| 02/22/2007 | US20070041858 Booster-type compressor |
| 02/22/2007 | CA2618742A1 Fluid pump and connector assembly |
| 02/15/2007 | WO2007016988A1 Device for concentrating a liquid, and differential piston pump |
| 02/15/2007 | WO2006039719A3 Subsea fluid delivery system and method |
| 02/15/2007 | US20070037034 Fluid pump and connector assembly |
| 02/14/2007 | EP1752662A1 Apparatus to concentrate a fluid and a multiple chamber pump |
| 02/13/2007 | US7175117 Substance-atomizing apparatus |
| 02/08/2007 | WO2007016177A2 Reciprocating piston pump with air valve, detent and poppets |
| 02/07/2007 | EP1749153A2 Fluid connection |
| 02/07/2007 | EP1749152A1 Drive device for a dual-cylinder slurry pump and method for operating said pump |
| 02/07/2007 | CN1298996C Thick matter pump and its pumping method |
| 01/31/2007 | CN1297745C Swing angle type radial plunger variable pump |
| 01/17/2007 | CN1295026C Placode processor and liquid feeder |
| 01/09/2007 | US7159624 Liquid crystal dispensing system using spacer information and method of dispensing liquid crystal material using the same |
| 01/09/2007 | US7159507 Piston pump useful for aerosol generation |
| 01/03/2007 | CN1888423A Oscillating disc sliding valve pintle axial plunger pump (motor) |
| 01/02/2007 | US7156625 Fuel pump with filter-absent safety valve and universal inlet and outlet |
| 12/14/2006 | WO2006044468A3 Multiple port dual diameter pumps |
| 12/14/2006 | US20060280634 Piston vacuum pump |
| 12/14/2006 | US20060278198 Fluid pumping apparatus, system, and method |
| 12/06/2006 | EP1727981A1 Device and method for controlling a thick matter pump |
| 12/06/2006 | EP1727980A1 Device and method for controlling a two-cylinder thick matter pump |
| 12/06/2006 | EP1727979A1 Device and method for controlling a thick matter pump |
| 11/30/2006 | WO2006125606A1 Method for controlling a pump device which is used to transport pulpy substances, and control of a pump device which is used to transport pulpy substances |
| 11/29/2006 | EP1725770A1 Viscous matter piston pump |
| 11/29/2006 | EP1664531B1 Pump having a sliding device for a viscous material pump, and wear strip therefor |
| 11/29/2006 | CN1871040A Liquid drug delivery micropump |
| 11/28/2006 | CA2404715C Rotary valve and piston pump assembly and tank dispenser therefor |
| 11/23/2006 | DE202006001207U1 Roof kit for a walk-on roof especially in ventilated clean rooms |
| 11/14/2006 | US7134846 Radial piston pump with eccentrically driven rolling actuation ring |
| 11/02/2006 | US20060245943 Device and method for controlling a thick matter pump |
| 11/02/2006 | US20060245942 Device and method for controlling a thick matter pump |
| 11/02/2006 | EP1717446A2 High pressure pump having solenoid actuator |
| 11/02/2006 | EP1715762A1 Method for preparing a dairy product |
| 10/26/2006 | US20060239846 High pressure pump having solenoid actuator |
| 10/24/2006 | CA2299391C Two-cylinder thick matter pump |
| 10/18/2006 | CN1849451A Sliding device for a viscous material pump, and wear strip therefor |
| 10/05/2006 | US20060222535 Built-in electrical inflating and deflating pump for inflatable product |
| 09/28/2006 | US20060216174 Pulsation causing valve for a plural piston pump |
| 09/14/2006 | WO2006096719A2 Precision fluid dispensing system |
| 09/14/2006 | CA2600682A1 Precision fluid dispensing system |
| 09/13/2006 | EP1701035A1 Pump and feeding device |
| 08/24/2006 | US20060185648 Common rail fuel pump |
| 08/17/2006 | WO2006085433A1 Liquid discharge method and device |
| 08/16/2006 | CN1270086C Resonator pumping system |
| 08/16/2006 | CN1270082C Device for draining fluid |
| 08/16/2006 | CN1270081C Positive displacement valve pump |
| 08/09/2006 | EP1687524A1 High pressure feed pump for internal combustion engines |
| 08/03/2006 | US20060171827 Crossover switching and pump system |
| 08/02/2006 | CN1813131A Piston pump |
| 08/02/2006 | CN1267207C Viscous liquid metering transporting device |
| 07/26/2006 | EP0984803A4 Volumetric pump with sterility seal |
| 07/25/2006 | US7080975 Integrated pump and ceramic valve |
| 07/20/2006 | US20060159574 Piston pump |
| 07/20/2006 | US20060159573 High pressure pump having downsized structure |
| 07/19/2006 | EP1680597A1 Piston pump |
| 07/13/2006 | WO2006074036A2 Active valve and active valving for pump |
| 07/13/2006 | US20060153719 Fuel injection pump |
| 07/13/2006 | US20060151033 Three-way poppet valve for work exchanger |
| 07/12/2006 | EP1677859A1 Liquid drug delivery micropump |
| 07/12/2006 | EP1677835A2 Method and device for supplying at least one machining station for a workpiece |
| 07/11/2006 | US7074020 Sanitary pump and sanitary valve |
| 07/06/2006 | WO2006069585A1 Oil slick-removal and desludging pump |
| 07/06/2006 | US20060147329 Active valve and active valving for pump |
| 07/06/2006 | DE102004063717A1 Pumpstation zur Beförderung von Flüssigkeiten Pumping station for the carriage of liquids |
| 06/22/2006 | US20060131451 Substance-atomizing apparatus |
| 06/15/2006 | US20060124361 Method of pumping drill cuttings and dual cylinder positive displacement pump for moving drill cuttings |
| 06/14/2006 | EP1537333B1 Fluid-working machine and operating method |
| 06/14/2006 | CN1788160A Device and method for controlling a thick matter pump |
| 06/14/2006 | CN1788159A Device and method for controlling a thick matter pump |
| 06/14/2006 | CN1788158A Device and method for controlling a two-cylinder thick matter pump |
| 06/08/2006 | US20060120906 Structure and the manufacturing method for friction parts on concrete pump |
| 06/07/2006 | EP1664531A1 Sliding device for a viscous material pump, and wear strip therefor |
| 06/01/2006 | WO2006056828A1 Volumetric pump with reciprocated and rotated piston |
| 06/01/2006 | CA2602052A1 Volumetric pump with reciprocated and rotated piston |
| 05/25/2006 | US20060110276 Radial piston fuel supply pump |
| 05/23/2006 | US7048521 High pressure fuel supply pump with an intake valve member and a discharge valve member aligned along a plunger axis |
| 05/18/2006 | US20060104843 High pressure fuel pump |
| 05/17/2006 | CN1256508C Positive displacement machinery |
| 05/11/2006 | WO2006031935B1 Orbiting valve for a reciprocating pump |
| 05/04/2006 | US20060090638 Rotary fluid motor |
| 05/04/2006 | US20060090477 Piston compressor |
| 05/04/2006 | DE10029420B4 Vorrichtung zum Zuführen von Fluid zu einer Pumpe A device for supplying fluid to a pump |
| 04/25/2006 | US7033149 Medium pump adapted for ease of disassembly and assembly |
| 04/18/2006 | US7029249 Electronic micro-pump |
| 04/18/2006 | US7029238 Pump controller for precision pumping apparatus |
| 04/13/2006 | CA2583270A1 Subsea fluid delivery system and method |
| 04/12/2006 | EP1235982B1 Thick matter pump |
| 04/06/2006 | WO2005001283A3 Integrated pump and ceramic valve |
| 04/06/2006 | DE202004018603U1 Blocking element for sealing of chamber formed by pump casing and pump plunger prevents flow or migration of oil between oil inlet opening and oil outlet opening in pump casing, and/or from oil outlet opening into pump drive region |
| 03/23/2006 | WO2006031935A1 Orbiting valve for a reciprocating pump |
| 03/23/2006 | WO2006029898A1 Membrane pump for conveying liquids |
| 03/23/2006 | DE102004037140A1 Kolbenpumpe mit verbessertem Wirkungsgrad Piston pump with improved efficiency |
| 03/23/2006 | CA2580022A1 Orbiting valve for a reciprocating pump |