| Patents for F04B 7 - Piston machines or pumps characterised by having positively-driven valving (2,226) |
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| 05/17/2001 | WO2001035484A1 Minute electromechanical actuation and fluid control devices and integrated systems based on low temperature co-fired ceramic (ltcc) tape technology |
| 05/15/2001 | CA2018116C Positive displacement pump and process for effecting pumping |
| 05/10/2001 | WO2001033133A1 Arrangement in a lubricant pump |
| 05/09/2001 | EP1097304A1 Air drive pumps and components therefor |
| 05/08/2001 | US6227824 Fluid pump without non-return valves |
| 05/01/2001 | US6224346 Fluid pump |
| 04/26/2001 | WO2001007354A3 Liquid dispensing systems and methods |
| 04/24/2001 | US6220834 Support pipe for concrete pump with pivoting valve |
| 04/24/2001 | US6220487 Dispensing apparatus |
| 04/18/2001 | CN1064738C Two-stroke engine oil metering pump |
| 04/12/2001 | WO2001025633A1 Method for feeding particulate matter |
| 03/27/2001 | US6206662 Two-cylinder slurry pump |
| 03/27/2001 | US6206649 Process and apparatus for pressurizing fluid and using them to perform work |
| 03/14/2001 | EP1082544A1 Piston pump |
| 03/13/2001 | US6200111 Controllable high volume positive displacement pump |
| 02/28/2001 | EP1079106A2 Fuel pump |
| 02/28/2001 | EP1078740A1 Ink pump for printing machine |
| 02/27/2001 | USRE37074 Pumping device having inlet and outlet valves adjacent opposed sides of a tube deforming device |
| 02/22/2001 | WO2001013030A2 Pressure processing a pumpable substance with a flexible membrane |
| 02/20/2001 | CA2134207C Automated peritoneal dialysis system with detector for recognition of empty supply reservoir and tubing occlusion |
| 02/15/2001 | WO2001011236A1 Fluid pump for medicaments |
| 02/07/2001 | EP1074735A2 Piston pump driven by adjustable eccentrics |
| 02/01/2001 | WO2001007354A2 Liquid dispensing systems and methods |
| 02/01/2001 | WO2001006864A1 Device for producing consumables |
| 02/01/2001 | CA2377038A1 Device for producing consumables |
| 01/30/2001 | US6179587 Dispensing valve mounted on dispensing pumps |
| 01/30/2001 | US6179574 Apparatus for pressurizing fluids and using them to perform work |
| 01/30/2001 | US6179568 Piston pump and method of reducing vapor lock |
| 01/25/2001 | DE19934106A1 Space- and weight saving machine making filled chocolates using positive displacement piston pumps, employs vertically-stacked arrangement of pump chambers |
| 01/02/2001 | US6168398 Piston pump having lifting valves with a convex surface |
| 12/19/2000 | US6162027 Fluid driven pump and portioning check valve |
| 12/19/2000 | CA2191955C Ball and seat valve assembly and downhole pump utilizing said valve assembly |
| 12/12/2000 | US6158313 Process for conveying thick matter containing preshredded scrap metal or similar solids |
| 11/30/2000 | DE19923422A1 Elektronisches Einspritzsystem Electronic injection system |
| 11/29/2000 | EP1055069A1 Sliding device for a two-cylinder pump for liquids |
| 11/28/2000 | US6152705 Air drive pumps and components therefor |
| 11/22/2000 | EP1053401A1 Tubular branching system for dual-cylinder thick-liquid pump |
| 11/02/2000 | WO2000064570A1 Apparatus and method for customising cosmetic products |
| 10/26/2000 | WO2000063551A1 Variable delivery pump and common rail fuel system using the same |
| 10/19/2000 | WO2000061943A1 Piston metering pump for aggressive liquids |
| 10/17/2000 | US6132188 Dosing pump with magnetic control |
| 10/11/2000 | EP1042608A1 Fuel supply system of an internal combustion engine |
| 10/05/2000 | WO2000058627A1 Piston pump |
| 09/28/2000 | DE19914065A1 Kolbenpumpe Piston pump |
| 09/20/2000 | EP0681672B2 Process for conveying thick matter containing preshredded scrap metal or similar solids |
| 09/20/2000 | CN1267361A Volumetric pump with sterility seal |
| 09/12/2000 | US6116870 High pressure pump with solenoid operated valve |
| 09/06/2000 | CN1265724A Two-cylinder thick matter pump |
| 08/22/2000 | US6106246 Free-diaphragm pump |
| 08/22/2000 | US6105829 Fluid dispensing system |
| 08/09/2000 | EP0898653A4 Hydraulic pressure control system for a pump |
| 07/27/2000 | DE19912286A1 Liquid supply system with at least two pumps, both of which are in casings which can be connected to adjacent casings |
| 07/19/2000 | EP1020371A2 Vacuum airtight container |
| 07/12/2000 | EP0897473A4 Disposable ambulatory microprocessor controlled volumetric pump |
| 07/12/2000 | CN1260029A Two-cylinder thick matter pump |
| 07/06/2000 | WO2000039460A1 Fuel metering pump for a heater, especially an additional heater or a parking heater of a motor vehicle |
| 07/06/2000 | DE19860573A1 Brennstoffdosierpumpe für ein Heizgerät, insbesondere für einen Zuheizer oder eine Standheizung eines Kraftfahrzeuges Fuel feed pump for a heating appliance, especially for a heater or a heater of a motor vehicle |
| 06/28/2000 | EP1013922A2 Variable-delivery high-pressure fuel pump |
| 06/02/2000 | WO2000031416A1 Pump controller for precision pumping apparatus |
| 06/02/2000 | WO2000008336A3 Fluid driven pump and portioning check valve |
| 05/31/2000 | EP1003969A1 Two-cylinder thick matter pump |
| 05/30/2000 | US6068764 Reverse osmosis pump and shut off valve |
| 05/09/2000 | US6059545 Fuel pump control valve assembly |
| 04/27/2000 | WO2000023712A1 Dispensing apparatus |
| 04/13/2000 | DE19846940A1 Pump arrangement, e.g. for diesel engines with common rail fuel injection systems, has distributor for selectively connecting high pressure pump suction ports to priming pump port |
| 03/29/2000 | EP0988450A1 Two-cylinder thick matter pump |
| 03/22/2000 | EP0631873B1 Maintenance station and method of driving the same |
| 03/15/2000 | EP0984803A2 Volumetric pump with sterility seal |
| 02/17/2000 | WO2000008336A2 Fluid driven pump and portioning check valve |
| 02/15/2000 | US6024542 Piston pump and method of reducing vapor lock |
| 02/10/2000 | WO2000006895A1 Fuel supply system of an internal combustion engine |
| 02/10/2000 | DE19822430C1 Dosierventil an Dosierpumpen Metering valve metering pumps |
| 02/09/2000 | EP0977948A1 Dry vacuum pump |
| 02/03/2000 | DE19834121A1 Kraftstoffversorgungsanlage einer Brennkraftmaschine Fuel supply system of an internal combustion engine |
| 01/27/2000 | WO2000004291A1 Air drive pumps and components therefor |
| 01/27/2000 | CA2347189A1 Air drive pumps and components therefor |
| 12/28/1999 | US6007310 Volumetric pump with sterility seal |
| 11/30/1999 | US5993181 Process and device for feeding concrete or other thick materials |
| 11/30/1999 | US5993172 Method and apparatus for pressure processing a pumpable substance |
| 11/30/1999 | US5992222 High pressure pump system and method of operation thereof |
| 11/24/1999 | EP0959005A2 Metering valve |
| 11/23/1999 | US5988028 Process for conveying thick matter containing preshredded scrap metal or similar solids |
| 11/16/1999 | US5984651 Hydraulic brake system |
| 11/10/1999 | EP0954702A1 Piston pump and method of reducing vapor lock |
| 11/10/1999 | CN1234853A Piston pump and method of reducing vapor lock |
| 10/13/1999 | CN1045653C Device and a method for influencing of a valve |
| 10/05/1999 | US5961303 For pumping controlled quantities of flowable product |
| 09/28/1999 | US5957675 Thick matter pump with a cleaning cartridge and blocking slide |
| 09/21/1999 | US5954487 Fuel pump control valve assembly |
| 09/03/1999 | CA2264202A1 Reverse osmosis pump and shut off valve |
| 08/31/1999 | US5944495 For pumping fluids from a fluid source to a fluid sink |
| 08/25/1999 | CN1226638A Sealed electric compressor |
| 08/24/1999 | US5941533 Volumetric pump/valve sphincter seal |
| 08/12/1999 | WO1999040320A1 Tubular branching system for dual-cylinder thick-liquid pump |
| 08/12/1999 | WO1999040319A1 Sliding device for a two-cylinder pump for liquids |
| 08/12/1999 | DE19804863A1 Schiebervorrichtung für eine Zweizylinder-Dickstoffpumpe A valve device for a two-cylinder slurry pump |
| 08/05/1999 | DE19860185A1 Rohrweiche für Zweizylinder-Dickstoffpumpe Diverter valve for two-cylinder slurry pump |
| 08/04/1999 | CN1225157A Dosing pump with magnetic control |
| 08/03/1999 | US5931647 For pumping fluids from a fluid source to a fluid sink |
| 07/28/1999 | EP0931934A1 Pumping system for viscous materials |