Patents for F04B 23 - Pumping installations or systems (4,078)
07/2003
07/17/2003WO2003057343A1 Liquid medicine supplying device and mwthod for supplying liquid medicine
07/17/2003US20030131826 Suction controlled pump for HEUI systems
07/15/2003US6592336 Hydraulic pump with a built-in electric motor
07/10/2003US20030129065 Air compressor, air storage, and high pressure cleaning machine structure
07/03/2003US20030125672 Reservoir connector
07/01/2003US6585695 Reservoir connector
07/01/2003US6585498 Motor-pump unit with pump shaft pinion enmeshed with motor rotor
06/2003
06/26/2003WO2003052271A1 Crank shaft in dual capacity compressor
06/26/2003US20030118459 Hydraulic amplifier pump for use in ultrahigh pressure liquid chromatography
06/18/2003EP1319831A2 High pressure fuel pump having integrated vane feed pump
06/12/2003US20030108443 Fuel injection pump
06/11/2003EP1318295A1 Apparatus for fuel injection and compressing air
06/11/2003EP1317624A1 Hydraulic system comprising a main pump and a precompression pump
06/10/2003US6575709 Pumps
06/05/2003WO2003046380A1 Axial piston pump/motor with clutch and through shaft
06/05/2003US20030103850 Axial piston pump/motor with clutch and through shaft
06/04/2003CN1110642C Process components, containers and pipeline for containing and transporting cryogenic temperature fluids
06/03/2003US6572339 Positive displacement fluid pump having improved fill characteristics
05/2003
05/30/2003WO2003044940A1 Actuator driving device of working machine
05/28/2003EP1165247B1 Suction pump
05/28/2003CN1420963A 化学计量泵 Chemical metering pumps
05/28/2003CN1109819C Series pump with auxiliary pump.
05/27/2003US6568913 Lubrication pump for a swash plate type compressor
05/22/2003US20030095875 Fuel injection pump
05/22/2003US20030094199 System and method for pumping high-viscous fluids through heat exchangers
05/15/2003WO2002060594A3 Liquid color pumping method and supply apparatus
05/15/2003WO2001096742B1 Portable hydraulic pump unit
05/15/2003US20030089121 Method and apparatus for variable frequency controlled compressor and fan
05/14/2003EP1309787A1 Fuel tank mounted, motorized high pressure gasoline pump
05/08/2003US20030084784 Internally supercharged axial piston pump
05/06/2003US6558134 Fluid intensifier pump system
04/2003
04/29/2003US6555986 Method and apparatus for detection of occlusions
04/24/2003US20030077188 Compact eletrohydraulic motor pump unit
04/23/2003EP1303700A1 Thick matter pump
04/22/2003US6551078 Pump assembly for an aquarium
04/22/2003US6551069 Compressor with a capacity modulation system utilizing a re-expansion chamber
04/17/2003WO2003031817A1 High pressure pump system for supplying a cryogenic fluid from a storage tank
04/17/2003US20030070428 Electrohydraulic motor pump aggregate, attachable element and pressure limiting valve
04/16/2003EP1302663A1 Electro-hydraulic motor pump unit and check valve unit
04/16/2003EP1302660A2 Cooling of electrical driven pump
04/15/2003US6547527 Generator unit with clutch-driven pump
04/10/2003US20030068239 Pump for exerting pressure on fluid and fluid tank unit having the same
04/09/2003EP1300189A2 Air drive system
04/09/2003EP1299193A1 Fluid product dispensing pump
04/08/2003US6543649 Child-resistant liquid dispenser
04/02/2003EP1297257A1 Flywheel system with parallel pumping arrangement
04/01/2003US6539986 Liquid discharging apparatus and method for discharging liquid
03/2003
03/27/2003WO2003024315A2 External counter pulsation apparatus
03/27/2003WO2002014677A9 Fuel tank mounted, motorized high pressure gasoline pump
03/27/2003US20030059311 Pump
03/27/2003CA2460165A1 External counter pulsation apparatus
03/26/2003EP1296060A2 Fuel injection system for an internal combustion engine
03/25/2003US6537039 Hydraulic drive portable air compressor system
03/19/2003EP1293669A2 Hydraulic vehicle steering pump driven by combustion engine
03/19/2003EP1293663A2 Pump unit and fluid supplying system
03/19/2003EP1292768A1 Axial piston engine
03/19/2003CN1103433C Intercooling system of controlling constant temperature for multistage compressor and method thereof
03/13/2003US20030049143 Integrated pump
03/13/2003US20030047218 Hydraulic power assembly having a removable top
03/13/2003US20030046930 Arrangement structure of swash plate hydraulic pump hydraulic pump
03/12/2003EP1290344A1 Portable hydraulic pump unit
03/12/2003CN1402649A Device and method for pumping high viscosity fluids
03/05/2003EP1090226B1 Dual pump unit
03/04/2003US6526748 Control device for hydraulic pump
02/2003
02/27/2003US20030037545 Hydraulic system with variable fluid flow under pressure to fluid-operated consumers
02/26/2003EP1286058A2 Hydraulic system for injection moulding machines
02/26/2003EP1286057A1 Hydraulic circuit of construction machinery
02/25/2003US6524084 Motor pump unit
02/25/2003CA2232955C High-pressure hydraulic pump with improved performance
02/20/2003WO2002101242A3 Compressor with a capacity modulation system utilizing a re-expansion chamber
02/20/2003US20030033803 Tandem pump unit
02/19/2003CN2536221Y Frequency varying movable extrinsic counterpulsation device
02/18/2003US6520076 Oil pressure device
02/18/2003CA2270782C Cascaded progressing cavity pump system
02/13/2003WO2003011439A1 Pump for seawater desalination systems using reverse osmosis
02/13/2003CA2420125A1 Pump for seawater desalination systems using reverse osmosis
02/11/2003US6516784 Pressure accumulating distribution type fuel injection pump
02/11/2003US6516622 Method and apparatus for variable frequency controlled compressor and fan
02/05/2003CN1100924C Multi-dot foundation filling construction method and apparatus
01/2003
01/30/2003US20030021709 Plunger pump device
01/30/2003US20030021700 Fluid intensifier pump system
01/29/2003CN1394273A Hydraulic hybrid vehicle
01/29/2003CN1393638A Device for draining fluid
01/28/2003US6510780 Ball screw driven pump
01/23/2003US20030017061 Pump for sea water desalination systems by reverse osmosis
01/23/2003US20030017057 Pump unit and fluid supplying system
01/21/2003US6510366 Apparatus and method for customizing cosmetic products
01/16/2003WO2003004242A1 Hydraulic unit
01/16/2003US20030012660 Fuel injection pump
01/16/2003DE20216295U1 Piston pump for multiple component adhesives has common drive shaft connected to lever arms coupled to connecting rods of different size pumping cylinders
01/15/2003EP1274932A1 Pump
01/09/2003WO2002084117A3 Speed variable feed pump
01/08/2003EP1181453B1 Motor-pump unit
01/08/2003EP1102935B1 A motor driven pump
01/07/2003US6502394 Pump
01/03/2003WO2003001059A1 Liquid dispensing device
01/01/2003CN1097683C Fluid cooling device
12/2002
12/31/2002US6499966 Motor driven pump
12/27/2002WO2002093016A3 Hydraulic pump nozzle and method of use
12/26/2002US20020197173 Fluid discharging device
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