| 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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| 01/29/2014 | CN203412740U Cutting ring with composite layer structure |
| 01/29/2014 | CN203412739U Spectacle plate with composite layer structure |
| 01/29/2014 | CN203412738U Fuel pump |
| 01/29/2014 | CN203412737U Oil well pump protection assisting device |
| 01/29/2014 | CN203412736U Pumping mechanism fixing rack of piston industrial pump |
| 01/29/2014 | CN203412713U Novel submersible pump for well |
| 01/29/2014 | CN203412712U Insulating submerged pump |
| 01/29/2014 | CN203412710U Three-plunger-piston high-pressure pump |
| 01/29/2014 | CN103541891A Pump Apparatus |
| 01/29/2014 | CN103541887A Sand-preventing gas-preventing integrated oil production device |
| 01/29/2014 | CN103541880A Well drilling five-cylinder pump and method for installing helical gears thereof |
| 01/28/2014 | CA2600740C Discharge pressure actuated pump |
| 01/27/2014 | DE202013105650U1 Kolbenpumpe Piston pump |
| 01/27/2014 | DE202012104058U1 Kolbenanordnung für eine Kolbenpumpe zum Fördern dickflüssiger und abrasiver Fördermedien Piston assembly for a piston pump for pumping viscous and abrasive fluids |
| 01/23/2014 | WO2013143860A3 Hydrostatic axial piston machine |
| 01/23/2014 | DE102012212889A1 Sealing ring for pump element of hydraulic unit of vehicle brake system, has small-volume fluid reservoir for temporarily storing brake fluid that is formed in sealing surface |
| 01/23/2014 | DE102012212752A1 Housing portion for e.g. diesel injection pump of fuel injection system, has high pressure valve whose valve element is guided over connector that is gripped non-positively and/or positively with portion through high pressure bore |
| 01/22/2014 | EP2687724A1 Piston pump |
| 01/22/2014 | EP2687723A1 Water-cooled piston compressor |
| 01/22/2014 | EP2687712A1 Valve assembly |
| 01/22/2014 | EP2686555A1 Plastic pump housing and manufacture thereof |
| 01/22/2014 | CN203404066U Oil well pump |
| 01/22/2014 | CN203404065U Highly wear-resisting pressure maintenance valve for natural gas compressor |
| 01/22/2014 | CN203404064U Valve body and valve seat for fracturing pump |
| 01/22/2014 | CN203404063U Fixing base device for motor and hydraulic pump |
| 01/22/2014 | CN203404062U Gearbox variable capacity pump positioning eccentric ring |
| 01/22/2014 | CN203404054U Hydraulic deep-well pump |
| 01/22/2014 | CN203404053U Low-loss deep well oil well pump |
| 01/22/2014 | CN203404052U Diaphragm pump |
| 01/22/2014 | CN203404051U Cantilever type piezoelectric diaphragm pump |
| 01/22/2014 | CN203404032U Automatic water diversion fire pump |
| 01/22/2014 | CN203404031U Single-cylinder double-acting slurry delivery pump |
| 01/22/2014 | CN103527468A Duplex metal cylinder body applicable to hydraulic pump or motor |
| 01/22/2014 | CN103527467A Composite piston used for piston pump and provided with seal ring convenient to replace |
| 01/22/2014 | CN103527466A Double-type high-air-impermeability hydraulic pressure plunger pump piston |
| 01/22/2014 | CN103527465A Wear-resisting ring assembly and pumping equipment |
| 01/22/2014 | CN103527458A Plunger pump |
| 01/22/2014 | CN103527457A Double-layer self-sealing ultra-long stroke oil well pump |
| 01/22/2014 | CN103527455A 一种潜油电泵系统 One kind of submersible pump system |
| 01/22/2014 | CN103527454A Blocking type blowout-control oil well pump |
| 01/22/2014 | CN103527437A High-pressure and high-speed valve flow distributing axial plunger pump |
| 01/22/2014 | CN103519619A Noise elimination and shock absorption device of water heating blanket |
| 01/22/2014 | CN102146912B High-strength large-pump tripping device |
| 01/18/2014 | CA2820903A1 A dynamic fluid pump |
| 01/16/2014 | WO2014011138A1 Generator of energy from a compressed medium |
| 01/16/2014 | WO2014010253A1 Tandem-type hand-operated pump |
| 01/16/2014 | WO2014010027A1 Sliding part degradation detection system for submerged bearing |
| 01/16/2014 | WO2014009224A1 High-pressure pump |
| 01/16/2014 | DE112012001700T5 Elektrotauchpumpendruckmodul mit verbesserter Schmierung und Temperaturabführung Electric submersible pumps pressure module with improved lubrication and temperature dissipation |
| 01/16/2014 | DE112005001978B4 Definierter Leckagepfad für Hochdruckdichtung Defined leakage path for high pressure seal |
| 01/16/2014 | DE102012106204A1 Linear pump has cylinder and pump element cooperated with cylinder, where pump element is movable for pumping medium between position lying behind in pump direction and another position lying front in pump direction |
| 01/15/2014 | EP2683943A2 Pump control device with multiple sensors microprocessor controllers |
| 01/15/2014 | EP2683405A2 System and method of cooling a pump head used in chromatography |
| 01/15/2014 | CN203394755U Pumping machine and pumping system thereof |
| 01/15/2014 | CN203394754U Lubricating device of fluid end of high pressure fluid pump |
| 01/15/2014 | CN203394753U Automatic drip type plunger lubricating device |
| 01/15/2014 | CN203394752U Boosting pipeline type energy-saving pump |
| 01/15/2014 | CN203394751U Pump cover for pump |
| 01/15/2014 | CN203394750U Novel diaphragm compressor |
| 01/15/2014 | CN203394749U Concrete piston connection device and concrete pump |
| 01/15/2014 | CN203394748U Concrete piston, pumping system and concrete pump |
| 01/15/2014 | CN203394747U Ceramic high-pressure plunger |
| 01/15/2014 | CN203394746U Piston and concrete pumping equipment |
| 01/15/2014 | CN203394745U Polymer inner push type reflux valve |
| 01/15/2014 | CN203394744U Novel diaphragm compressor |
| 01/15/2014 | CN203394743U One-way plate valve of metering pump with inlet and outlet |
| 01/15/2014 | CN203394742U Inclined plate check valve |
| 01/15/2014 | CN203394741U Reciprocating piston pump with improved inlet valve arrangement |
| 01/15/2014 | CN203394740U 陶瓷阀座 Ceramic seat |
| 01/15/2014 | CN203394739U Valve box assembly for slurry pump |
| 01/15/2014 | CN203394738U Overall vulcanized valve body assembly |
| 01/15/2014 | CN203394737U Concrete delivery pump integrated valve block with high-and-low voltage switching function |
| 01/15/2014 | CN203394736U Fluid end device for plunger pump |
| 01/15/2014 | CN203394735U Mechanical seal structure special for bidirectional balanced type chemical pump |
| 01/15/2014 | CN203394734U Compact peristaltic pump head connecting device |
| 01/15/2014 | CN203394733U Emulsification liquid pump |
| 01/15/2014 | CN203394732U Oil sputtering prevention movable oil blocking device for oil conveying pump filling material box |
| 01/15/2014 | CN203394731U Intermediate rod packing box assembly |
| 01/15/2014 | CN203394730U Improved structure of water pump octagon disc |
| 01/15/2014 | CN203394729U Novel ceramic intermediate rod |
| 01/15/2014 | CN203394715U Anti-air-locking oil well pump |
| 01/15/2014 | CN203394700U Micro-power-consumption electromagnetic piston pump |
| 01/15/2014 | CN203390882U Oil and gas production field pump detecting tool |
| 01/15/2014 | CN103518063A Arrangement for throttling a fluid flow and corresponding piston pump for transporting fluids |
| 01/15/2014 | CN103511633A Main shaft sealing device |
| 01/15/2014 | CN103511246A Filtration assembly and external water pump with same |
| 01/15/2014 | CN103511245A Check valve structure capable of being rapidly disassembled and assembled |
| 01/15/2014 | CN103511244A One-way valve of displacement pump |
| 01/15/2014 | CN103511243A Cooling device of oil pump of cold reducing mill |
| 01/15/2014 | CN103511242A Hydrostatic piston machine |
| 01/15/2014 | CN103511241A Reducing sleeve used for pump |
| 01/15/2014 | CN103511240A Elastic water-proof part used for electric wire water proofing and external water pump with elastic water-proof part |
| 01/15/2014 | CN103511235A Low-noise oil pumping mechanism for hydraulic plunger pump |
| 01/15/2014 | CN103511234A Piston type oil well pump |
| 01/15/2014 | CN103511233A 隔膜压缩机 Diaphragm Compressor |
| 01/15/2014 | CN103511229A Pump head integrated installing structure of diaphragm type reciprocation pump |
| 01/15/2014 | CN103511225A Coated member for movement relative to a surface and method for making the coated member |
| 01/15/2014 | CN103511221A Full-stroke reciprocating piston type manual-operated compressor |
| 01/15/2014 | CN103511218A Apparatus and method for operating a subsea compression system in a well stream |
| 01/15/2014 | CN103511215A Mud lift pump |