| Patents for F04D 19 - Axial-flow pumps specially adapted for elastic fluids (3,780) |
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| 03/13/2014 | US20140072452 Apparatus and method for shielding a controlled pressure environment |
| 03/13/2014 | US20140072435 Fan |
| 03/13/2014 | US20140072408 Vacuum pump |
| 03/13/2014 | DE102012108394A1 Vakuumpumpe Vacuum pump |
| 03/12/2014 | EP2706237A2 Vacuum pump |
| 03/12/2014 | CN103629146A Vacuum pump |
| 03/12/2014 | CN102425563B Method and system for synchronously inhibiting subcritical vibration of rotor of magnetic suspension molecular pump |
| 03/06/2014 | WO2014034645A1 Molecular pump |
| 03/06/2014 | US20140064959 Axial flow fan |
| 03/06/2014 | US20140064958 Fan assembly |
| 02/27/2014 | US20140056735 Vacuum pump |
| 02/27/2014 | US20140056693 Fan and fan frame thereof |
| 02/27/2014 | US20140056688 Inline axial flow fan |
| 02/26/2014 | CN102209851B Turbo-molecular pump |
| 02/26/2014 | CN101639075B 轴流风扇 Axial fan |
| 02/26/2014 | CN101324238B Blower with bearing tube |
| 02/20/2014 | US20140050578 Fan and fan frame thereof |
| 02/19/2014 | EP2697514A1 Vacuum pumping system |
| 02/19/2014 | CN103597214A Evacuating a chamber |
| 02/19/2014 | CN103597213A Supersonic compressor rotor and method of compressing a fluid |
| 02/12/2014 | EP2696077A1 Reduction of a gas turbine compressor pumping |
| 02/12/2014 | EP2694818A2 Method and apparatus for independently varying airflow and noise generation of a fan |
| 02/12/2014 | CN203430811U Axial flow fan |
| 02/06/2014 | WO2014021160A1 Part for vacuum pumps and vacuum pump |
| 02/06/2014 | WO2014021096A1 Vacuum pump |
| 02/05/2014 | CN103562554A Rotor and vacuum pump |
| 02/05/2014 | CN103557167A Low-noise fan and fan frame thereof |
| 01/30/2014 | WO2014016551A1 Sealing arrangement |
| 01/30/2014 | DE10224604B4 Evakuierungseinrichtung Evacuation device |
| 01/23/2014 | US20140023495 Fan device with fluidic air function |
| 01/23/2014 | US20140023491 Diagonal fan |
| 01/23/2014 | US20140020391 Axial turbine and power plant |
| 01/22/2014 | CN103527498A Single-stage axial fan for power station boilers and pneumatic conveying method thereof |
| 01/09/2014 | DE102004022962B4 Zentrifugallüfter und Gehäuse davon Centrifugal fan and housing them |
| 01/08/2014 | CN203384064U Axial flow fan with insect-preventing net |
| 01/08/2014 | CN103498803A Multistage mute energy-saving air compressor |
| 01/02/2014 | US20140003935 Cooling fan structure |
| 01/02/2014 | US20140003933 Axial flow fan |
| 01/02/2014 | US20140003928 Spool for turbo machinery |
| 01/01/2014 | CN203374495U Air pressurizing device |
| 12/27/2013 | WO2013164571A3 Method and apparatus for warming up a vacuum pump arrangement |
| 12/25/2013 | EP2676043A1 Bearing arrangement for rapidly rotating shafts of vacuum pumps |
| 12/25/2013 | EP2676034A1 Stator element and high-vacuum pump |
| 12/25/2013 | CN103477082A Vacuum pump and rotor therefor |
| 12/19/2013 | US20130336762 Bolt-fastening structure for turbomolecular pump and turbomolecular pump thereof |
| 12/18/2013 | CN103452668A Axial compressor and gas turbine having axial compressor |
| 12/18/2013 | CN102242722B Maglev molecular pump, and control method and manufacturing method thereof |
| 12/11/2013 | EP2671060A1 Leakage search device |
| 12/11/2013 | CN102007299B 真空泵 Vacuum pump |
| 12/05/2013 | WO2013180538A1 Turbo compression system |
| 12/05/2013 | WO2013179749A1 Ipm motor for vacuum pump |
| 12/05/2013 | WO2013032923A3 Vibration isolating from a cooling fan motor |
| 12/05/2013 | US20130323072 Axial fan |
| 12/04/2013 | CN203321846U Novel carbon fiber spinning axial flow fan |
| 12/04/2013 | CN203321843U Novel mine efficient axial flow fan |
| 11/28/2013 | US20130315727 Stackable fan |
| 11/27/2013 | CN203308733U Traction-level compound molecule pump |
| 11/21/2013 | WO2013171454A1 Method and apparatus for adjusting operating parameters of a vacuum pump arrangement |
| 11/21/2013 | US20130309064 Fan with integrated vibration absorbing structure |
| 11/21/2013 | DE19840843B4 Stellvorrichtung für ein im Kühlsystem von Brennkraftmaschinen einsetzbares Lüfterrad Actuating device for a system which can be used in the cooling of internal combustion engines fan |
| 11/20/2013 | CN103398021A Low-speed high-pressure-ratio axial-flow impeller with highly twisted blades having Bezier camber lines |
| 11/20/2013 | CN103398013A Turbine molecular pump |
| 11/14/2013 | US20130302153 Air circulation fan used in light steel frame |
| 11/13/2013 | EP2662574A2 Quick-release vacuum pump |
| 11/13/2013 | CN101749256B Large axial flow fan unbalance recognition method based on auto-correlation |
| 11/12/2013 | US8580201 Wicking-based reagent-solution draining in an automated system |
| 11/12/2013 | DE202012007700U1 Vakuumpumpe Vacuum pump |
| 11/07/2013 | WO2013164571A2 Method and apparatus for warming up a vacuum pump arrangement |
| 11/06/2013 | CN101952604B Inlet connecting piece for an axial-flow compressor |
| 11/05/2013 | US8573954 Fan assembly |
| 10/31/2013 | WO2013161399A1 Deposit detection device for exhaust pump, and exhaust pump |
| 10/31/2013 | WO2013160432A1 Axial flow cooling fan with centripetally guiding stator vanes |
| 10/30/2013 | EP2657531A1 Axial fan with centripetal flow straightener having a reduced diameter hub |
| 10/30/2013 | CN103380358A Leakage search device |
| 10/30/2013 | CN103380301A Stator element and high-vacuum pump |
| 10/24/2013 | US20130280077 Ceiling fan |
| 10/24/2013 | US20130280053 Axial compressor |
| 10/23/2013 | EP2653728A1 Fixed blade assembly usable in exhaust pump, and exhaust pump provided with same |
| 10/23/2013 | CN103370553A Bearing arrangement for rapidly rotating shafts of vacuum pumps |
| 10/22/2013 | US8562293 Multi-stage pump rotor for a turbomolecular pump |
| 10/17/2013 | US20130272866 Fan |
| 10/17/2013 | US20130272858 Fan assembly |
| 10/16/2013 | EP2650544A1 Vacuum pump |
| 10/16/2013 | CN101268282B 流体压缩系统 Fluid compression system |
| 10/14/2013 | DE202012006795U1 Vakuumpumpe sowie Vakuumpumpen-Anlage Vacuum pump and vacuum pump system |
| 10/10/2013 | WO2013151015A1 Vacuum pump |
| 10/10/2013 | WO2013110936A3 Gas transfer vacuum pump |
| 10/03/2013 | US20130259681 Enhanced performance rotorcraft rotor blade |
| 10/03/2013 | US20130259669 Cross flow fan and indoor unit of air-conditioning apparatus |
| 10/03/2013 | US20130259667 Impeller and fan |
| 10/03/2013 | US20130259666 Slim fan |
| 10/02/2013 | EP2644917A1 Magnetic bearing control device, and exhaust pump provided with the device |
| 10/02/2013 | EP2644900A2 Pump system for evacuating of gas from a plurality of chambers and method for controlling the pump system |
| 10/02/2013 | EP2644899A1 Protective mesh for vacuum pump and vacuum pump with same |
| 10/02/2013 | EP2644893A2 Vacuum evacuation apparatus |
| 10/02/2013 | DE102012105951A1 Pumpensystem zur Evakuierung von Gas aus einer Mehrzahl von Kammern sowie Verfahren zur Steuerung des Pumpensystems A pump system for evacuating gas from a plurality of chambers as well as procedures for control of the pump system |
| 09/26/2013 | WO2013142121A1 Method and apparatus for sensing of levitated rotor position |
| 09/26/2013 | US20130251559 Axial flow fan |
| 09/26/2013 | US20130251530 Bearing cup structure and thermal module thereof |
| 09/25/2013 | EP2642266A1 Leak detector |