| Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462) |
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| 08/12/2009 | CN201288663Y Parallel moving rotor type compressor |
| 08/12/2009 | CN201288662Y Rotary cylinder type revolving compressor |
| 08/12/2009 | CN201288661Y Stable vane type compressor |
| 08/12/2009 | CN201288660Y Translational rotor type compressor |
| 08/12/2009 | CN101506470A Multi-stage rotary fluid machine and refrigeration cycle device |
| 08/12/2009 | CN101504000A Lubrication sealing structure of rotary compressor gas cylinder |
| 08/12/2009 | CN100526651C Multi-cylinder rotary compressor |
| 08/12/2009 | CN100526650C Multi-stage rotary compressor and its method for setting elimination volume ratio |
| 08/12/2009 | CN100526649C Worm compressor provided with a sound absorber |
| 08/12/2009 | CN100526648C Scroll compressor |
| 08/12/2009 | CN100526610C Single-claw design method for claw type rotor |
| 08/12/2009 | CN100526609C Single-pawl and double-pawl design method of pawl type rotor |
| 08/12/2009 | CN100526608C Tri-claw and more design method for claw type rotor |
| 08/12/2009 | CN100526607C Design method for blade of claw rotor |
| 08/11/2009 | US7572118 Rotary machine with orbiting twin blades, especially for expansion drive units and compressors |
| 08/11/2009 | US7572117 Inner rotor of internal gear pump having convex small circular arc parts |
| 08/06/2009 | WO2009096288A1 Sealed-type scroll compressor |
| 08/06/2009 | WO2009096206A1 Scroll compressor |
| 08/06/2009 | WO2009095740A1 Temporary self-lubricating coating for scroll compressor |
| 08/06/2009 | WO2009094862A1 A rotary compressor |
| 08/05/2009 | EP2085617A2 Mode changing apparatus for a scroll compressor |
| 08/05/2009 | EP2084399A1 Compressor slide valve support |
| 08/05/2009 | CN201284743Y Exhaustion control device of screw type air compressor |
| 08/05/2009 | CN201284741Y Meshing structure of single-screw meshing pair |
| 08/05/2009 | CN201284740Y Cyclone compressor |
| 08/05/2009 | CN101498307A Rotary compressor with double working cylinders |
| 08/05/2009 | CN101498306A Rotary compressor |
| 08/05/2009 | CN101498305A Hermetic rotary compressor and refrigeration cycle apparatus |
| 08/05/2009 | CN101498304A Coal bed gas double screw rod compressor unit |
| 08/05/2009 | CN101498303A Root's vacuum pump with plane clearance adjustment apparatus |
| 08/05/2009 | CN101498302A Mode changing apparatus for a scroll compressor |
| 08/05/2009 | CN101498301A Scroll type compressor |
| 08/05/2009 | CN100523664C Oil carry-over prevention from helium gas compressor |
| 08/05/2009 | CN100523656C Refrigerating apparatus and fluid machine therefor |
| 08/05/2009 | CN100523511C Oil discharge reducing device for scroll compressor |
| 08/05/2009 | CN100523510C Dual volume-ratio scroll machine |
| 08/05/2009 | CN100523509C Rotary compressor |
| 08/05/2009 | CN100523508C Capacity variable type twin rotary compressor and driving method thereof and airconditioner with this and driving method thereof |
| 08/05/2009 | CN100523507C Tip seal for scroll fluid machine |
| 08/05/2009 | CN100523506C Scroll fluid machine |
| 08/05/2009 | CN100523505C Turbo machine having dual volume ratio |
| 08/05/2009 | CN100523500C 压缩机 Compressor |
| 08/04/2009 | US7568897 Scroll machine with seal |
| 07/30/2009 | WO2009093701A1 Compressor |
| 07/30/2009 | WO2009093470A1 Rotary fluid machine |
| 07/30/2009 | WO2009093469A1 Screw compressor |
| 07/30/2009 | US20090191083 Rotary blower with isothermal air jacket |
| 07/30/2009 | US20090191081 Scroll compressor improved in function of oil circulation and back pressure control |
| 07/30/2009 | US20090191080 Scroll Compressor |
| 07/30/2009 | DE102008055004A1 Fluidabscheider für einen Kompressor Fluid separator for a compressor |
| 07/30/2009 | DE102008054240A1 Rotor for use in pump i.e. vacuum pump, has separate bearing body comprising additional bearing section, which is fixedly connected with rotor base body at front side of base body, at which blade receiving slot is opened |
| 07/29/2009 | CN201281018Y Vapour injecting and sealing device and rotary compressor |
| 07/29/2009 | CN201281017Y Rotary compressor with crankshaft supporting mechanism |
| 07/29/2009 | CN201281016Y Single screw rod spider axial fixing device |
| 07/29/2009 | CN101493090A Screw compressor |
| 07/29/2009 | CN101493089A Water-lubricated compressor |
| 07/29/2009 | CN100520072C Screw compressor and manufacturing method of its rotor |
| 07/29/2009 | CN100520071C Screw compressor |
| 07/29/2009 | CN100520058C Lubrication system for compressor |
| 07/23/2009 | WO2009091996A2 Scroll machine |
| 07/23/2009 | WO2009091901A1 Scroll compressor having standardized power strip |
| 07/23/2009 | WO2009091897A1 Scroll compressor with housing shell location |
| 07/23/2009 | WO2009091891A1 Mounting base and scroll compressor incorporating same |
| 07/23/2009 | WO2009091890A1 Scroll compressor bodies with scroll tip seals and extended thrust region |
| 07/23/2009 | WO2009091880A1 Scroll compressor build assembly |
| 07/23/2009 | WO2009091876A1 Scroll compressor suction flow path & bearing arrangement features |
| 07/23/2009 | WO2009091871A1 Non symmetrical key coupling contact and scroll compressor having same |
| 07/23/2009 | WO2009091858A1 Key coupling and scroll compressor incorporating same |
| 07/23/2009 | WO2009090888A1 Rotary fluid machine |
| 07/23/2009 | US20090185936 Scroll compressor |
| 07/23/2009 | US20090185935 Scroll machine |
| 07/23/2009 | US20090185934 Scroll Compressor Bodies with Scroll Tip Seals and Extended Thrust Region |
| 07/23/2009 | US20090185932 Scroll Compressor Build Assembly |
| 07/23/2009 | US20090185930 Scroll Compressor with Housing Shell Location |
| 07/23/2009 | US20090185928 Scroll Compressor Suction Flow Path & Bearing Arrangement Features |
| 07/23/2009 | US20090185927 Key Coupling and Scroll Compressor Incorporating Same |
| 07/23/2009 | US20090185926 Scroll Compressor and Baffle for Same |
| 07/23/2009 | DE19981942B4 Vakuumpumpe Vacuum pump |
| 07/22/2009 | EP2079932A1 Vacuum pump having an outlet valve |
| 07/22/2009 | EP1886024B1 Scroll-type refrigerant compressor |
| 07/22/2009 | EP1210505B1 Fluid rotary machine |
| 07/22/2009 | CN201277176Y Back pressure mechanism and scroll type compressor |
| 07/22/2009 | CN101487469A Root's compressor or vacuum pump |
| 07/22/2009 | CN100516533C Fluid conveying equipment |
| 07/22/2009 | CN100516532C Vacuum pump |
| 07/22/2009 | CN100516531C Double cylinder rotary compressor |
| 07/22/2009 | CN100516530C Parts of refrigeration compressor with antiwear coating, and method for manufacturing antiwear coating layer |
| 07/22/2009 | CN100516529C technology for spraying corrosion resistant coating on dry screw compressor rotor |
| 07/22/2009 | CN100516528C Turbo compressor |
| 07/22/2009 | CN100516527C Variable radius scroll compressor |
| 07/22/2009 | CN100516526C Screw compressor |
| 07/22/2009 | CN100516525C Screw compressor |
| 07/22/2009 | CN100516524C Method for Manufacturing vortex compressor and its cross ring |
| 07/21/2009 | US7563510 Fluid machinery |
| 07/21/2009 | US7563085 Multicylinder rotary compressor and compressing system and refrigerating unit provided with same |
| 07/21/2009 | US7563084 Rotary fluid machine |
| 07/21/2009 | US7563081 Gas compressor |
| 07/21/2009 | US7563080 Rotary compressor |
| 07/16/2009 | US20090180907 Two-stage rotary compressor |
| 07/15/2009 | EP2078863A1 Compressor |