Patents for F04D 19 - Axial-flow pumps specially adapted for elastic fluids (3,780)
10/2005
10/05/2005EP1090231B1 Frictional vacuum pump with chassis, rotor, housing and device fitted with such a frictional vacuum pump
09/2005
09/29/2005US20050212370 Magnetic bearing device and turbo molecular pump with the magnetic bearing device mounted thereto
09/28/2005EP1580436A2 Magnetic bearing device and turbo molecular pump with the magnetic bearing device mounted thereto
09/28/2005EP1580435A2 Turbomolecular pump
09/28/2005CN2729370Y Disrotary ventilator
09/28/2005CN1675469A Vacuum pump and starting method therefor
09/27/2005US6949853 Magnetic bearing device and pump device with the magnetic bearing device mounted thereto
09/27/2005US6948921 Vacuum pump comprising an outlet
09/22/2005US20050207884 Turbomolecular pump
09/21/2005EP1577559A1 Vacuum pumping system
09/21/2005EP1576292A2 Vacuum pumping arrangement
09/21/2005EP1083349B1 Magnetic bearing device and vacuum pump
09/20/2005US6945758 Drive support and cover assembly for tubeaxial fan
09/15/2005WO2005085663A1 Magnetic bearing and turbo-molecular pump having it
09/15/2005WO2005085648A1 Round honeycomb rotor
09/15/2005WO2005085643A1 Vacuum pump
09/15/2005US20050201882 Vacuum pumping system
09/15/2005CA2536093A1 Round honeycomb rotor
09/14/2005EP1574719A2 Method and apparatus to reduce vibrations in a pumping arrangement
09/14/2005EP1573206A1 Vacuum pumping arrangement and method of operating same
09/14/2005EP1573205A1 Vacuum pumping system and method of operating a vacuum pumping arrangement
09/14/2005EP1573204A1 Vacuum pumping arrangement
09/08/2005US20050196284 Electronically controlled vacuum pump
09/07/2005CN2723746Y Double impeller jet fan
08/2005
08/31/2005CN1662746A Apparatus for controlling the pressure in a process chamber and method of operating same
08/25/2005WO2005078281A1 Vacuum device
08/25/2005WO2004057260A3 Heat exchange technique
08/25/2005US20050186099 Active vibration reduction
08/24/2005CN1659383A Evacuating device
08/23/2005US6932564 Heteroscopic turbine
08/18/2005US20050179333 Magnetic bearing device and pump device with the magnetic bearing device mounted thereto
08/18/2005US20050178105 Compressor and gas turbine engine
08/11/2005US20050175448 Axial flow turbo compressor
08/10/2005CN1651746A Methods and apparatus for assembling gas turbine engines
08/09/2005US6927550 Device and method used to automatically compensate for synchronous disturbance
08/09/2005US6926493 Turbo-molecular pump
08/04/2005WO2005071268A1 Screw vacuum pump
08/04/2005US20050169745 Gas friction pump
08/04/2005US20050169744 Gas friction pump
08/03/2005EP1559915A1 Gas friction pump
08/03/2005EP1559914A1 Gas friction pump
08/03/2005CN1648464A 蜗轮强力轴流风机 Worm powerful axial fan
07/2005
07/28/2005US20050163622 Vacuum pump control device and vacuum device
07/27/2005EP1557538A2 Fan platform for a gas turbine engine
07/27/2005EP1485622B1 Method for coating objects
07/21/2005US20050155342 Methods and apparatus for assembling gas turbine engines
07/20/2005CN2711426Y Wind cooling screen groove type traction molecular pump
07/20/2005CN1641226A Ultra-high speed vacuum pump system with first stage turbofan and second stage turbomolecular pump
07/19/2005US6918745 Gas turbine engine axial stator compressor
07/14/2005WO2004059147A3 Heteroscopic turbine
07/13/2005EP1553303A2 Apparatus for evacuating a plurality of vacuum chambers
07/13/2005CN1637283A Apparatus and method for control, pumping and abatement for vacuum process chambers
07/07/2005WO2005061896A2 Vacuum pump
07/07/2005US20050147509 Apparatus and method for control, pumping and abatement for vacuum process chambers
07/07/2005DE10357547A1 Turbomolecular pump has stator discs configured at outer edge to form greatest possible contact surface with distance rings which space out discs
06/2005
06/30/2005WO2005059367A2 Vacuum pumping arrangement
06/30/2005US20050142010 Fore-line preconditioning for vacuum pumps
06/30/2005DE102004022259A1 Wärme ableitende Vorrichtung und Motorstruktur davon Heat dissipating device and motor structure thereof
06/28/2005US6910861 Turbomolecular vacuum pump with the rotor and stator vanes
06/28/2005US6910850 Vacuum pump
06/23/2005US20050135919 Molecular speed and direction selection
06/23/2005DE10354204A1 Molekularpumpe Molecular pump
06/22/2005EP1544473A2 Ultra-high speed vacuum pump system with first stage turbofan and second stage turbomolecular pump
06/16/2005WO2005040615A3 Vacuum pump
06/16/2005WO2005014892A3 Coating
06/16/2005US20050129513 Heat dissipation apparatus
06/16/2005US20050129509 Ultra-high speed vacuum pump system with first stage turbofan and second stage turbomolecular pump
06/16/2005DE102004022962A1 Zentrifugallüfter und Gehäuse davon Centrifugal fan and housing them
06/15/2005EP1540185A1 Vacuum pump and method of starting the same
06/14/2005US6905306 Mechanical kinetic vacuum pump with rotor and shaft
06/14/2005US6904960 Heat dissipation apparatus
06/09/2005WO2005052375A1 Turbomolecular pump rotor step
06/09/2005DE10353034A1 Mehrstufige Reibungsvakuumpumpe Multi-stage friction vacuum pump
06/08/2005EP1537336A2 Device for fixing a vacuum pump
06/07/2005US6902378 Electronically controlled vacuum pump
06/01/2005EP1407148B1 Apparatus for controlling the pressure in a process chamber and method of operating same
05/2005
05/31/2005US6899529 Connecting structure for vacuum pump
05/26/2005WO2005047707A1 Multi-stage friction vacuum pump
05/26/2005US20050110366 Heat-dissipating device and motor structure thereof
05/26/2005CA2545566A1 Multi-stage friction vacuum pump
05/25/2005EP1533530A1 Vacuum pump provided with vibration damper
05/24/2005US6897456 Differential pumping system and exposure apparatus
05/24/2005US6896490 Vacuum apparatus
05/19/2005US20050106043 Vacuum pump provided with vibration damper
05/19/2005US20050106026 Counterrotating axial blower
05/19/2005US20050106005 Turbo molecular high-vacuum pump with a circular intake area
05/12/2005US20050098441 Method for coating objects
05/11/2005CN1614242A Counter-rotary axial fan with adjustable inlet guide vanes
05/10/2005US6890146 Compound friction vacuum pump
05/10/2005US6890145 Vacuum pump
05/06/2005WO2005040615A2 Vacuum pump
05/06/2005CA2747137A1 Vacuum pump
05/05/2005US20050095126 Centrifugal fan and housing thereof
05/03/2005US6887032 Turbo/drag pump having a composite skirt
04/2005
04/28/2005WO2005038263A1 Turbomolecular vacuum pump
04/27/2005CN1199011C Axial fan with brushless direct-current dynamo
04/26/2005US6884039 Flywheel system with parallel pumping arrangement
04/21/2005US20050081536 Cryopump temperature control of arrays
04/20/2005CN1608174A Method for coating objects
04/14/2005WO2005033522A1 Vacuum pump
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