| Patents for F04B 53 - Component parts, details or accessories not provided for in, or of interest apart from, groups or (19,443) |
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| 07/18/2007 | CN1327135C Apparatus for mounting piston of rotary disc type compressor |
| 07/18/2007 | CN1327134C Deformable device for piston pump |
| 07/17/2007 | US7244112 Pump having a removable cover |
| 07/12/2007 | DE112005001978T5 Definierter Leckagepfad für Hochdruckdichtung Defined leakage path for high pressure seal |
| 07/12/2007 | DE102006001176A1 Ventil mit einem kugeligen Dichtelement und Hubkolbenverdichter Valve with a spherical sealing element and reciprocating compressors |
| 07/11/2007 | CN2921371Y Anti-drop out double-metal cylinder jacket |
| 07/11/2007 | CN2921370Y Air compressor piston rod |
| 07/11/2007 | CN2921369Y Special non-return valve for domestic hand water pump |
| 07/11/2007 | CN2921368Y Wear resisting cutting ring |
| 07/11/2007 | CN1995755A Wearable shockproof cutting ring and method for making same |
| 07/11/2007 | CN1326239C Cooling assembly |
| 07/11/2007 | CN1325798C Permanently-non-plugging oil well pump sand-filtering machine |
| 07/10/2007 | US7241382 Method and system for filtering sediment-bearing fluids |
| 07/10/2007 | US7241120 Piston machine with ported piston head |
| 07/10/2007 | US7240606 Crimped piston to rod joint |
| 07/10/2007 | CA2259119C Connection module for a submergible pumping system and method for pumping fluid using such a module |
| 07/05/2007 | DE19924064B4 Verdrängerpumpe Displacement pump |
| 07/05/2007 | DE102006000747A1 Drive unit for driving hydraulic-piston-pump, has rotationally drivable motor shaft, and extender wheel that is arranged within extender wheel space and attached on motor shaft, where sponge is provided within extender wheel space |
| 07/04/2007 | EP1803937A1 Reciprocating diaphragm pump and check valve |
| 07/04/2007 | EP1802868A1 Fluid pressure generator |
| 07/04/2007 | EP1604112B1 Radial piston pump |
| 07/04/2007 | EP1390607B1 Central lubricating unit |
| 07/04/2007 | EP1023095B1 One-hand pulse pump |
| 07/04/2007 | CN2918900Y Fibulae type sealing oil ring |
| 07/04/2007 | CN2918794Y Material lifting piston |
| 07/04/2007 | CN2918793Y Combined type plunger piston |
| 07/04/2007 | CN1993550A Piston pump with improved efficiency |
| 07/04/2007 | CN1993549A Suitcase style air compressor assembly |
| 07/03/2007 | US7237474 Reciprocating pump |
| 06/28/2007 | WO2005106247A3 Five piston diaphragm pump |
| 06/28/2007 | US20070148026 Compressor |
| 06/28/2007 | US20070148025 Compressor |
| 06/28/2007 | US20070148024 Pump |
| 06/28/2007 | US20070148023 Pump |
| 06/28/2007 | US20070148012 Multi-functional rotating means of electric fan |
| 06/27/2007 | EP1801416A1 Reciprocating piston machine |
| 06/27/2007 | EP1801411A1 Fluid pump and high-pressure fuel feed pump |
| 06/27/2007 | EP1800006A2 Portable, rotary vane vacuum pump with removable oil reservoir cartridge |
| 06/27/2007 | CN2916190Y Multi-valve sand-prevention electro-submersible plunger pump |
| 06/27/2007 | CN2916189Y Oil drainage type anti-sand oil well pump |
| 06/27/2007 | CN2916182Y Short-crankshaft driven four-plunger pump with plungers in layered arrangement manner |
| 06/27/2007 | CN1989344A Piston pump with improved pressure build-up dynamics |
| 06/27/2007 | CN1989343A 往复泵 Reciprocating pump |
| 06/27/2007 | CN1987102A Locking lubricating device for plunger pump pressure ceal ring |
| 06/26/2007 | US7234448 Fuel injection pump having filter |
| 06/26/2007 | US7234388 Liner retention system |
| 06/21/2007 | WO2007069976A1 Device in an oil heating installation |
| 06/21/2007 | WO2007069975A1 Combined oil deaerator and oil pump |
| 06/21/2007 | WO2007068463A1 Water-cooled piston compressor |
| 06/21/2007 | DE102005060957A1 Pumping unit for a high-pressure pump has a pumping unit, a cylinder and multiple pistons and piston-guide devices for a sliding and lifting operation |
| 06/21/2007 | DE102005059831B3 Hochdruckpumpe High pressure pump |
| 06/20/2007 | EP1797358A1 Reciprocating machine |
| 06/20/2007 | CN2913803Y Pumping unit hydraulic collection-drainage maintaining device |
| 06/20/2007 | CN2913801Y Lubricating oil pump |
| 06/20/2007 | CN2913679Y Strap pumping unit shifter |
| 06/20/2007 | CN2913678Y Pressure bar grease gun specially for beam-pumping unit |
| 06/20/2007 | CN1982713A Rodded thickened-oil pump |
| 06/19/2007 | US7232423 Infusion pump system, an infusion pump unit and an infusion pump |
| 06/19/2007 | US7232293 Manual hydraulic pump |
| 06/14/2007 | WO2007067339A2 Fixed volume valve system |
| 06/14/2007 | US20070134116 Linear compressor |
| 06/14/2007 | DE4442737B4 Kolbenpumpe Piston pump |
| 06/14/2007 | DE19519468B4 Tauchlager zur Verwendung sowohl in Flüssigkeit als auch in gasförmiger Atmosphäre Diving bearing for use both in liquid and in gaseous atmosphere |
| 06/14/2007 | DE102006015897A1 Electric motor pump unit, has channels provided for transporting leakage fluid from crank case into spatial environment, and needle bush with ring shaped sealing unit, which closes gap within shaft passage |
| 06/14/2007 | DE102005059475A1 Pressurizing medium supply device e.g. vane cell pump, has pressure limiting valve comprising spring unit and valve unit arranged in valve chamber that is integrated in housing and connected with pressure generating device |
| 06/14/2007 | DE102005059031A1 Radial piston high pressure pump e.g. radial piston distributor type fuel injection pump, for internal combustion engine, has thrust surface of cam ring, guidance slot surface, rolling pickers surface and rolls surface, with micro recesses |
| 06/14/2007 | DE10135489B4 Kolben mit einem hohlen Kolbenkörper für hydrostatische Einheiten Piston having a hollow piston body for hydrostatic units |
| 06/13/2007 | EP1108170B1 Replaceable mud pump piston seal |
| 06/13/2007 | CN2911256Y Tungsten-plated non-crystalline alloyed corrosion proof pumping rod |
| 06/13/2007 | CN2911255Y Combined valve for ore slurry pump |
| 06/13/2007 | CN2911254Y Fixed valve box of oil well pump |
| 06/13/2007 | CN2911253Y Periodic exhausting oil well pump |
| 06/13/2007 | CN2911250Y D.C.linear pumping unit used in oil |
| 06/13/2007 | CN2911248Y Corrosion resistance diaphragm diving pump |
| 06/13/2007 | CN2911242Y Rubber plug of piston of slurry pump having arc bottom pressure equaling slots |
| 06/13/2007 | CN2911241Y Cylinder plunger friction pair of axial plunger pump |
| 06/13/2007 | CN1321280C Method of making closed cavity pistons |
| 06/12/2007 | CA2570932A1 Cabinet including a component replacement system |
| 06/07/2007 | WO2007064404A2 Microfluidic membrane pump and valve |
| 06/07/2007 | WO2007062736A2 Ink dosing device |
| 06/07/2007 | US20070128061 Fixed volume valve system |
| 06/07/2007 | US20070128053 Pump |
| 06/06/2007 | DE10360534B4 Kraftstoffhochdruckpumpe für Common-Rail-Einspritzsysteme High-pressure fuel pump for common rail injection systems |
| 06/06/2007 | DE102006035471A1 Fluid pump e.g. a fuel injection pump, has cam ring, provided on outer peripheral surface of cam and cam ring is slidable relative to cam and cam ring is adapted to it, to rotate cam shaft |
| 06/06/2007 | DE10133861B4 Antriebssystem für Pumpen Drive system for pumps |
| 06/06/2007 | CN2908861Y Piston of combined oil-well pump |
| 06/06/2007 | CN2908860Y Non-return valve of mixed slurry diaphragm pump |
| 06/06/2007 | CN2908391Y Vacuum antistaling device for wine container |
| 06/06/2007 | CN1977110A Vacuum pumping circuit and machine for treating containers equipped with same |
| 06/06/2007 | CN1320295C Sealing device |
| 06/05/2007 | US7225948 Self-orientating pump nozzle for fluid dispenser |
| 05/31/2007 | WO2006089303A3 Compact air compressor kit |
| 05/31/2007 | US20070122292 Air compressor |
| 05/31/2007 | DE10132134B4 Kolben Piston |
| 05/30/2007 | EP1790543A2 Pump for brake system |
| 05/30/2007 | EP1789679A1 Energy-saving high-capacity compressor |
| 05/30/2007 | EP1682777B1 Method for producing a connecting plate for a hydrostatic machine |
| 05/30/2007 | CN2906136Y 计量泵泵头 Metering pumps pump head |
| 05/30/2007 | CN2906130Y Long-plunger and short pump-barrel triplex anti-fouling oil well pump |
| 05/30/2007 | CN2906129Y Frequency conversion drive device for direct drive type screw pump |