Patents for F04B 23 - Pumping installations or systems (4,078)
12/2004
12/01/2004EP1481735A2 Twirling dip tube
12/01/2004EP1480906A2 Liquids dispensing systems and methods
11/2004
11/30/2004US6824364 Master/slave pump assembly employing diaphragm pump
11/24/2004EP1479906A2 Laboratory pumping unit
11/24/2004EP1478853A2 Variable capacity compressor and heat exchanging system
11/24/2004EP1292768B1 Axial piston engine
11/23/2004US6823289 Pump trouble diagnosing device for hydraulic drive device and display device of the diagnosing device
11/18/2004WO2003072161A3 Fluid pump
11/17/2004CN2656663Y Metering pump for hydraulic filling machine
11/16/2004US6817990 Fluid reservoir piston
11/16/2004US6817838 Fuel injection pump with a filter
11/16/2004US6817490 Fluid product dispensing pump
11/16/2004US6817198 Method and apparatus for variable frequency controlled compressor and fan
11/16/2004CA2363062C Bottom entry pumping system with tertiary containment
11/11/2004US20040222142 Fuel filter and fuel supply system
11/11/2004US20040221879 Motor-integrated pump and washing apparatus using the same
11/11/2004US20040221573 Pump unit
11/04/2004US20040219027 Strainer and valve release
11/04/2004US20040217191 Liquid pressurizing device
11/03/2004EP1473459A1 Fuel filter and fuel supply device
11/03/2004CN1543537A Fuel filter and fuel supply device
11/03/2004CN1541748A Strainer and valve release
11/02/2004US6811382 Integrated pumping system for use in pumping a variety of fluids
10/2004
10/27/2004EP1471250A1 Fuel Injection Pump
10/27/2004CN1540164A Atopic piston-pump and comb having the pump for dyeing hair
10/26/2004US6808121 Fluid pump
10/26/2004US6807951 High-pressure fuel pump with integrated blocking-vane prefeed pump
10/21/2004US20040208750 Fluid discharge pumping apparatus
10/20/2004EP1468190A1 Liquid cooled electric driven rotordynamic system
10/19/2004US6805538 Fuel tank mounted, motorized high pressure gasoline pump
10/19/2004US6805105 Fuel supply system for alternative fuel
10/14/2004WO2004088136A2 Disposable fluid delivery system
10/14/2004DE202004009057U1 Motor/Pumpen-Aggregat Motor / pump assembly
10/13/2004EP1466098A2 Runaway protection for sprayer
10/13/2004CN1170686C Ink pump of printer drived by movement of bracket
10/07/2004US20040197217 Pump unit
10/06/2004CN1534198A Fluid draining pump device
10/06/2004CN1534185A 燃油喷射泵 Fuel injection pump
10/05/2004US6800071 Fluid reservoir piston
10/05/2004US6799704 Drywall tool
09/2004
09/30/2004US20040191128 Slide stainer with heating
09/30/2004US20040191086 Disposable fluid delivery system
09/30/2004US20040191074 Fuel injection pump
09/30/2004US20040190992 Decrease of loss from the flood
09/30/2004US20040187488 Hydraulic unit
09/30/2004DE10312417A1 Hydraulic aggregate, has drive unit, consisting of a main engine and associated pumps, which operationally coordinates with a pump unit, a cooling equipment, an air filter, a heating fixing device, and a filter
09/29/2004EP1462648A2 Fluid discharge pumping apparatus
09/23/2004DE20307327U1 Vacuum pump, with piston pumps in series, has a common housing for a series containing a double piston giving pistons of different dimensions and running sleeves with a different wall thickness
09/21/2004US6793463 Tandem pump and interface for same
09/21/2004US6792915 Fuel supply apparatus for an internal combustion engine
09/16/2004WO2004079205A1 Hydraulic device
09/16/2004DE10310183A1 Radial piston fluid pump has star array cylinders with eccentric mounting and common outlet for different pressure outlet valves
09/15/2004EP1456538A1 Crank shaft in dual capacity compressor
09/15/2004EP1456536A1 Hydraulic amplifier pump
09/15/2004CN1529793A Compressor with capacity modulation system utilizing re-expansion chamber
09/14/2004US6790017 Integrated pump with serial-connected pump units arranged in parallel
09/14/2004CA2324489C Pump designed to be fitted to a receptacle, comprising an elastically deformable diaphragm outside the pump chamber
09/10/2004CA2557325A1 Pulse activated actuator pump system
09/09/2004US20040175277 Hydrostatic pump assembly having symmetrical endcap
09/09/2004US20040175275 Tandem pump unit
09/09/2004US20040173641 Liquid dispensing device
09/08/2004EP1455439A1 Actuator driving device of working machine
09/07/2004US6786709 Gear pump with a drive and a hydraulic tank
09/02/2004US20040170515 Integrated filter housing
09/02/2004US20040170510 Method for using a hydraulic amplifier pump in ultrahigh pressure liquid chromatography
09/02/2004US20040168434 Hydraulic module
09/02/2004DE10306006A1 Hydraulikmodul Hydraulic module
08/2004
08/31/2004US6783334 Hydraulic pump reservoir having deaeration diffuser
08/26/2004US20040164013 Pump for liquid chromatograph
08/24/2004US6779433 Axial piston engine
08/19/2004US20040161344 Oil pump system
08/18/2004EP1447125A1 Pump for seawater desalination systems using reverse osmosis
08/12/2004US20040155118 Fluid pump
08/12/2004DE20313408U1 Vibrator pressure submergible pump for pumping water operates with a membrane system linked to a pump valve, an oscillating motor and a pump system activated by an alternating current
08/11/2004CN1161539C Reciprocating fluid machines
08/10/2004US6773238 Pumping device for discharging large amounts of liquid
08/10/2004US6772591 Pump unit
08/10/2004US6772589 Hydraulic system with variable fluid flow under pressure to fluid-operated consumers
08/05/2004US20040151596 Matching or not matching flow rates in two flow paths
08/05/2004US20040148928 Rotary hydraulic machine
08/04/2004CN1517547A 往复泵和真空泵 Reciprocating pumps and vacuum pumps
08/04/2004CN1160525C Lubricating oil pump for engines or compressors
08/03/2004US6769745 Vehicle brake system comprising a motor/pump unit and an aggregate
08/03/2004US6769414 Fuel system, method for operating the fuel system, computer program and control and/or regulating unit for controlling the fuel system
08/03/2004US6769413 Fuel injection pump
07/2004
07/29/2004US20040144736 A Chemical Liquid Supply Apparatus and A Chemical Liquid Supply Method
07/28/2004EP1194691B1 Piston pump, method and installation for filtering water
07/28/2004CN1516783A Liquid dispensing device
07/22/2004CA2723331A1 Water circulation systems for ponds, lakes, and other bodies of water
07/15/2004WO2004059164A1 Dosing pump assembly
07/15/2004US20040136837 High-pressure pump, in particular for a common-rail injection system
07/15/2004DE4225380B4 Hydrostatisches Aggregat mit einer Hauptpumpe und einer Nebenpumpe Hydrostatic unit with a main pump and a secondary pump
07/15/2004DE20313409U1 Vibrating submerged pressure pump with diaphragm system, has winding which generates oscillations which are transferred to armature and pump valve
07/14/2004EP1435892A2 External counter pulsation apparatus
07/14/2004CN1512907A Integrated filter housing
07/14/2004CN1512080A Hydraulic producing device
07/13/2004CA2213194C Multiple piston pump
07/08/2004US20040131474 Pumping system
07/08/2004US20040131472 Reciprocating pump and vacuum pump
07/07/2004EP1435459A2 Reciprocating pump and vacuum pump
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