| 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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| 05/30/2012 | CN202250664U 混凝土活塞和混凝土泵送系统 Pistons concrete and concrete pumping systems |
| 05/30/2012 | CN202250659U Cam gear of refrigerant recovery machine |
| 05/30/2012 | CN202237599U Filtration tank used for increasing condensation function and water separating function of unloading valve |
| 05/30/2012 | CN102483053A Soft-start hermetic compressor |
| 05/30/2012 | CN102483048A Power multiplier system with levers |
| 05/30/2012 | CN102483017A 燃料高压泵 High-pressure fuel pump |
| 05/30/2012 | CN102477974A 油田抽油泵多用途节能装置 Multipurpose oil pump energy-saving devices |
| 05/30/2012 | CN102476178A 缸套浇注方法以及缸套 Cylinder liner casting methods and |
| 05/30/2012 | CN101994116B Compounding process of surface strengthening layer of piston rod |
| 05/30/2012 | CN101837328B Spray blast pump with movable spray core |
| 05/30/2012 | CN101769242B Novel high-pressure radial plunger oil pump |
| 05/30/2012 | CN101737318B Built-in oil well pump plunger for upward-traveling valves |
| 05/30/2012 | CN101725521B Solid medium contained plunger pump stuffing sealing device |
| 05/30/2012 | CN101392744B Closed type compressor and its manufacturing method and refrigerator-freezer |
| 05/30/2012 | CA2758421A1 Reciprocating compressor and methods for monitoring operation of same |
| 05/29/2012 | US8186978 Pump with linear actuator |
| 05/29/2012 | US8186263 Liner retention system |
| 05/24/2012 | WO2012066593A1 Cooling structure for cylinder block and swash plate-type hydraulic device equipped with same |
| 05/24/2012 | WO2012065775A1 Arrangement for mounting the drive shaft of a motor/pump unit, and method for assembling a bearing arrangement of this type |
| 05/24/2012 | WO2012016959A3 Pump |
| 05/24/2012 | WO2012016957A3 Pump |
| 05/24/2012 | WO2012010852A3 Fluid dose dispensing apparatus |
| 05/24/2012 | US20120130311 Micro-valve |
| 05/24/2012 | US20120125195 Compressor installation with a dryer and method for drying of compressed gasses |
| 05/23/2012 | EP2455627A1 Anti-abrasion apparatus and reciprocating compressor adopting the same |
| 05/23/2012 | EP2454561A2 Piston chamber combination |
| 05/23/2012 | EP2379886B1 Electromagnetic pump |
| 05/23/2012 | CN202228344U Oil cavity fuel charge control device of rubber pump |
| 05/23/2012 | CN202228343U Fuel pump |
| 05/23/2012 | CN202228342U Concrete pumping device and concrete pumping piston thereof |
| 05/23/2012 | CN202228341U Plunger with function of clearance automatic compensation |
| 05/23/2012 | CN202228340U Structure for mounting outlet valve on large-flow pump connected with pipe reducer connecting pipe |
| 05/23/2012 | CN202228339U Valve body of oil distribution valve for ultrahigh pressure radial plunger pump and oil distribution valve |
| 05/23/2012 | CN202228338U Porous overflow valve for displacement pump |
| 05/23/2012 | CN202228337U Empty absorbing preventing device for plunger pump |
| 05/23/2012 | CN202228336U Novel pump turning device |
| 05/23/2012 | CN202228335U Novel water feeding device |
| 05/23/2012 | CN202228319U Anti-blocking oil well pump |
| 05/23/2012 | CN102472270A 柱塞驱动式计量泵 Piston-driven metering pumps |
| 05/23/2012 | CN102472220A A pump unit |
| 05/23/2012 | CN102465869A 卡箍式轴连轴柱塞泵 Clamp-type shaft coupling piston |
| 05/23/2012 | CN102032173B Concreting machinery, pumping device thereof and distributing valve for pumping device |
| 05/23/2012 | CN101915237B Concrete delivery pump lubricating system and concrete pumping equipment |
| 05/23/2012 | CN101769250B Material hopper with floating vibration sieve frame and thick body pumping equipment |
| 05/23/2012 | CN101749225B Gas pulsation attenuator of valve cavity of compressor |
| 05/23/2012 | CN101660510B Piston-type double-acting multi-cylinder injection type pump air device of air compressor |
| 05/23/2012 | CN101429936B Down-hole double-screw type oil gas multi-phase mixed pump |
| 05/22/2012 | US8182237 Rotary system for submerged pumps |
| 05/22/2012 | DE202012101238U1 Pumpe und Spielvorrichtung, wie einen Spielsprinkler oder eine Spielfontäne, mit einer Pumpe Pump and game device, such as a Spielsprinkler or a game fountain with a pump |
| 05/22/2012 | CA2566781C Pump apparatus, systems and methods |
| 05/18/2012 | WO2012062848A1 Hermetic compressor with oil sucking member |
| 05/18/2012 | WO2011066914A4 Compressor |
| 05/17/2012 | US20120121449 Check valve |
| 05/17/2012 | US20120121444 Mount for a compression control unit |
| 05/17/2012 | US20120118152 Dryer for compressed gas, method for drying compressed gas, and compressor installation provided with a dryer |
| 05/16/2012 | EP2452071A1 Method for delivering fluids |
| 05/16/2012 | EP2304234B1 Linear compressor |
| 05/16/2012 | EP2183483B1 Coolant compressor |
| 05/16/2012 | CN202220729U Low-residual-air master cylinder piston assembly |
| 05/16/2012 | CN202220728U A novel profile control pump for oil fields |
| 05/16/2012 | CN202220727U Pump gas-film double-surface mechanical seal device |
| 05/16/2012 | CN202220726U Doubly-sealed water pump |
| 05/16/2012 | CN202220725U Silencing device for pneumatic water pump |
| 05/16/2012 | CN202220724U Sealing structure of control valve of water pump |
| 05/16/2012 | CN102459901A 具有磁锁止阀的流体装置 Magnetic locking device has a fluid valve |
| 05/16/2012 | CN102459898A 包含缸盖的压缩机 Contains the head of the compressor |
| 05/16/2012 | CN102454598A Drilling pump and hydraulic cylinder thereof |
| 05/16/2012 | CN102454597A Hydraulic cylinder used for drill pump |
| 05/16/2012 | CN102454596A Copper sheathing used for connecting rod of drill pump |
| 05/16/2012 | CN102454595A Pump unit |
| 05/16/2012 | CN102454594A Vibration reducing device for pump cover body of water shut-off diaphragm pump |
| 05/16/2012 | CN102454593A Bearing bush for connecting rod of drilling pump |
| 05/16/2012 | CN102454592A Connecting rod |
| 05/16/2012 | CN102454591A Connecting structure used for crosshead slide way of drill pump |
| 05/16/2012 | CN102454590A Axial three-plunger pump |
| 05/16/2012 | CN102454436A Combined turbine-high pressure water pump sound insulation and reduction ventilation hood |
| 05/15/2012 | US8177144 Container holder in a fluid delivery system |
| 05/10/2012 | WO2012060560A2 Automatic drain system to be employed in compressed air tank for pneumatic device |
| 05/10/2012 | WO2012059298A1 Fuel conveyor for a combustion engine |
| 05/10/2012 | WO2012058894A1 Hyperboloidal limit baffle for swinging barrel type positive displacement pump |
| 05/10/2012 | WO2012020949A3 Valve plate assembly of compressor |
| 05/10/2012 | US20120114510 Reciprocated Pump System for Use in Oil Wells |
| 05/10/2012 | US20120110715 Air emitting device for a costume |
| 05/10/2012 | DE102010043371A1 High pressure fuel pump for internal combustion engine, has piston with central bore formed in inlet in a state coaxially to piston longitudinal axis, so that extending hole is formed in housing portion in a state connected to housing |
| 05/09/2012 | CN202215470U Check valve for improving pumping efficiency of oil pump |
| 05/09/2012 | CN202215469U Electrical submersible pump machine set |
| 05/09/2012 | CN102449310A Reciprocating compressor wrist pin bearing and lubrication passageway |
| 05/09/2012 | CN102449306A Light weight crankcase casting for compressor |
| 05/09/2012 | CN102444576A Water pump |
| 05/09/2012 | CN102444575A Wear plate for pumping concrete, manufacturing method of wear plate and concrete pump equipped with wear plate |
| 05/09/2012 | CN102444574A High-pressure fluid filling structure material |
| 05/09/2012 | CN102444573A Method for manufacturing forging pump shaft |
| 05/09/2012 | CN101550929B Multi-flow passage dual-cavity fluid transporting device |
| 05/08/2012 | US8172557 High-pressure gas compressor and method of operating a high-pressure gas compressor |
| 05/08/2012 | US8171742 Pressure wave generator |
| 05/08/2012 | CA2508776C Infusion device and driving mechanism and process for same with actuator for multiple infusion uses |
| 05/03/2012 | WO2012023771A3 Plate assembly of a compressor valve |
| 05/03/2012 | WO2012005474A3 Swash plate type compressor |
| 05/03/2012 | US20120107161 Pumping Device that is Operated Easily and Safely |
| 05/03/2012 | US20120107146 Pumping Device Having A Pressure Adjustable Function |