| 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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| 04/13/2011 | CN101560989B Protective shaft sleeve |
| 04/12/2011 | US7922708 Operating an infusion pump system |
| 04/07/2011 | DE102009049096A1 Pumpe für ein Hochdruckreinigungsgerät Pump for a high-pressure cleaner |
| 04/07/2011 | DE102009049095A1 Pumpe für ein Hochdruckreinigungsgerät Pump for a high-pressure cleaner |
| 04/07/2011 | DE102009049094A1 Pumpe für ein Hochdruckreinigungsgerät Pump for a high-pressure cleaner |
| 04/07/2011 | CA2716685A1 Multi-piece pressure operated rings for a downhole pump plunger |
| 04/06/2011 | EP2306017A1 Disposable pump head |
| 04/06/2011 | EP2306012A2 Plunger pump |
| 04/06/2011 | EP2304237A1 Pump |
| 04/06/2011 | EP2304234A1 Linear compressor |
| 04/06/2011 | EP2122166B1 Motor pump unit particularly for a high-pressure cleaning device |
| 04/06/2011 | CN201786647U Fast assembly tool for diaphragm pump one-way valve |
| 04/06/2011 | CN201786646U Oil suction component for oil pump in hydraulic stations for mining |
| 04/06/2011 | CN201786645U Case of drilling mud pump |
| 04/06/2011 | CN201786644U Fluid lifting equipment and pipeline connecting part thereof |
| 04/06/2011 | CN201786643U Diaphragm pump through type inlet valve |
| 04/06/2011 | CN201786642U Hydraulic bonnet for diaphragm pump |
| 04/06/2011 | CN201786641U Diaphragm pump split type feeding-discharging valve cover |
| 04/06/2011 | CN201786640U Valve cone |
| 04/06/2011 | CN201786639U Valve box of diaphragm pump |
| 04/06/2011 | CN201786638U High-pressure hand pump valve core shaft structure |
| 04/06/2011 | CN201786637U Water pump having anti-shocking layer |
| 04/06/2011 | CN201786636U Cutting loop with abrasion resistant periphery and long service life for concrete delivery pump |
| 04/06/2011 | CN201786635U Split type plunger pump intermediate rod connection device |
| 04/06/2011 | CN201786634U Submersible pump rack |
| 04/06/2011 | CN201786633U Cermet shaft sleeve |
| 04/06/2011 | CN201786632U Oil distributing plate with damping structure |
| 04/06/2011 | CN201786631U Sealing structure of diaphragm air pump |
| 04/06/2011 | CN201786622U Oil pump with oil layer dredge function |
| 04/06/2011 | CN201786621U Oil pump with long piston and annular sealing for antiscale |
| 04/06/2011 | CN201786602U Chilled brine cooling device of water jet vacuum unit |
| 04/06/2011 | CN201786595U Full water-lubrication superhigh pressure plunger-type water pump |
| 04/06/2011 | CN201786594U Plunger water pump |
| 04/06/2011 | CN201786591U Axial water-pressure plunger pump easy to be repaired |
| 04/06/2011 | CN102003383A Bearing arrangement for a pump |
| 04/06/2011 | CN102003372A Novel defueling pump capable of being checked without lifting pipe column |
| 04/06/2011 | CN101498294B Pressure control adjusting device of compressor |
| 04/06/2011 | CN101290001B Tide generation station |
| 04/05/2011 | US7918654 Compact vacuum pump |
| 04/05/2011 | CA2535474C Rotating bonded valve assembly |
| 03/31/2011 | WO2011036917A1 Mechanical seal |
| 03/31/2011 | WO2011035972A1 Electric delivery pump and method for driving an electric delivery pump |
| 03/31/2011 | WO2011008763A3 Threaded rod plunger installation tool |
| 03/31/2011 | WO2011002902A3 Carrier for plunger during disassembly |
| 03/31/2011 | WO2010132374A3 Polymer-metallic reagent head |
| 03/31/2011 | US20110076171 Suction valve of variable capacity compressor for vehicle |
| 03/31/2011 | US20110076164 Air compressor having tilted piston |
| 03/31/2011 | US20110076162 Compressor plug assembly |
| 03/31/2011 | DE10227017B4 Geräuscharmes Hydraulikaggregat Low noise hydraulic unit |
| 03/31/2011 | DE102009045113A1 Pressure limiting device e.g. pressure limiting valve, for use in reciprocating piston pump utilized for diesel fuel injection system of internal combustion engine, has pressure spring arranged between cam shaft and reciprocating piston |
| 03/30/2011 | EP2300715A1 A compressor with improved refrigerant flow performance |
| 03/30/2011 | EP2086805B1 Piston pump |
| 03/30/2011 | CN201779011U Pump rod connecting and releasing device |
| 03/30/2011 | CN201779010U Novel sucking and diffusing dirt separator |
| 03/30/2011 | CN201779009U Oil pump joint for fork truck |
| 03/30/2011 | CN201779008U Slurry pump side cover with sight glass |
| 03/30/2011 | CN201779007U Oil pump plunger capable of mixing water |
| 03/30/2011 | CN201779006U Oil-well pump plunger |
| 03/30/2011 | CN201779005U Oil well pump plunger upper cover fracture and upper valve lowering device |
| 03/30/2011 | CN201779004U Drainage valve of plunger pump |
| 03/30/2011 | CN201779003U Small-flow pump head |
| 03/30/2011 | CN201779002U Sealing device of water pump bearing |
| 03/30/2011 | CN201779001U Vacuum tank |
| 03/30/2011 | CN201779000U Eyeglass plate for small stone pump |
| 03/30/2011 | CN201778999U Hydraulic valve communicating plate of fine stone pump |
| 03/30/2011 | CN201778998U Cutting loop for fine stone pump glasses plate |
| 03/30/2011 | CN201778985U Thinning oil-well pump in thickened oil recovery |
| 03/30/2011 | CN201778984U Downwards-released through type oil well pump |
| 03/30/2011 | CN201778982U Floating ring pump |
| 03/30/2011 | CN201778981U High-efficient ring-sealed oil well pump |
| 03/30/2011 | CN201778970U Electronic compensation analysis pump |
| 03/30/2011 | CN201778968U Bendable hand rocker arm |
| 03/30/2011 | CN201778967U External spring type emulsion pump |
| 03/30/2011 | CN101994688A Plunger reciprocating pump |
| 03/30/2011 | CN101994683A Piezoelectric pump |
| 03/30/2011 | CN101994674A Special paint pump |
| 03/30/2011 | CN101994673A Eccentric push circumferentially-distributed plunger pump |
| 03/30/2011 | CN101994116A Compounding process of surface strengthening layer of piston rod |
| 03/30/2011 | CN101992166A Exhaust structure of water storage tank of portable pressure water sprayer |
| 03/30/2011 | CN101586552B High pressure reciprocating pump combination valve |
| 03/29/2011 | US7914266 Submersible pumping system and method for boosting subsea production flow |
| 03/28/2011 | CA2680898A1 Stuffing box casing for reciprocating compressors |
| 03/24/2011 | US20110070113 System and devices including valves coupled to electric devices and methods of making, using, and operating the same |
| 03/24/2011 | US20110070112 Piston pump assembly |
| 03/24/2011 | US20110070106 Air compressor structure |
| 03/24/2011 | US20110070101 Valve Plate for a Compressor, and Method for Cooling Compressed Air in a Valve Plate of a Compressor |
| 03/23/2011 | EP2297462A1 Packing cup for a reciprocating compressor |
| 03/23/2011 | CN201771990U Clutch for pump |
| 03/23/2011 | CN201771754U Compressed cavity top cover of peristaltic pump |
| 03/23/2011 | CN201771753U Compression chamber housing of peristaltic pump |
| 03/23/2011 | CN201771752U Water pump joint with angle-adjustable water outlet |
| 03/23/2011 | CN201771751U Strong-magnetic sealing relay pump for pumped well |
| 03/23/2011 | CN201771750U Water inlet and water outlet valve structure for high pressure pump |
| 03/23/2011 | CN201771749U Underwater one-way bottom valve of mortar pump |
| 03/23/2011 | CN201771748U Roller assembly |
| 03/23/2011 | CN201771747U No-carbon water taker |
| 03/23/2011 | CN201771746U 泵盖 Pump cover |
| 03/23/2011 | CN201771745U Pump oil seal pressing and positive and negative detecting device |
| 03/23/2011 | CN201771744U Water pump capable of water accumulation prevention |
| 03/23/2011 | CN201771743U 空气分配器 Air distributor |