| Patents for F04B 23 - Pumping installations or systems (4,078) |
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| 04/17/2008 | DE102006048657A1 Radial piston pump, has needle roller bearing provided with external ring, whose eccentric movement is converted into reciprocating movement of pump plunger, where external ring is arranged radially within non-circular external sleeve |
| 04/16/2008 | CN101162020A Self priming pump |
| 04/10/2008 | WO2008040477A1 Peristaltic micropump having an exchangeable pump head |
| 04/10/2008 | WO2007142554A3 Device for testing crude oil and gas |
| 04/10/2008 | DE10114042B4 Hydraulikanlage für zwei Konstantpumpen Hydraulic system for two fixed displacement pumps |
| 04/10/2008 | CA2665272A1 Peristaltic micropump having an exchangeable pump head |
| 04/09/2008 | CN100379592C Actuator device |
| 04/08/2008 | US7354511 Hydraulic unit for industrial trucks |
| 04/08/2008 | US7354254 Compact vacuum pump |
| 04/03/2008 | WO2008037306A1 Hydrostatic drive unit |
| 04/03/2008 | US20080080984 Evacuation apparatus |
| 04/03/2008 | DE102006046457A1 Dosing device for metering out free-flowing substances has a flexible membrane to apply pressure onto a substance to be dosed out along with a storage device and a pulsation absorber |
| 04/03/2008 | DE102006044300A1 Pumpenanordnung mit mindestens zwei Radialkolbenpumpen Pump assembly having at least two radial piston pumps |
| 04/02/2008 | EP1906013A2 Metering pump, spraying device for spraying agents and method for operating such a spraying device |
| 04/02/2008 | EP1904746A2 Fluid delivery device |
| 03/27/2008 | WO2008034226A1 Fluid supply unit |
| 03/27/2008 | CA2663686A1 Fluid supply unit |
| 03/26/2008 | CN101149049A Linked control constant-flux pump |
| 03/26/2008 | CN100376728C Apparatus for injecting a liquid dye into a polymer melt |
| 03/20/2008 | US20080069705 Heat exchange device and fuel supply device |
| 03/20/2008 | US20080066789 Steam mop |
| 03/20/2008 | DE102006042619A1 Machine tool device for hydraulic system, has hydraulic pumps driven by electromotor, where hydraulic pumps are arranged in space that is limited by intermediate units and auxiliary units |
| 03/13/2008 | CA2662495A1 Oil-free air compressor system with inlet throttle |
| 03/12/2008 | EP1898131A1 Hydraulic hybrid vehicle |
| 03/12/2008 | EP1317624B1 Hydraulic system comprising a main pump and a precompression pump |
| 03/12/2008 | CN101142406A Fixed and variable compressor system capacity control |
| 03/12/2008 | CN100374723C Fuel supply apparatus |
| 03/12/2008 | CN100374718C liquid supplying pump |
| 03/06/2008 | US20080056921 Well fluid pumping arrangement |
| 03/05/2008 | EP1435892A4 External counter pulsation apparatus |
| 03/05/2008 | CN100373089C Lubricant supplying device |
| 03/04/2008 | US7337869 Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof |
| 02/27/2008 | CN100371594C Package-type fluidic apparatus |
| 02/26/2008 | US7334600 Priming apparatus for a centrifugal pump |
| 02/21/2008 | WO2008003704A3 Power controller |
| 02/21/2008 | WO2007142554A9 Device for testing crude oil and gas |
| 02/21/2008 | DE102006038073A1 Kolbenmaschineneinheit mit einer hydrostatischen Kolbenmaschine und einer Hilfspumpe Piston engine unit with a hydrostatic piston engine and an auxiliary pump |
| 02/20/2008 | CN101128335A Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof |
| 02/19/2008 | US7331771 Method and apparatus for attaching a transmission filter to a pump |
| 02/19/2008 | US7331770 Disposable two-stage pump |
| 02/19/2008 | US7331769 Pumping system |
| 02/13/2008 | EP1886020A2 Device and method for evacuating a storage bag |
| 02/13/2008 | CN100368683C Atopic piston-pump and comb having the pump for dyeing hair |
| 02/12/2008 | US7329105 Multi-directional pump |
| 02/07/2008 | US20080031746 Method and device for regulating fluid pump pressures |
| 02/06/2008 | EP1884661A2 Multiple pump unit |
| 02/06/2008 | EP1883458A1 Multi-drive converter unit for driving multiple fire suppression accessories |
| 02/06/2008 | CN201016329Y Adjustable combination valve hydraulic force balancing pump head |
| 02/05/2008 | US7325398 Closed circuit energy recovery system for a work implement |
| 01/30/2008 | CN101113727A Multiple pump unit |
| 01/24/2008 | WO2008010490A1 Cycloid reciprocating engine and pump employing this crank mechanism |
| 01/22/2008 | US7320577 Dual pump transmission |
| 01/17/2008 | US20080014106 Method of operation of a reciprocating positive-displacement pump and reciprocating positive-displacement pump |
| 01/17/2008 | DE202007013935U1 Mobile Hydraulikpumpe für hydraulisch zu betreibende Werkzeuge Mobile hydraulic pump for hydraulically to be operated tools |
| 01/16/2008 | EP1877879A2 Automatic start additive injection system for fire fighting vehicles |
| 01/16/2008 | EP1877662A2 Variable volume, shape memory actuated insulin dispensing pump |
| 01/15/2008 | US7318709 Pump valve assembly |
| 01/10/2008 | WO2008003704A2 Power controller |
| 01/10/2008 | US20080006089 Pump integrity monitoring |
| 01/10/2008 | DE102006029461A1 Pre-supply pump for use in common rail injection system, has rotor set consisting of outer ring and rotor driven by drive shaft, where rotor is provided as integral component of drive shaft |
| 01/10/2008 | CA2655181A1 Power controller |
| 01/09/2008 | CN101100986A Underwater high-velocity jet pump |
| 01/03/2008 | WO2008001657A1 Fluid pressure drive device |
| 01/03/2008 | DE102006030188A1 Motor-pump assembly for car power steering has shock absorbers between pump module and assembly casing consisting of leaf spring, positioning pin, resilient seals, washers and shaft coupling |
| 01/03/2008 | DE102006029654A1 Engine-pump- assembly component for motor vehicle, has radially expandable holder ring e.g. metallic snap ring, arranged between contact surfaces of housing and contact surfaces of cover, where surfaces lie against opposite sides at ring |
| 01/02/2008 | CN101096949A Motor/pump unit |
| 12/27/2007 | WO2007148237A1 Valve head for high pressure homogeniser |
| 12/27/2007 | US20070297278 Method and apparatus for storing and delivering liquid color materials |
| 12/26/2007 | CN100357597C Gear volume-changing reciprocating compressor and pump |
| 12/26/2007 | CN100357592C Combination pump of piezoelectric ceramics |
| 12/25/2007 | US7311502 Method for using a hydraulic amplifier pump in ultrahigh pressure liquid chromatography |
| 12/19/2007 | CN100355482C Strainer and valve release |
| 12/13/2007 | WO2007142554A2 Device for testing crude oil and gas |
| 12/13/2007 | DE102006025697A1 Cover for the resonator zone of a motor pump assembly, e.g. for a hydraulic servo-assisted steering system, has prepared separate passage openings for the non-return valve ball and the pressure limit valve |
| 12/12/2007 | EP1864019A1 Hydraulic group |
| 12/12/2007 | EP1247055B1 Hydraulic hybrid vehicle |
| 12/06/2007 | WO2007138633A1 Positive displacement piston pump, for lubrication |
| 12/06/2007 | US20070278027 Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof |
| 12/06/2007 | CA2652914A1 Positive displacement piston pump, for lubrication |
| 12/05/2007 | EP1861622A2 Multiple compressor control system |
| 12/05/2007 | CN100353063C Liquid materials supply system |
| 12/04/2007 | US7303378 Apparatus for delivering fuel from a tank to an internal combustion engine |
| 12/04/2007 | US7303096 Liquid delivery system |
| 11/29/2007 | WO2007134454A1 Method and apparatus for controlling a relay pumping setup |
| 11/29/2007 | CA2652993A1 Method and apparatus for controlling a relay pumping setup |
| 11/27/2007 | US7299888 Pump unit and working vehicle |
| 11/22/2007 | WO2007011923A3 Fluid delivery device |
| 11/21/2007 | EP1857674A1 Hydraulic assembly |
| 11/20/2007 | US7296598 Vacuum canister |
| 11/15/2007 | WO2007130850A2 Single stage to two stage compressor |
| 11/15/2007 | DE102006021682A1 Hydraulikaggregat Hydraulic unit |
| 11/14/2007 | EP1409871B1 Liquid dispensing device |
| 11/14/2007 | CN200975021Y Automatic water draining apparatus for proton subterranean equipment machinery room |
| 11/14/2007 | CN101070830A Hydraulic unit |
| 11/13/2007 | US7293919 Bearing device |
| 11/08/2007 | WO2007125270A1 Apparatus and method for pumping fluid |
| 11/08/2007 | WO2005075233A3 Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof |
| 11/08/2007 | US20070258831 Single stage to two stage compressor |
| 11/08/2007 | CA2650386A1 Apparatus and method for pumping fluid |
| 11/06/2007 | US7290991 Dual oil supply pump |