Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquids; Rotary-piston, or oscillating-piston, positive-displacement pumps › F04C 18 - Rotary-piston pumps specially adapted for elastic fluids
Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462)
11/2005
11/03/2005WO2005103496A1 Rotating fluid machine
11/03/2005WO2005103495A1 Scroll pump with load bearing synchronization device
11/03/2005WO2005038255A3 Evacuation apparatus
11/03/2005US20050244294 Screw fluid machine
11/03/2005US20050244286 Oil rotary vacuum pump and manufacturing method thereof
11/03/2005US20050241102 Vaccum cleaners especially quiet vacuum cleaners, pumps, and engines
11/03/2005DE102005014130A1 Schaltventilkonstruktion einer Fluidmaschine Switching valve structure of a fluid machine
11/03/2005DE102005013510A1 Fluidmaschine Fluid machine
11/02/2005EP1591663A1 Oil sealed rotary vacuum pump and manufacturing method thereof
11/02/2005EP1591621A1 Screw fluid machine
11/02/2005CN2737995Y Blade pump
11/02/2005CN1692228A Rotary compressor
11/02/2005CN1690475A Variable speed compressor
11/02/2005CN1690430A 螺杆机 Screw Machine
11/02/2005CN1690429A 螺杆机 Screw Machine
11/02/2005CN1690428A 螺杆机 Screw Machine
11/02/2005CN1690427A Screw fluid machine
11/02/2005CN1690426A Scroll compressor and refrigerating system using ammonia group refrigerant
11/02/2005CN1690425A Dual volume-ratio scroll machine
11/02/2005CN1690424A Permanent low cost radio frequency compressor identification
11/02/2005CN1690423A Scroll fluid machine
11/02/2005CN1690422A Screw compressor
11/02/2005CN1690362A Fluid machine
11/01/2005US6960070 Compressor
10/2005
10/27/2005WO2005100882A2 Compressor
10/27/2005WO2005100780A2 Variable capacity pump/motor
10/27/2005US20050238502 Multistage vacuum pump and a pumping installation including such a pump
10/27/2005US20050236437 Screw pump and method of operating the same
10/27/2005US20050235670 Fluid machine
10/27/2005DE102005014129A1 Abwärme eines Verbrennungsmotors nutzendes System Waste heat from an internal combustion engine using system
10/26/2005EP1589227A1 Multi-stage vacuum pump and pumping system having such a pump
10/26/2005EP1588054A1 Pump
10/26/2005EP1588053A1 Coated end wall of a compressor chamber and method of manufacture thereof
10/26/2005CN2736558Y Rolling rotor compressor with radial regulation
10/26/2005CN1688818A Compressor
10/26/2005CN1688817A Helical compressor for refrigerating medium
10/26/2005CN1687597A 旋叶式压缩机 Rotary vane compressor
10/26/2005CN1224813C Hermetic compressor
10/20/2005WO2005098201A2 Gapless screw rotor device
10/20/2005US20050233854 Variable speed compressor
10/20/2005US20050232800 Scroll compressor for refrigerant
10/20/2005US20050232799 Scroll fluid machine
10/20/2005US20050232791 Dual-shaft vacuum pump
10/20/2005US20050232781 Permanent low cost radio frequency compressor identification
10/20/2005CA2561620A1 Gapless screw rotor device
10/19/2005CN1685181A Very low temperature refrigeration system having a scroll compressor with liquid injection
10/19/2005CN1685158A Vane rotary type air pump
10/19/2005CN1685154A Refrigerant compressor, and refrigerating machine using the same
10/19/2005CN1685151A 液泵 Pump
10/19/2005CN1683794A 压缩机 Compressor
10/19/2005CN1683793A 涡旋式压缩机 Scroll compressor
10/19/2005CN1223764C 压缩机挡板结构 Compressor baffle structure
10/19/2005CN1223762C Vortex fluid machinery
10/18/2005CA2359441C In-line gas compression system
10/13/2005WO2005094547A2 Rotary vane pump
10/13/2005US20050226758 Screw compressor
10/13/2005US20050226757 Variable capacity pump/motor
10/13/2005US20050226756 Compressor
10/13/2005US20050226755 Scroll compressor
10/13/2005US20050223734 Screw compressor-expander machine
10/13/2005US20050223726 Compressor
10/13/2005DE10393034T5 Verhinderung von Ölverschleppung bei Heliumgasverdichtern Prevention of oil carryover in helium gas compressors
10/13/2005DE102005002956A1 Kompressor Compressor
10/13/2005DE102004010061B3 Side channel sliding vane rotary pump comprises a central housing, a rotary slide valve running space arranged eccentrically to a drive shaft, and a rotary slide valve piston arranged on the drive shaft
10/12/2005CN1680720A Scroll compressor with hot oil temperature responsive relief of back pressure chamber
10/12/2005CN1680719A Oil cooling compressor
10/12/2005CN1680718A Dual volume-ratio scroll machine
10/12/2005CN1222694C Device for preventing autorotation of vortex compressor
10/11/2005US6953490 In-line oil separator
10/11/2005US6953330 Scroll vacuum pump
10/06/2005WO2005093293A1 Gear assembly
10/06/2005WO2005093217A1 Monovane vacuum pump
10/06/2005WO2005091842A2 Turntable with turning guide
10/06/2005US20050220655 Rolling piston and gas leakage preventing apparatus for rotary compressor having the same
10/06/2005US20050220654 Apparatus for preventing overheating of scroll compressor
10/06/2005US20050220652 Compressor
10/06/2005US20050220651 Scroll type hydraulic machine
10/06/2005US20050220650 Coupling structure of eccentric bush of scroll compressor
10/06/2005US20050220649 Scroll fluid machine
10/06/2005US20050220648 Scroll fluid machine
10/06/2005US20050220647 Scroll pump with load bearing synchronization device
10/06/2005US20050220646 Fluid machine
10/06/2005US20050220642 Switch valve structure of fluid machine
10/06/2005US20050217732 Apparatus for controlling the pressure in a process chamber and method of operating same
10/06/2005US20050217288 System utilizing waste heat of internal combustion engine
10/06/2005DE4114618B4 Verfahren zur Änderung des inneren Volumenverhältnisses vi für Schraubenverdichter Method of changing the internal volume ratio vi for screw compressors
10/05/2005EP1582746A1 Scroll fluid machine
10/05/2005EP1582693A1 Scroll fluid machine
10/05/2005CN1678832A Inlet piece for a liquid-injected compressor element
10/05/2005CN1678831A Discharge portion for screw compressor with tangential flow guide cusp
10/05/2005CN1678830A Screw compressor discharge flow guide
10/05/2005CN1677022A System utilizing waste heat of internal combustion engine
10/05/2005CN1676938A Rotary dual-cylinder compressor using exhaust middle partition board
10/05/2005CN1676937A Apparatus for preventing overheating of scroll compressor
10/05/2005CN1676936A Rotor tooth-profile for screw pump
10/05/2005CN1676935A Rotor tooth profile for helical-lobe compressor
10/05/2005CN1676934A Scroll type hydraulic machine
10/05/2005CN1676933A Scroll fluid machine
10/05/2005CN1676932A Scroll fluid machine
10/05/2005CN1676883A Switch valve structure of fluid machine
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