| Patents for F04D 19 - Axial-flow pumps specially adapted for elastic fluids (3,780) |
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| 02/04/2010 | WO2010012526A1 Vacuum pump |
| 02/04/2010 | DE102008035972A1 Vakuumpumpanordnung Vacuum pump assembly |
| 02/04/2010 | DE102008035891A1 Vakuumpumpe Vacuum pump |
| 02/03/2010 | EP2149710A2 Vacuum pump arrangement |
| 02/03/2010 | CN201396298Y Axial flow type pressure fan capable of deflecting automatically |
| 02/03/2010 | CN201396297Y Automotive engine plastic cooling fan |
| 02/03/2010 | CN201396296Y Coke-guide dust-removal axial-flow fan |
| 02/03/2010 | CN101639075A Axial flow fan |
| 02/03/2010 | CN100587264C Vacuum discharging device and method |
| 01/28/2010 | US20100021317 Serial axial fan |
| 01/28/2010 | DE102009027834A1 Turbomolekularpumpe Turbomolecular pump |
| 01/28/2010 | DE102008034948A1 Vakuumpumpe Vacuum pump |
| 01/27/2010 | EP2148094A2 Vacuum pump |
| 01/27/2010 | CN201391482Y Propeller type fan, fluid delivery device and shaping mould |
| 01/27/2010 | CN201391470Y Axial flow fan |
| 01/27/2010 | CN101634307A Turbo-molecular pump |
| 01/27/2010 | CN100585188C Vacuum pump |
| 01/21/2010 | WO2010007975A1 Vacuum pump |
| 01/20/2010 | CN201386671Y Axial flow type inducing fan |
| 01/14/2010 | US20100008757 Ducted fan assembly for radio-controlled model |
| 01/14/2010 | DE102008031932A1 Gasturbine mit zumindest einer mehrstufigen, mehrere Verdichtermodule umfassenden Verdichtereinheit Gas turbine with at least one multi-level, comprehensive multiple compressor modules compressor unit |
| 01/13/2010 | CN201381998Y Fan with improved rotary speed control module and fan set comprising same |
| 01/13/2010 | CN101624994A Axial-flow fan with forwards folded outer edges of vanes |
| 01/13/2010 | CN100580255C 磁性轴承设备及真空泵 The magnetic bearing equipment and vacuum pumps |
| 01/12/2010 | US7645126 Vacuum pump and semiconductor manufacturing apparatus |
| 01/07/2010 | DE202008011489U1 Stator-Rotor-Anordnung für eine Vakuumpumpe sowie Vakuumpumpe Stator-rotor assembly for a vacuum pump and vacuum pump |
| 01/06/2010 | EP2140144A1 Turbo-molecular pump |
| 01/06/2010 | EP1719918B1 Rotor with a circular trapezoidal cellular structure |
| 12/31/2009 | DE102008030583A1 Wellenanordnung für schnelldrehende Wellen Shaft assembly for high-speed shafts |
| 12/30/2009 | WO2009156286A1 Shaft arrangement for fast-rotating shafts |
| 12/30/2009 | CN201372938Y Electronic part of molecular pump |
| 12/30/2009 | CN101617125A Rapidly rotating vacuum pump |
| 12/30/2009 | CN100575711C 真空泵装置 Vacuum pump unit |
| 12/23/2009 | WO2009153874A1 Turbo-molecular pump |
| 12/23/2009 | CN201368039Y Efficient anti-surging axial flow fan |
| 12/23/2009 | CN101608637A Bearing component of molecular pump |
| 12/17/2009 | US20090311113 Rotor Assembly |
| 12/17/2009 | DE202008017530U1 Vakuumpumpe oder Vakuumapparatur mit Vakuumpumpe Vacuum pump or vacuum apparatus with vacuum pump |
| 12/17/2009 | DE102008028199A1 Verbindungselement Connecting element |
| 12/16/2009 | EP2133581A2 Connecting element |
| 12/16/2009 | CN101603542A Axial-flow pump machine with suspended propeller |
| 12/15/2009 | USRE41035 Magnetic bearing device with vibration restraining function, magnetic bearing device with vibration estimating function, and pump device with the magnetic bearing devices mounted thereto |
| 12/15/2009 | US7633201 Magnetic bearing device and vacuum pump |
| 12/10/2009 | WO2009147426A1 Vacuum pumping systems |
| 12/10/2009 | WO2009147241A2 Apparatus for indirect conversion of ocean wave energy into electric energy |
| 12/09/2009 | CN201358929Y Axial flow type compressor adjusted and controlled by throat pressure difference |
| 12/09/2009 | CN101598135A Axial-flow fan special for super large power load box |
| 12/09/2009 | CN101598134A Whirlwind water film wet dust removal axial flow fan |
| 12/02/2009 | EP2126365A1 Vacuum pump |
| 12/02/2009 | CN201354766Y Axial-flow radiator fan |
| 12/02/2009 | CN201354744Y Large-scale air-cooled axial flow fan system |
| 12/02/2009 | CN101595307A 真空泵 Vacuum pump |
| 12/02/2009 | CN101594841A Device and method for opening an airway |
| 12/02/2009 | CN100564886C Holweck vacuum pump |
| 11/26/2009 | WO2009142905A1 Deposition method and apparatus |
| 11/26/2009 | WO2009141222A1 Multi-stage vacuum pump |
| 11/26/2009 | DE102008024764A1 Mehrstufige Vakuumpumpe Multi-stage vacuum pump |
| 11/25/2009 | CN201351621Y Axial-flow fan with vibration measuring device |
| 11/18/2009 | EP2118492A1 Rapidly rotating vacuum pump |
| 11/18/2009 | CN201347893Y Light alloy axial-flow fan blade |
| 11/18/2009 | CN101583799A Method for determination of resonant frequencies of a rotor using magnetic bearings |
| 11/17/2009 | CA2419367C Counter rotating aircraft gas turbine engine with high overall pressure ratio compressor |
| 11/12/2009 | WO2009115752A3 Electric fan |
| 11/11/2009 | CN101576094A Fan and flow-guided structure thereof |
| 11/11/2009 | CN101576093A Fan and flow-guiding structure thereof |
| 11/10/2009 | US7614844 Vacuum pumping arrangement |
| 11/05/2009 | WO2009133394A1 Vacuum pump |
| 11/05/2009 | WO2009133106A1 Vacuum pump and method for cleaning vacuum pumps |
| 11/05/2009 | US20090274547 Rotating unit for an axial-flow compressor |
| 10/28/2009 | CN101566165A Synchronous after flow ventilating compressor |
| 10/28/2009 | CN101566164A Multifunctional synchronous after flow ventilating compressor |
| 10/28/2009 | CN100554698C Vacuum pumping system |
| 10/22/2009 | WO2009128743A1 Birotary propeller fan |
| 10/22/2009 | WO2009128742A1 Birotary propeller fan |
| 10/22/2009 | WO2009127656A1 Vacuum pump |
| 10/22/2009 | WO2009127483A1 Vacuum pump |
| 10/22/2009 | DE102008019472A1 Vakuumpumpe Vacuum pump |
| 10/22/2009 | DE102008019451A1 Vakuumpumpe Vacuum pump |
| 10/15/2009 | US20090257889 Vacuum Pump |
| 10/15/2009 | US20090257869 Cooling fan |
| 10/14/2009 | EP2108930A1 Contact-less device for measuring operating parameters of rotors of high-speed rotary machines |
| 10/14/2009 | EP2108844A2 Turbo vacuum pump |
| 10/14/2009 | CN201326573Y High-efficiency and low-noise axial-flow ventilator of textile air conditioner |
| 10/14/2009 | CN201326562Y Dismounting structure for bearing of vertical axial flow pump |
| 10/13/2009 | US7600989 Leak detector comprising an inlet |
| 10/08/2009 | WO2009122506A1 Turbomolecular pump |
| 10/07/2009 | EP2106505A1 Method for determination of resonant frequencies of a rotor using magnetic bearings |
| 10/01/2009 | US20090246022 Fire fighting pump and its operating methods |
| 10/01/2009 | US20090246013 Compact Low Noise Efficient Blower for Cpap Devices |
| 10/01/2009 | US20090246003 Turbocharger with sliding piston, and having vanes and leakage dams |
| 09/30/2009 | EP2105615A2 Turbo vacuum pump |
| 09/30/2009 | CN201318296Y Small-sized molecular pump adopting blade disc rotor |
| 09/24/2009 | WO2009115752A2 Electric fan |
| 09/23/2009 | CN201314300Y Parallel axial-flow fan system |
| 09/23/2009 | CN101539150A Ventilator driven by single-phase electric motor |
| 09/17/2009 | DE102008013542A1 Strömungsarbeitsmaschine mit mehrstromiger Rotoranordnung Turbomachine rotor assembly with mehrstromiger |
| 09/16/2009 | EP2099397A2 Device and method for opening an airway |
| 09/16/2009 | EP1610068B1 Outdoor unit for air conditioner |
| 09/16/2009 | CN101532502A Post-treatment waste gas recycling high-temperature blower |
| 09/15/2009 | US7588417 Turbomolecular pump having multistage stator spacers |