| Patents for F04B 39 - Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups (22,436) |
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| 06/22/2011 | CN201874777U Thermal energy converter of air compressor |
| 06/22/2011 | CN201874776U Shielded mute air compressing device for portable air compressor |
| 06/22/2011 | CN201874775U Connecting structure of inflating pump mechanism |
| 06/22/2011 | CN201874774U Integrated valve for pneumatic pump |
| 06/22/2011 | CN201874773U Half rib type cylinder gasket for piston type automobile air conditioner compressor |
| 06/22/2011 | CN102105700A A pump housing support |
| 06/22/2011 | CN102105692A Oil recovery member, and motor mechanism and compressor using the same |
| 06/22/2011 | CN102102664A Malfunction unloading device |
| 06/22/2011 | CN102102663A Pulsation attenuators |
| 06/22/2011 | CN102102653A Small equivalent diameter design of air intake and exhaust duct of cylinder |
| 06/22/2011 | CN101514696B Hermetic type compressor |
| 06/22/2011 | CN101180465B Refrigeration compressor |
| 06/16/2011 | WO2011072052A1 Pump with a sculptured fluid end housing |
| 06/16/2011 | WO2011069775A1 Compressor having a pump chamber |
| 06/15/2011 | EP2333339A1 Electric compressor for car air-conditioning |
| 06/15/2011 | EP2333338A1 Valve body for pumps |
| 06/15/2011 | EP2333336A2 Reciprocating engine for use as a vacuum pump for medicinal purposes |
| 06/15/2011 | EP2331820A1 Mounting arrangement for an oil pump in a refrigeration compressor |
| 06/15/2011 | EP1773472B1 Method for drying a gas and device therefor |
| 06/15/2011 | CN201866227U Piston applied in reciprocating and rotational motion interconversion mechanism without connecting rod and equipment applying reciprocating and rotational motion interconversion mechanism without connecting rod |
| 06/15/2011 | CN201865891U Universal installing seat of opening type compressor for ships |
| 06/15/2011 | CN201865890U Check valve used for air compressor |
| 06/15/2011 | CN201865889U Clearance stepless adjustment actuator of reciprocating compressor |
| 06/15/2011 | CN201865888U Air-suction muffler guide structure for reciprocating refrigeration compressor |
| 06/15/2011 | CN201865887U Improved swashplate of piston type automobile air conditioning compressor |
| 06/15/2011 | CN201865886U Air pump |
| 06/15/2011 | CN201865885U High-pressure reciprocating compressor outlet double-pulsation cushioning and damping device |
| 06/15/2011 | CN201865884U Double layer noise reduction and explosion proof device |
| 06/15/2011 | CN201865880U Two-way pump |
| 06/15/2011 | CN201865878U Bidirectional tilting tray type compressor with one-side air intake function |
| 06/15/2011 | CN1924356B Manufacturing method of connection part of closed electric compressor |
| 06/15/2011 | CN1673550B Vacuum tube and damping connection for vacuum pump |
| 06/15/2011 | CN102099987A Induction motor and enclosed compressor |
| 06/15/2011 | CN102099580A Refrigeration compressor with internal cooling system |
| 06/15/2011 | CN102095245A Outdoor unit of multi-split air conditioner |
| 06/15/2011 | CN102094963A I-type crank circular slide block mechanism, and internal combustion engine and compressor thereof |
| 06/15/2011 | CN102094962A V-shaped crank circular slider mechanism as well as internal-combustion engine and compression engine thereof |
| 06/15/2011 | CN102094793A Valve plate for refrigerator compressor |
| 06/15/2011 | CN102094792A Heat energy recycling and comprehensive utilizing system of air compressor |
| 06/15/2011 | CN102094791A Structural form of air pump device avoiding gas molecule leakage during operation |
| 06/15/2011 | CN102094790A Air pump structure form without gas molecule leakage in operation |
| 06/15/2011 | CN102094789A Plane roll bearing for refrigerator compressor |
| 06/15/2011 | CN102094788A Hermetic compressor |
| 06/15/2011 | CN102094787A Oil return valve for marine air condition compressor |
| 06/15/2011 | CN102094785A Miniature piston air pump without oil lubrication |
| 06/15/2011 | CN101479477B Discharging noise system of a hermetic compressor |
| 06/15/2011 | CN101311534B Sieve trap device fixed between vacuum pump and container and method of use thereof |
| 06/15/2011 | CN101178069B Compressor unit |
| 06/15/2011 | CN101072945B Compressor |
| 06/14/2011 | US7959416 Suction system for a refrigeration compressor |
| 06/14/2011 | US7959415 Radial type reciprocating compressor and portable tool powering system with cylinder liner, valve and annular manifold arrangement |
| 06/14/2011 | CA2711674C Refrigeration system |
| 06/14/2011 | CA2470161C Self-lubricating plastics material for sealing elements |
| 06/09/2011 | WO2011049685A3 Lubrication system for subsea compressor |
| 06/09/2011 | US20110135519 Air blower for a fuel cell vehicle |
| 06/09/2011 | US20110135513 Scroll compressor counterweight with cooling flow directing surface |
| 06/09/2011 | DE102006038726B4 Kältemittelverdichter für Klimaanlagen und Verfahren zur Ölabscheidung und Druckpulsationsdämpfung hierzu Refrigerant compressors for air conditioners and oil removal and Druckpulsationsdämpfung this |
| 06/08/2011 | EP2330300A1 Injection pipe |
| 06/08/2011 | EP2330299A1 Vacuum evacuation device |
| 06/08/2011 | EP2329146A1 Suction arrangement for a hermetic refrigeration compressor |
| 06/08/2011 | EP1608873B1 Suction muffler for a hermetic compressor |
| 06/08/2011 | CN201858134U Piston air compressor pressure regulator |
| 06/08/2011 | CN201858125U Improved rear cover for piston type automobile air-conditioning compressor |
| 06/08/2011 | CN201858124U Piston type automotive air-conditioning compressor cylinder with hollowed-out support |
| 06/08/2011 | CN201858123U Piston type automotive air-conditioning compressor cylinder with balancing function |
| 06/08/2011 | CN201858122U Improved piston type automotive air-conditioning compressor front cover fixing groove |
| 06/08/2011 | CN201858121U Air compressor waste heat recovery device |
| 06/08/2011 | CN201858120U Energy-saving and heat-radiating structure for air compressor |
| 06/08/2011 | CN201858119U Oil lens for air compressor with oil starvation protector |
| 06/08/2011 | CN201858118U Welding belt pulley for piston type automobile air-conditioning compressor |
| 06/08/2011 | CN201858117U Novel sliding sleeve capable of reducing gap between compressor and bracket |
| 06/08/2011 | CN201858116U Improved pressure compensation structure in piston type automotive air-conditioning compressor cylinder cavity |
| 06/08/2011 | CN201858115U Integral type internal spline air compressor crankshaft |
| 06/08/2011 | CN201858114U Replaceable device of reservoir in rigid connection |
| 06/08/2011 | CN201858113U Compressor and reciprocating compressor body for crank circular slider structure |
| 06/08/2011 | CN201858112U Pressure regulating device of compressor cylinder |
| 06/08/2011 | CN201858109U Manual two-way air extracting pump |
| 06/08/2011 | CN201857405U Bent and straight combined cooler for relative humidity (RH) dry type vacuum pumping system |
| 06/08/2011 | CN1955466B Valve assembly of compressor |
| 06/08/2011 | CN1759245B Reciprocating compressor having vibration attenuating supporting unit |
| 06/08/2011 | CN102086855A Air source system of oil respirator |
| 06/08/2011 | CN102086854A Piston component of portable air pump |
| 06/08/2011 | CN102086853A Piston machine for use as a vacuum pump for medical purposes |
| 06/08/2011 | CN102085447A Gas and water separator |
| 06/08/2011 | CN101586550B Environment friendly and energy-saving air compressor air intake filter |
| 06/08/2011 | CN101463807B Motor-driven compressor |
| 06/08/2011 | CN101360964B Cryogenic process system with extended bonnet filter |
| 06/08/2011 | CN101321951B Electric compressor |
| 06/07/2011 | US7955059 Fluid control device for a high pressure analytical instrument |
| 06/03/2011 | WO2011066020A2 Band heater systems and assembly methods |
| 06/03/2011 | WO2011065693A2 Displacement control valve for variable displacement compressor |
| 06/03/2011 | WO2011065218A1 Surface protective film, gas contact member, gas processing apparatus, and mechanical pump |
| 06/03/2011 | WO2011064976A1 Reciprocation compressor |
| 06/03/2011 | WO2011007913A9 Reciprocating compressor |
| 06/03/2011 | WO2010079894A9 Reciprocating compressor and refrigerating apparatus having the same |
| 06/03/2011 | WO2010072696A9 Mixtures of hydrophobic and hydrophilic ionic liquids and use thereof in liquid ring compressors |
| 06/03/2011 | CA2782053A1 Band heater systems and assembly methods |
| 06/02/2011 | US20110129360 Wheel-mounted air compressor and methods of use |
| 06/01/2011 | CN201851315U Energy-saving and environment-protecting air compressor inlet air filtering device |
| 06/01/2011 | CN201851314U Air valve for crankshaft piston compressor |