| 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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| 05/01/2013 | EP2585680A1 Differential pressure controlled motor and pump barrier fluids pressure regulation system |
| 05/01/2013 | EP2585679A1 A motor and pump barrier fluids pressure regulation system in a subsea motor and pump module |
| 05/01/2013 | EP2585678A1 A compensated barrier and lubrication fluids pressure regulation system for a subsea motor and pump module |
| 05/01/2013 | EP2585322A1 Air supply device for a vehicle having pneumatic devices |
| 05/01/2013 | CN202914303U Double-plastic shell structure capable of improving heat dissipation and intensity |
| 05/01/2013 | CN202914302U Balance pump |
| 05/01/2013 | CN202914301U Improved type middle plunger structure used for synchronous multi-stage plunger oil cylinder |
| 05/01/2013 | CN202914300U Oil well pump plunger with scraping function |
| 05/01/2013 | CN202914299U Gas additive pump temperature control device |
| 05/01/2013 | CN202914298U Water pump lifting handle |
| 05/01/2013 | CN202914297U Flow channel design for electromagnetic pneumatic booster water pump |
| 05/01/2013 | CN202914296U Adjusting handle locking device with sliding function and rotary interlocking function |
| 05/01/2013 | CN202914295U Water pump for engine oil cooling system |
| 05/01/2013 | CN202914294U Air leakage preventing sealing air bag of pump device |
| 05/01/2013 | CN202914293U Slow-speed of revolution big-displacement emulsion pump |
| 05/01/2013 | CN202914292U Oil-well pump load reduction device |
| 05/01/2013 | CN202914283U Parallel-connection type double-cavity oil well pump |
| 05/01/2013 | CN202914282U Displacement type gas prevention deep sucker rod pump |
| 05/01/2013 | CN202914281U Piezoelectric pump |
| 05/01/2013 | CN202914264U Painting pump |
| 05/01/2013 | CN202914263U Addition pump special for cement grinding aid |
| 05/01/2013 | CN202914260U Inclined shaft type axial plunger pump |
| 05/01/2013 | CN103080552A Valve of a piston pump with a closing body |
| 05/01/2013 | CN103080548A 流体旋转机械 Fluid rotating machinery |
| 05/01/2013 | CN103080547A Method of measuring a property of entrained gas in a hydraulic liquid and fluid-working machine |
| 05/01/2013 | CN103080545A Device for throttling a fluid flow, and corresponding piston pump for delivering fluids |
| 05/01/2013 | CN103080530A Pump unit for feeding fuel, preferably diesel fuel, to an internal combustion engine and associated assembly method |
| 05/01/2013 | CN103075335A Process flow of passenger bus door pump cylinder sleeve |
| 05/01/2013 | CN103075334A Precooling method for infiltrative type low-temperature liquid pump |
| 05/01/2013 | CN103075318A Curve slider reciprocating piston pump |
| 05/01/2013 | CN103075317A Dual-pump type axial variable displacement plunger pump |
| 05/01/2013 | CN103075316A Semiaxis type pure-water hydraulic axial plunger pump supported by bearings in cylinder |
| 05/01/2013 | CN101675251B Sealing system device |
| 04/30/2013 | US8430648 Rotary compressor |
| 04/30/2013 | US8430018 Device for coupling a piston to an annular disk |
| 04/25/2013 | WO2012104065A3 Piston arrangement of a hydraulic piston machine |
| 04/25/2013 | WO2011104548A3 Fluid-working machine and method of operating a fluid-working machine |
| 04/25/2013 | US20130101452 Pulsatile rotary ventricular pump |
| 04/25/2013 | US20130101443 Variable Capacity Compressor |
| 04/25/2013 | US20130098005 Delivery pump for a fluid, metering device having the delivery pump and motor vehicle having the metering device |
| 04/25/2013 | DE10322603B4 Kolbenpumpe, insbesondere Hochdruck-Kolbenpumpe für Brennkraftmaschinen mit Direkteinspritzung Piston pump, in particular high-pressure piston pump for internal combustion engines with direct |
| 04/25/2013 | DE102011054592A1 Sealing device for fuel pump of motor vehicle, has annular sealing unit peripherally contacting drive shaft of fuel pump in sections, and liquid barrier that peripherally wets annular sealing unit completely during rotation of drive shaft |
| 04/24/2013 | EP2584198A2 Delivery pump for a fluid |
| 04/24/2013 | EP2582980A2 Multi-stage low pressure drop muffler |
| 04/24/2013 | EP2582966A1 Renewable energy turbine generator provided with hydraulic pump with a segmented cover and method to assembly the pump |
| 04/24/2013 | CN202900632U A tower cap-type adapter for a plunger pump respirator |
| 04/24/2013 | CN202900631U Anti-gas oil well pump |
| 04/24/2013 | CN202900630U Barrel oil pump |
| 04/24/2013 | CN202900629U Pumping unit oil cylinder structure |
| 04/24/2013 | CN202900628U Cylinder sleeve and slush pump of comprising the same |
| 04/24/2013 | CN202900627U Plastic pump head |
| 04/24/2013 | CN202900626U Plunger special for water flooding pump station booster pump |
| 04/24/2013 | CN202900625U Sand prevention pump |
| 04/24/2013 | CN202900624U Low-noise check valve |
| 04/24/2013 | CN202900623U Dual-guide-tape nonmetal sealing conical valve with rotatable spool |
| 04/24/2013 | CN202900622U Lower valve support structure |
| 04/24/2013 | CN202900621U 智能泵控阀 Intelligent Pump Control Valve |
| 04/24/2013 | CN202900620U Cooling pump vent hole structure |
| 04/24/2013 | CN202900619U Protector for sand pump packing |
| 04/24/2013 | CN202900618U Anti-falling device for oil pump bearing back cap |
| 04/24/2013 | CN202900617U Novel pumping assistant machine |
| 04/24/2013 | CN202900616U Water pump connecting structure |
| 04/24/2013 | CN202900615U Circulating balance seal box assembly of plunger pump |
| 04/24/2013 | CN202900614U Drilling-pump water discharging device |
| 04/24/2013 | CN202900613U Speed reducer of oil pumping machine |
| 04/24/2013 | CN202900612U High pressure pump input shaft oil sealing structure |
| 04/24/2013 | CN202900611U Novel connection structure of hydraulic pump and power takeoff |
| 04/24/2013 | CN202900604U Anti-scale-anti-corrosion-type oil extraction deep-well pump |
| 04/24/2013 | CN202900603U Sand-sticking prevention pump |
| 04/24/2013 | CN202900602U Soft-sealing sand control pump |
| 04/24/2013 | CN202900600U Oil well pump |
| 04/24/2013 | CN202900596U Full-sealed corrosion-resisting immersed pump |
| 04/24/2013 | CN202900564U Portable mixed liquid pump special for fire fighting |
| 04/24/2013 | CN202900562U Pressure regulation pump for downhole hole sealing double acting piston |
| 04/24/2013 | CN202900559U Water pumping machine |
| 04/24/2013 | CN202900558U Inclined-shaft type ration plunger pump |
| 04/24/2013 | CN202900184U Derrick-type long-travel hydraulic pumping unit |
| 04/24/2013 | CN103069169A Sealing ring for a piston pump |
| 04/24/2013 | CN103062043A Automatic lubricating system of concrete pump |
| 04/24/2013 | CN103062042A Oil well pump and oil pipe connecting device |
| 04/24/2013 | CN103062041A Lining sleeve of cylinder block |
| 04/24/2013 | CN103062040A Unidirectional overflow sealed piston puller |
| 04/24/2013 | CN103062039A Polymer injection pump valve |
| 04/24/2013 | CN103062038A Desktop liquid pump-out machine |
| 04/24/2013 | CN103062037A 轴向柱塞泵 Axial Piston Pump |
| 04/24/2013 | CN103062036A 油泵轴联装置 Pump couplings device |
| 04/24/2013 | CN103062022A 凸轮活塞式深井泵 Cam piston deep well pump |
| 04/24/2013 | CN103062018A Radial magnetic force diaphragm pump |
| 04/24/2013 | CN103062010A Boosting pump for dimethyl ether vehicle |
| 04/24/2013 | CN103062009A Anti-crystal ceramic pump |
| 04/24/2013 | CN102503588B Improved plunger sealing device for ammonium phosphate slurry pump |
| 04/24/2013 | CN102094805B Mud pump air case |
| 04/24/2013 | CN102080646B Layer mining anti-gas pump for pumping well |
| 04/24/2013 | CN102032169B Drainage preventing device of main oil cylinder of concrete trailer pump |
| 04/24/2013 | CN101985921B External radial plunger pump of casing tongue sealing mechanism |
| 04/24/2013 | CN101688530B Positive displacement pump comprising an externally assisted valve |
| 04/23/2013 | US8425203 Portable pressure washer system |
| 04/23/2013 | US8425109 Ice fishing hole maintenance system |
| 04/18/2013 | WO2013055690A1 Gasketless high pressure connection |
| 04/18/2013 | WO2013054610A1 Divided mechanical seal device |