| Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462) |
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| 02/02/2010 | CA2545394C Seal member for scroll compressors |
| 01/28/2010 | WO2010011115A1 Oil recovery member, and motor mechanism and compressor using the same |
| 01/28/2010 | WO2010011082A2 Variable capacity type rotary compressor |
| 01/28/2010 | WO2010011081A1 Compressor and air-conditioner having the same |
| 01/28/2010 | WO2010010999A2 Compressor |
| 01/28/2010 | WO2010010998A2 Compressor |
| 01/28/2010 | WO2010010997A2 Compressor |
| 01/28/2010 | WO2010010996A2 Compressor |
| 01/28/2010 | WO2010010995A2 Compressor |
| 01/28/2010 | WO2010010994A2 Compressor |
| 01/28/2010 | WO2010010790A1 Horizontal scroll compressor |
| 01/28/2010 | WO2010009939A1 Vacuum pump in particular roots type pump |
| 01/28/2010 | WO2010009603A1 A translatory rotary compression device |
| 01/28/2010 | US20100021330 Baffle member for scroll compressors |
| 01/28/2010 | US20100021329 Scroll compressor |
| 01/28/2010 | US20100021328 Scroll compressor |
| 01/28/2010 | DE102008034073A1 Vacuum pump i.e. roots pump, has valve opened during exceeding of maximum pressure difference between pressure side and suction side of suction chamber, and valve unit designed as pivotable valve flap |
| 01/27/2010 | EP2148093A1 Screw compressor |
| 01/27/2010 | CN201391452Y Vertical type vacuum pump |
| 01/27/2010 | CN201391451Y Idling-free uninstalling and energy-saving worm air compressor |
| 01/27/2010 | CN101636588A Scroll compressor with compliant retainer |
| 01/27/2010 | CN100585186C Capacity varying type rotary compressor |
| 01/27/2010 | CN100585185C Compressor and operation method |
| 01/27/2010 | CN100585184C Vortex compressor with anti-inversion set |
| 01/26/2010 | US7650871 Rotary compressor and expander, and rotary engine using the same |
| 01/21/2010 | WO2010008457A2 Automatic volume ratio variation for a rotary screw compressor |
| 01/21/2010 | WO2010007864A1 Vane pump |
| 01/21/2010 | WO2010007786A1 Scroll compressor |
| 01/21/2010 | WO2010006663A1 Cooling for a screw pump |
| 01/21/2010 | WO2009145547A3 Vacuum pump for vehicle |
| 01/21/2010 | WO2009143589A3 Fluid injected screw compressor element |
| 01/21/2010 | WO2009103930A3 Spiral cooling compressor |
| 01/21/2010 | US20100014999 Scroll-type expansion machine |
| 01/21/2010 | US20100011807 Capacity modulation compressor and air conditioning system having the same |
| 01/21/2010 | US20100011806 Motor, compressor and air conditioning system having the same |
| 01/21/2010 | DE102009020467A1 Turbolader mit integrierten Doppelrotoren Turbocharger with integrated twin rotors |
| 01/20/2010 | EP2146420A1 Capacity modulation compressor and air conditioning system having the same |
| 01/20/2010 | EP2146419A1 Motor, compressor and air conditioning system having the same |
| 01/20/2010 | EP1546561B1 Compressor |
| 01/20/2010 | CN201386656Y Noise and drag reduction acoustic filter and revolution compressor utilizing same |
| 01/20/2010 | CN201386653Y Eccentric rotating shaft and revolution compressor utilizing same |
| 01/20/2010 | CN101631957A Rotor and compressor element provided with such rotor |
| 01/20/2010 | CN101629570A Motor, compressor and air conditioning system having the same |
| 01/20/2010 | CN101629569A Capacity modulation compressor and air conditioning system having the same |
| 01/20/2010 | CN100582486C Volumetric screw compressor provided with delivery adjustment device |
| 01/19/2010 | US7648342 Compressor protection and diagnostic system |
| 01/19/2010 | US7647783 Compressor diagnostic system |
| 01/14/2010 | WO2010003187A1 Generation and use of high pressure air |
| 01/14/2010 | WO2009052930A3 Vacuum pump |
| 01/14/2010 | CA2730303A1 Generation and use of high pressure air |
| 01/13/2010 | EP2143951A2 Screw compressor |
| 01/13/2010 | EP2143950A1 Scroll member, method of producing the scroll member, compression mechanism, and scroll compressor |
| 01/13/2010 | EP2142803A1 Screw-rotor machine, energy-conversion system and method for energy conversion |
| 01/13/2010 | CN201380401Y Rotor processing jig for Root's blower |
| 01/13/2010 | CN101624985A Gas coolant injection rotary compressor |
| 01/13/2010 | CN101624984A Vertical single screw air compressor |
| 01/13/2010 | CN101624983A Lobed rotor compressor or vacuum pump |
| 01/13/2010 | CN100580254C Vane pump |
| 01/13/2010 | CN100580253C Vane pump |
| 01/12/2010 | US7645130 Scroll compressor with an orbiting scroll and two fixed scrolls and ring and tip seals |
| 01/12/2010 | US7644695 Radial axis, spherical based rotary machines |
| 01/07/2010 | WO2010000984A1 Method of manufacturing a shroud for a scroll-type compressor |
| 01/07/2010 | US20100003153 Compressor |
| 01/06/2010 | EP2141362A1 Scroll member, process for manufacturing the same, compression mechanism and scroll compressor |
| 01/06/2010 | EP2140143A1 Compressor and device for reducing vibration therefor |
| 01/06/2010 | EP1456589B1 Control method for mixed refrigerant based natural gas liquefier |
| 01/06/2010 | CN201377429Y Refrigerating screw compressor rotor |
| 01/06/2010 | CN201377428Y Low-noise air-cooled roots vacuum pump |
| 01/06/2010 | CN101622455A 涡旋压缩机 Scroll Compressor |
| 01/06/2010 | CN101619721A Integral electric scroll compressor assembly for vehicle air conditioners |
| 01/06/2010 | CN100578018C Multi-cylinder compressor |
| 01/05/2010 | US7641457 Internal gear pump |
| 01/05/2010 | US7641456 Scroll compressor with back pressure chamber cavity for assisting in start-up |
| 01/05/2010 | US7641455 Scroll compressor with reduced oldham ring noise |
| 12/31/2009 | US20090324433 Rotating-slide vacuum pump or compressor of block design having a disc-rotor synchronous motor which is mounted on flying bearings |
| 12/31/2009 | DE102008030788A1 Verfahren zum Reinigen von Vakuumpumpen A method for cleaning of vacuum pumps |
| 12/31/2009 | DE102007001593B4 Vakuumpumpe Vacuum pump |
| 12/30/2009 | WO2009157470A1 Method for producing rotor |
| 12/30/2009 | WO2009157469A1 Die for forging rotor material and method for forging rotor material |
| 12/30/2009 | WO2009116791A3 Scroll compressor |
| 12/30/2009 | EP2137412A1 Displacement machine according to the spiral principle |
| 12/30/2009 | EP2137411A1 Vacuum pump |
| 12/30/2009 | EP2137409A2 Compressor reverse rotation of variable duration on start up |
| 12/30/2009 | CN101617123A Multistage compressor |
| 12/30/2009 | CN101617122A Injection molded scroll form |
| 12/30/2009 | CN101614207A Scroll machine having counterweights with changeable cavity |
| 12/30/2009 | CN101614206A Vortex compressor and design method thereof |
| 12/30/2009 | CN101614205A Vortex compressor |
| 12/30/2009 | CN100576703C Compressor protection and diagnostic system |
| 12/30/2009 | CN100575708C Horizontal type compressor |
| 12/30/2009 | CN100575706C Scroll-type refrigerant compressor |
| 12/29/2009 | US7637726 Screw vacuum pump |
| 12/24/2009 | US20090317276 Scroll compressor having rotation prevention mechanism |
| 12/24/2009 | US20090317275 Scroll compressor |
| 12/24/2009 | US20090317261 Pumping system and method of operation |
| 12/24/2009 | DE102008030909B3 Sliding bearing protection container for compressor stages in water-injection-cooled screw compressor, has container housing, whose longitudinal axis is inclined with inclination angle |
| 12/24/2009 | DE102007043595B4 Verdrängermaschine nach dem Spiralprinzip Displacement after the spiral principle |
| 12/24/2009 | DE102004058399B4 Pumpe Pump |
| 12/23/2009 | WO2009155109A2 Compressor having capacity modulation system |
| 12/23/2009 | WO2009155105A2 Compressor having capacity modulation system |