| 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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| 11/28/2007 | EP1860323A1 A manual pump for hydraulic circuits |
| 11/28/2007 | CN200982291Y Hydraulic system double-cooling device of concrete conveying pump |
| 11/28/2007 | CN200982289Y Linear motor submersible reciprocal oil extraction pump |
| 11/28/2007 | CN200982282Y Air exhauster of food fresh-keeping box |
| 11/27/2007 | CA2460712C Pass through valve and stab tool |
| 11/22/2007 | WO2007021581A3 Positive displacement pump having piston and/or liner with vapor deposited polymer surface |
| 11/22/2007 | WO2000014406A3 Liner retainer assembly |
| 11/22/2007 | US20070269321 Compact vacuum pump |
| 11/22/2007 | US20070269318 Mounting bracket for handheld tool |
| 11/22/2007 | US20070267352 Method and system for filtering sediment-bearing fluids |
| 11/21/2007 | EP1856413A2 Driving rod for the piston of a reciprocating compressor |
| 11/21/2007 | EP1856380A1 Compressor sound suppression |
| 11/21/2007 | CN200978787Y Swash plate compressor piston |
| 11/21/2007 | CN200978786Y Piston pump for alkaline dry cell zinc-implanted glue and electrolytic fluid |
| 11/21/2007 | CN200978782Y Piston pump for high-pressure cleaning device |
| 11/21/2007 | CN101076653A Submersible pump |
| 11/21/2007 | CN101074664A Antiscaling alloy oil sucking pump |
| 11/20/2007 | US7296980 Intake valve for a high-pressure pump, in particular for internal combustion engine fuel |
| 11/20/2007 | US7296591 Valve arrangement for reciprocating machinery such as a pump and an compressor |
| 11/15/2007 | WO2007129998A1 Check valve for vibrating piston pump |
| 11/15/2007 | WO2007129804A2 Compressor |
| 11/15/2007 | WO2007056095A9 Crossover switching and pump system |
| 11/15/2007 | WO2006102627A3 Portable device for transferring fluids |
| 11/15/2007 | US20070264143 Pump for providing three modes of pumping |
| 11/15/2007 | US20070264142 Pumping and sucking apparatus |
| 11/15/2007 | US20070264140 Air compressor having improved valve device |
| 11/15/2007 | US20070264132 Pump drive alignment apparatus and method |
| 11/15/2007 | DE19747636B4 Hochdruckpumpenventil High-pressure pump valve |
| 11/14/2007 | EP1855004A1 Reciprocating pump having two diaphragms |
| 11/14/2007 | EP1853823A1 Reciprocating gas compression installation with controlled leakage rate |
| 11/14/2007 | CN200975337Y Plunger type unpowered suction device |
| 11/14/2007 | CN200975334Y Anti-scaling oil production pump |
| 11/14/2007 | CN200975321Y Plunger piston structural in liquid phase chromatography high pressure infusion pump |
| 11/14/2007 | CN101072948A Device for the tightening of a gland nut |
| 11/14/2007 | CN101070841A High-pressure-resistant wear-resisting contact type reciprocation sealing with washing ring |
| 11/14/2007 | CN101070840A Oil-submersible motor pump protection device |
| 11/14/2007 | CN100348864C Mechanical part of lock for dual capacity compressor |
| 11/14/2007 | CN100348859C 安全燃料喷射泵 Safety fuel injection pump |
| 11/13/2007 | US7293919 Bearing device |
| 11/13/2007 | US7293495 Motor-pump unit |
| 11/08/2007 | WO2007124873A1 Metering pump |
| 11/08/2007 | DE102005023350B4 Doppelhub-Kolbenpumpe Hand Pump |
| 11/07/2007 | EP1852608A1 Air compressor having changeable structure |
| 11/07/2007 | EP1850976A1 High-pressure cleaning device |
| 11/07/2007 | CN200971856Y Lubrication oil saving control device for concrete pump |
| 11/07/2007 | CN200971855Y Oil hydraulic water valve lid of water isolation pump |
| 11/07/2007 | CN200971854Y Guide rack for check valve of water isolation pump |
| 11/07/2007 | CN200971853Y Vertical suction air pack for reciprocating pump |
| 11/07/2007 | CN200971848Y Corrosion-proof sand-proof underground beam unit |
| 11/07/2007 | CN200971842Y Distribution valve for continuous discharging concrete pump |
| 11/07/2007 | CN200971343Y Improved mechanical capsulation lubrication device of esterification reaction pump |
| 11/07/2007 | CN101067413A Sand stop for electric submersible pump |
| 11/06/2007 | US7290992 Suspension device for an electric pump |
| 11/06/2007 | US7290560 Valve cover locking system |
| 11/06/2007 | US7290559 Check valve for a high-pressure pump of a fuel injection system for an internal combustion engine |
| 11/06/2007 | US7290554 Embedded microfluidic check-valve |
| 11/05/2007 | CA2545905A1 Stepped cylinder piston pump |
| 11/04/2007 | CA2587761A1 Stuffing box with wear indicator |
| 11/01/2007 | WO2007021845A3 Fill port for a self-priming centrifugal pump, with safety device |
| 11/01/2007 | WO2005103491A3 Air displacement apparatus for use with a fluid transfer device |
| 10/31/2007 | EP1000244B2 Method for evacuating a wet gas, treatment device for carrying out this method and suction pump for a treatment device of this type |
| 10/31/2007 | DE10014118B4 Anordnung mit einer Brennstoffdosierpumpe, insbesondere eines Fahrzeugheizgerätes Arrangement with a fuel metering pump, especially a vehicle heater |
| 10/31/2007 | CN200968280Y Water mixing pumping thickened oil pump |
| 10/31/2007 | CN200968279Y Pole special for trapezium side-plug-in dropping stop screw pump well |
| 10/31/2007 | CN101065278A Pressure generator for a vehicle brake system and method for mounting said pressure generator |
| 10/31/2007 | CN101063446A Enclosed compression device, device and method for manufacturing same |
| 10/31/2007 | CN100346072C Sealing structure of oil-well pump and oil-well pump therewith |
| 10/30/2007 | US7287967 High-pressure pump having small initial axial force of a clamping bolt |
| 10/30/2007 | US7287964 Method and system for pumping powder, and powder coating apparatus |
| 10/30/2007 | US7287547 Inlet or outlet valve for a pump |
| 10/30/2007 | US7287460 Hydraulic retention system for reciprocating pump cylinder liner |
| 10/25/2007 | WO2007118722A1 Pump, particularly for a hydraulic unit |
| 10/25/2007 | WO2007118568A1 Feed pump and sealing arrangement for same |
| 10/25/2007 | WO2007118508A1 Device for conveying flowable materials, in particular lubricants |
| 10/25/2007 | WO2007069976A8 Device in an oil heating installation |
| 10/25/2007 | WO2007069975A8 Combined oil deaerator and oil pump |
| 10/25/2007 | WO2006081642A8 'driving rod for the piston of a reciprocating compressor' |
| 10/25/2007 | US20070248479 Vacuum Pumping Circuit and Machine for Treating Containers Equipped with Same |
| 10/25/2007 | DE19847471B4 Kolbenpumpe Piston pump |
| 10/25/2007 | DE102006016897A1 Pumpe, insbesondere für ein Hydraulikaggregat Pump, in particular for a hydraulic unit |
| 10/25/2007 | CA2642865A1 Means for delivery of flowable media, especially lubricants |
| 10/24/2007 | CN200964943Y Gas-proof lock valve of oil pump |
| 10/24/2007 | CN200964942Y Air nozzle of inflator |
| 10/24/2007 | CN200964928Y Double cylinder plunger pump |
| 10/24/2007 | CN101061315A Axial piston machine |
| 10/24/2007 | CN101059127A Superhigh pressure three-cylinder plunger pump |
| 10/24/2007 | CN100344877C Mechanical part of lock for dual capacity compressor |
| 10/24/2007 | CN100344876C Connection structure of crankshaft and connecting rod for compressor |
| 10/24/2007 | CN100344873C Locking device for dual capacity compressor |
| 10/23/2007 | US7284971 Hermetic compressor |
| 10/23/2007 | US7284965 Compact vacuum pump |
| 10/23/2007 | US7284964 Peristaltic injector pump leak monitor |
| 10/23/2007 | US7284962 Micropump |
| 10/23/2007 | US7284961 Pumping system, replacement kit including piston and/or cylinder, and method for pumping system maintenance |
| 10/23/2007 | US7284572 Valve |
| 10/23/2007 | US7284474 Piston-pumping system having o-ring seal properties |
| 10/20/2007 | CA2581572A1 Pump housing for a domestic appliance |
| 10/19/2007 | CA2568434A1 Plunger lift apparatus |
| 10/18/2007 | WO2007116058A1 Pump |
| 10/18/2007 | US20070243090 Pump Cylinder And Method Of Producing A Thermoplastic Alloy For One Such Pump Cylinder |