| Patents for F04C 29 - Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups (16,981) |
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| 07/27/2011 | EP2347133A2 Vacuum pump |
| 07/27/2011 | EP2347132A2 Inlet screen and scroll compressor incorporating same |
| 07/27/2011 | EP2347131A2 Vacuum pump |
| 07/27/2011 | EP2347130A1 Suction duct and scroll compressor incorporating same |
| 07/27/2011 | CN201908844U Screw medium-pressure compressor |
| 07/27/2011 | CN201908843U Oil separation and return oil lubrication system of horizontally rotary low-and-medium temperature compressor |
| 07/27/2011 | CN201908842U High-and-low pressure crossflow assembly for rotary compressor |
| 07/27/2011 | CN201908841U Star wheel mechanism of water lubrication single helical-lobe compressor |
| 07/27/2011 | CN201908838U Compressor and air conditioner with same |
| 07/27/2011 | CN102135099A Radial exhaust structure for rotor compressor |
| 07/27/2011 | CN102135098A Rotary type compressor with reservoir |
| 07/27/2011 | CN101629571B Bearing water-proof mechanism of water-cooling single screw compressor |
| 07/27/2011 | CN101449063B Compressor assembly comprising a valve unit in the intake region |
| 07/27/2011 | CN101375057B Electric compressor, and air conditioning system for vehicle, using the electric compressor |
| 07/27/2011 | CN101162855B Control board and control apparatus |
| 07/27/2011 | CN101070851B Enclosed compressor for refrigeration agent for air conditioner or refrigerator |
| 07/21/2011 | DE102011000179A1 Motor-getriebener Kompressor Motor-driven compressor |
| 07/21/2011 | CA2786559A1 Formed seal ring for a liquid gas separating element |
| 07/20/2011 | EP2345813A1 Dry pump |
| 07/20/2011 | EP2344765A1 Compressor hermetic terminal |
| 07/20/2011 | EP2344282A1 Method for cleaning a vacuum pump |
| 07/20/2011 | EP1456542B1 Vacuum pump |
| 07/20/2011 | EP1158167B1 Air conditioner with scroll compressor |
| 07/20/2011 | CN201902336U Air suction and exhaust structure for intermediate plate of double-cylinder rotary compressor |
| 07/20/2011 | CN201902335U Exhaust structure used for middle plate of double-cylinder rotating type compressor |
| 07/20/2011 | CN201902334U Low-noise rotary compressor |
| 07/20/2011 | CN201902333U Center hole structure for crankshaft of rotor-type compressor |
| 07/20/2011 | CN201902330U Variable-capacity rotary compressor |
| 07/20/2011 | CN102132046A Enclosed compressor, two-cylinder rotary compressor, and refrigerating cycle apparatus |
| 07/20/2011 | CN102132042A Electric compressor |
| 07/20/2011 | CN102128168A Rotation type compressor |
| 07/20/2011 | CN102128167A High-temperature resistant magnetic force driver |
| 07/20/2011 | CN101676563B Vacuum pump |
| 07/20/2011 | CN101506473B Expander-integrated compressor and refrigeration cycle device with the same |
| 07/20/2011 | CN101482119B Scroll compressor |
| 07/14/2011 | WO2011031766A3 Optimized discharge port for scroll compressor with tip seals |
| 07/14/2011 | WO2010091656A4 Muffler for a turbo or piston engine |
| 07/14/2011 | DE102005014130B4 Schaltventilkonstruktion einer Fluidmaschine Switching valve structure of a fluid machine |
| 07/13/2011 | CN201896755U High-precision screw host rotor |
| 07/13/2011 | CN201896754U Variable-displacement rotary compressor and air conditioning system using same |
| 07/13/2011 | CN201896753U Dustproof and cleaning device for filter element |
| 07/13/2011 | CN201896748U Blast blower with high-pressure blast preventing structure |
| 07/13/2011 | CN201896747U Oil-saving air blower |
| 07/13/2011 | CN102121476A Screw rod medium-pressure machine |
| 07/13/2011 | CN101624984B Vertical single screw air compressor |
| 07/13/2011 | CN101173656B Oil eliminator auxiliary device of air conditioning system and control method thereof |
| 07/12/2011 | CA2629430C Pulsation damper |
| 07/07/2011 | WO2011080865A1 Compressor |
| 07/07/2011 | WO2011020305A8 Fully-enclosed rotor type refrigeration compressor |
| 07/07/2011 | WO2010122021A3 Vacuum pump housing and cooling element set for a vacuum pump housing |
| 07/07/2011 | WO2010122020A3 Vacuum pump housing |
| 07/06/2011 | CN201891609U Improved structure of vacuum pump exhaust device |
| 07/06/2011 | CN201891608U Rotor vehicle air conditioner compressor |
| 07/06/2011 | CN201891607U Trapezoidal blade for rotary compressor |
| 07/06/2011 | CN102116298A Lubrication mechanism of vortex compressor |
| 07/06/2011 | CN102116297A Oil separator in compressor |
| 07/06/2011 | CN102116296A Main shell structure of closed-type rotary compressor |
| 07/06/2011 | CN102116295A Rolling rotor compressor |
| 07/06/2011 | CN102116293A Helical compressor for refrigerating medium |
| 07/06/2011 | CN101672281B Vortex body, scroll compressor and spraying technique thereof |
| 07/05/2011 | CA2596012C Antifoulant dispersant composition and method of use |
| 06/30/2011 | WO2010142003A8 Rotor for a screw compressor |
| 06/30/2011 | US20110158840 Oil recovery member, and motor mechanism and compressor using the same |
| 06/29/2011 | EP2339180A1 Multiple-stage compressor |
| 06/29/2011 | CN102113196A Stator, motor, and compressor |
| 06/29/2011 | CN102112748A Self-lubricating screw compressor |
| 06/29/2011 | CN102112747A 旋转式压缩机 Rotary compressor |
| 06/29/2011 | CN102112746A Oil separator and silencer for screw-type compressor |
| 06/29/2011 | CN102108970A Main frame of integrated screw compressor with cooling system |
| 06/29/2011 | CN102108969A Airfoil for compressor blade |
| 06/29/2011 | CN101550937B Compressor |
| 06/28/2011 | US7967583 Compressor having capacity modulation system |
| 06/28/2011 | US7967582 Compressor having capacity modulation system |
| 06/22/2011 | EP2336567A2 Rotary vane pump with liquids separator |
| 06/22/2011 | EP2334934A2 High efficiency supercharger outlet |
| 06/22/2011 | EP1702163B1 Worm compressor provided with a sound absorber |
| 06/22/2011 | CN201874832U Exhaust structure of rotary compressor |
| 06/22/2011 | CN201874831U Compressor and oil baffle balance weights thereof |
| 06/22/2011 | CN201874830U Rotary compressor |
| 06/22/2011 | CN201874829U Rotor of spiral host machine |
| 06/22/2011 | CN201874828U Thrust device of rotating compressor |
| 06/22/2011 | CN201874827U Thrust structure of rotary compressor |
| 06/22/2011 | CN201874826U Scroll compressor and support structure thereof |
| 06/22/2011 | CN201874825U Compressor |
| 06/22/2011 | CN201874824U Scroll |
| 06/22/2011 | CN201874821U Rotary compressor with variable capacity |
| 06/22/2011 | CN201874819U 旋转压缩机 Rotary compressor |
| 06/22/2011 | CN201874818U 旋转式压缩机 Rotary compressor |
| 06/22/2011 | CN201874816U Novel energy-saving and noise-reducing single-screw compressor with oil return point |
| 06/22/2011 | CN201874814U Scroll type air-conditioner compressor used in room |
| 06/22/2011 | CN102105693A Variable capacity type rotary compressor |
| 06/22/2011 | CN102105692A Oil recovery member, and motor mechanism and compressor using the same |
| 06/22/2011 | CN102102671A Oil supply device of compressor and application thereof |
| 06/22/2011 | CN102102670A Three-plane concurrent construction method and star wheel of single-screw compressor constructed by same |
| 06/22/2011 | CN102102669A Multi-cylinder rotary compressor and refrigeration circulation device |
| 06/22/2011 | CN101691867B Gas discharging structure of double-ring type rotary type compressor cylinder |
| 06/22/2011 | CN101446289B Air compressor |
| 06/22/2011 | CN101440808B Oil surface control device of horizontal rotary compressor |
| 06/21/2011 | US7963744 Cooling of pump rotors |
| 06/16/2011 | US20110143311 Combination vertical rotary vane suction pump and liquid separator |