| Patents for F04D 19 - Axial-flow pumps specially adapted for elastic fluids (3,780) |
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| 09/10/2009 | US20090226299 Axial fan unit |
| 09/10/2009 | DE102008013142A1 Turbo-molecular pump for producing vacuum, has auxiliary inlet arranged lateral to rotor longitudinal axis, where gas is sucked via auxiliary inlet in auxiliary inlet area of pump chamber, and rotor disks arranged in auxiliary inlet area |
| 09/03/2009 | WO2009107106A1 Mobile electronic devices with integrated personal cooling fan |
| 09/02/2009 | EP2096317A1 Method for manufacturing the rotor assembly of a rotating vacuum pump |
| 08/27/2009 | WO2009103701A1 Vacuum pump system and use of a multi-stage vacuum pump |
| 08/27/2009 | US20090211653 Vacuum Pumping Arrangement |
| 08/26/2009 | CN201297262Y Axial fan installer |
| 08/26/2009 | CN101517241A Vacuum pump |
| 08/26/2009 | CN101517240A Molecular drag pumping mechanism |
| 08/20/2009 | WO2009101699A1 Turbomolecular pump |
| 08/20/2009 | WO2009100741A1 Inlet connecting piece for an axial-flow compressor |
| 08/20/2009 | US20090205154 Electric fan |
| 08/20/2009 | DE102008009715A1 Vakuumpump-System und Verwendung einer Mehrstufen-Vakuumpumpe A vacuum pumping system and using a multi-stage vacuum pump |
| 08/19/2009 | CN201292961Y Horizontal type dry vacuum pump |
| 08/19/2009 | CN201292960Y Enhancement exhausting composite molecular pump |
| 08/19/2009 | CN100529414C Pumping arrangement |
| 08/13/2009 | WO2009098479A1 Gas compressor |
| 08/13/2009 | WO2009097644A1 Ceiling sweep fan |
| 08/12/2009 | EP2088327A1 Support for rolling bearing |
| 08/12/2009 | EP2088325A2 Turbo vacuum pump |
| 08/12/2009 | EP1609990B1 Vacuum device and vacuum pump |
| 08/12/2009 | CN201288700Y Energy saving water preserving axial flow ventilator for barn |
| 08/12/2009 | CN201288698Y Inclined flow blower fan |
| 08/12/2009 | CN101504005A Active air feeding device for isolation type refuge system |
| 08/11/2009 | US7572096 Vacuum pump |
| 08/06/2009 | US20090196734 Turbo vacuum pump |
| 08/05/2009 | CN101497982A Plasma treatment method for corrosion-proof turbine molecular pump blade |
| 07/30/2009 | US20090191055 Kinetically Modulated Fan Structure |
| 07/29/2009 | CN201281028Y Vortex guiding axial airflow bundling device |
| 07/29/2009 | CN101495760A Method for determining a statement of a state of a turbomolecular pump and a turbomolecular pump |
| 07/23/2009 | WO2009089958A1 Turbo molecular pump |
| 07/22/2009 | CN100516540C Shaft seal dust-proof structure of turbo molecular pump |
| 07/22/2009 | CN100516533C Fluid conveying equipment |
| 07/16/2009 | DE202009006288U1 Schutzvorrichtung für Hochvakuumpumpen, insbesondere Turbomolekularpumpen Protection device for high vacuum pumps, turbomolecular pumps particular |
| 07/16/2009 | DE102008004297A1 Turbomolekularpumpe Turbomolecular pump |
| 07/15/2009 | CN100513798C Dual-drive molecular pump |
| 07/08/2009 | EP1891332B1 Vacuum pump |
| 07/01/2009 | EP2074327A1 Vibration isolator |
| 07/01/2009 | EP1486673B1 Vacuum pump control device, and vacuum device |
| 07/01/2009 | CN101469718A Fan module |
| 06/25/2009 | US20090162220 Vacuum pump |
| 06/24/2009 | EP2072831A2 Vacuum pump |
| 06/24/2009 | CN101463825A 真空泵 Vacuum pump |
| 06/17/2009 | EP2069639A2 Vacuum pumps with improved pumping channel cross sections |
| 06/17/2009 | EP1753958B1 Gas supply system for a pumping arrangement |
| 06/17/2009 | EP1585951B1 Leak detector comprising an inlet |
| 06/17/2009 | CN201258864Y Pump body structure of vertical low level fast-cooling circle axial-flow pump |
| 06/17/2009 | CN101457758A Enhancement air exhaust composite molecular pump |
| 06/11/2009 | WO2009021809A3 Pump bearing arrangement |
| 06/11/2009 | US20090148311 Axial flow fan unit |
| 06/10/2009 | EP2068000A2 Vacuum pump mounting arrangement |
| 06/10/2009 | DE102007059257A1 Anordnung mit Vakuumpumpe Arrangement with vacuum pump |
| 06/10/2009 | CN100497950C Axial flow cooling blower fan |
| 06/03/2009 | EP2064449A1 Molecular drag pumping mechanism |
| 06/03/2009 | EP2064448A1 Vacuum pump |
| 06/03/2009 | CN101449064A Compact low noise efficient blower for CPAP devices |
| 05/28/2009 | WO2009004378A3 Vacuum pump |
| 05/28/2009 | US20090136361 Vacuum turbomolecular pump |
| 05/27/2009 | CN201246316Y Air cooling tower fan |
| 05/27/2009 | CN101440819A Axial flow type four-air-out platform ventilator |
| 05/26/2009 | CA2342033C Method and apparatus for increasing the efficiency of a multi-stage compressor |
| 05/22/2009 | WO2009062262A1 A power generator |
| 05/20/2009 | EP2060795A2 Vacuum pump |
| 05/20/2009 | EP2060794A2 Vacuum pump with lubricant pump |
| 05/20/2009 | EP2060793A2 Vacuum pump |
| 05/20/2009 | EP2059682A1 Vacuum pump |
| 05/20/2009 | EP2059681A1 Vacuum pumps with improved pumping channel configurations |
| 05/20/2009 | DE102007054632A1 Vakuumpumpe Vacuum pump |
| 05/20/2009 | CN101438063A Method for producing rotors or stators of a turbomolecular pump |
| 05/14/2009 | DE102007053980A1 Vakuumpumpe Vacuum pump |
| 05/14/2009 | DE102007053979A1 Vakuumpumpe mit Schmiermittelpumpe Vacuum pump lubricant pump |
| 05/13/2009 | CN101432525A Rotors or stators of a turbomolecular pump |
| 05/07/2009 | WO2009056606A1 Turbomolecular pump |
| 05/07/2009 | DE102007051988A1 Turbomolekularpumpe Turbomolecular pump |
| 05/06/2009 | EP2055960A2 Rotary apparatus |
| 05/06/2009 | CN100485190C Gas supply system for a pumping arrangement |
| 04/30/2009 | US20090110553 Omnidirectional electric fan and fan blade structure |
| 04/30/2009 | US20090110551 Axial flow fan |
| 04/30/2009 | DE102007051045A1 Anordnung mit Vakuumpumpe und Verfahren Arrangement with vacuum pump and method |
| 04/29/2009 | EP2053250A2 Turbo-molecular pump |
| 04/29/2009 | EP2053249A2 Assembly with vacuum pump and method |
| 04/29/2009 | CN201228644Y Exhaustion, heat radiation and silencing device for deep well ore |
| 04/28/2009 | US7525800 Fixing frame |
| 04/23/2009 | WO2009049988A1 Multi-stage pump rotor for turbo-molecular pump |
| 04/23/2009 | US20090101214 Gas supply system for a pumping arrangement |
| 04/22/2009 | EP1819539B1 A ventilating system for motor vehicles |
| 04/22/2009 | EP1618299A4 Heteroscopic turbine |
| 04/22/2009 | CN100480591C Outdoor unit for air conditioner |
| 04/16/2009 | DE102007048703A1 Mehrstufiger Turbomolekularpumpen-Pumpenrotor A multi-stage turbo-molecular pumps pump rotor |
| 04/15/2009 | EP2047584A2 Motor with improved cooling |
| 04/15/2009 | CN201221478Y Active air feeding device for isolation type refuge system |
| 04/15/2009 | CN201221475Y Multi-head household electric fan |
| 04/09/2009 | DE102007044945A1 Vakuumpumpe Vacuum pump |
| 04/08/2009 | EP2044331A1 Method for determining a statement of a state of a turbomolecular pump and a turbomolecular pump |
| 04/08/2009 | CN101403389A Disrotatory axial fan |
| 04/08/2009 | CN101403388A Miniature molecular pump utilizing leaf disc rotor |
| 04/02/2009 | DE102007044690A1 Vakuumpumpe Vacuum pump |
| 03/26/2009 | WO2009037255A1 Vacuum pump |
| 03/26/2009 | US20090081056 Molecular Pump And Flange |
| 03/26/2009 | US20090081022 Radially Staged Microscale Turbomolecular Pump |