| Patents for F04D 19 - Axial-flow pumps specially adapted for elastic fluids (3,780) |
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| 05/08/2013 | CN103089668A Integrated-type turbo molecular pump |
| 05/02/2013 | US20130108481 Wearable Fan Assembly And A Method Including The Same |
| 05/02/2013 | US20130108439 Fan module |
| 05/01/2013 | EP2587069A1 Vacuum pump |
| 05/01/2013 | CN202914371U Axial-flow type fluid driving device |
| 05/01/2013 | CN103075766A Axial-flow type air-pressing air conditioning equipment |
| 04/25/2013 | WO2013057272A1 Gas pumping and treatment device |
| 04/25/2013 | US20130101420 Axial flow fan |
| 04/25/2013 | US20130101412 Vacuum pump |
| 04/25/2013 | US20130101405 Fan, molding die, and fluid feeder |
| 04/24/2013 | CN103069173A Vacuum pump |
| 04/23/2013 | DE202012000611U1 Turbomolekularpumpe Turbomolecular pump |
| 04/11/2013 | DE102009027834B4 Turbomolekularpumpe Turbomolecular pump |
| 04/10/2013 | CN103032348A Axial flow type fluid supercharger with independent adjustable moving plate |
| 04/09/2013 | CA2559610C Columnar air moving devices, systems and methods |
| 04/04/2013 | US20130084178 Fan assembly structure |
| 04/03/2013 | CN101449064B Compact low noise efficient blower for CPAP devices |
| 03/27/2013 | EP2573404A1 Deposit detection device for exhaust pump, and exhaust pump provided with the device |
| 03/27/2013 | CN103003573A Turbine engine having two unducted propellers |
| 03/27/2013 | CN102997344A Device for enhancing pulsing property of supply airflows |
| 03/27/2013 | CN101761493B Axial flow fan |
| 03/27/2013 | CN101490932B 马达 Motor |
| 03/26/2013 | US8403652 Molecular pump and flange having shock absorbing member |
| 03/25/2013 | DE202011109517U1 Vakuumpumpe Vacuum pump |
| 03/21/2013 | US20130071241 Compressor of an exhaust-gas turbocharger |
| 03/21/2013 | DE102011053787A1 Propeller device for producing fluid flow, and for use in drive unit for driving vehicle or vehicle model, has propeller, which is arranged coaxial to rotary axis, and is coupled to rotor by using power-transferring coupling |
| 03/20/2013 | CN102985699A Vacuum pump control device and vacuum pump |
| 03/20/2013 | CN101725502B Vacuum pumping system design for vacuum container |
| 03/19/2013 | US8398362 Turbomolecular pump |
| 03/14/2013 | US20130064662 Cooling fan assembly |
| 03/13/2013 | CN102966591A Axial flow type fluid driving device |
| 03/13/2013 | CN101463825B 真空泵 Vacuum pump |
| 03/12/2013 | US8393854 Vacuum pump |
| 03/07/2013 | US20130058781 Fan module |
| 03/07/2013 | US20130058773 Method of manufacturing material for rotary machine component, method of manufacturing rotary machine component, material for rotary machine component, rotary machine component, and centrifugal compressor |
| 03/07/2013 | US20130058760 Axial compressor with an injection device for injecting a fluid |
| 03/07/2013 | DE102011112691A1 Vakuumpumpe Vacuum pump |
| 03/07/2013 | DE102011112689A1 Vakuumpumpe Vacuum pump |
| 03/06/2013 | EP2565467A2 Fan modules and server equipment |
| 03/06/2013 | EP2565464A2 Vacuum pump |
| 03/06/2013 | EP2565463A2 Vacuum pump |
| 03/06/2013 | CN202768462U Circulating cooling water cooling jacket outside molecular pump |
| 03/05/2013 | US8388310 Turbine disc sealing assembly |
| 02/14/2013 | WO2013020167A1 Blower |
| 02/14/2013 | DE102011109930A1 Wälzlager und Vakuumpumpe mit Wälzlager Rolling and vacuum pump with bearings |
| 02/14/2013 | DE102011109929A1 Vakuumpumpe Vacuum pump |
| 02/13/2013 | EP2557316A2 Vacuum pump |
| 02/13/2013 | EP2557315A2 Roller bearing and vacuum pump with same |
| 02/13/2013 | CN102933853A 真空泵 Vacuum pump |
| 02/06/2013 | EP2553267A2 Vacuum pumping system |
| 02/06/2013 | CN102918278A Exhaust pump |
| 01/30/2013 | CN102906427A High-vacuum pump |
| 01/24/2013 | DE102011108115A1 Turbomolekularpumpe Turbomolecular pump |
| 01/23/2013 | EP2549115A2 Turbomolecular pump |
| 01/23/2013 | CN102889219A Disc type molecular pump |
| 01/22/2013 | US8356970 Exhaust pump, communicating pipe, and exhaust system |
| 01/22/2013 | CA2583264C Pumping arrangement |
| 01/17/2013 | WO2013008519A1 Thread groove vacuum pump, and evacuation system using same |
| 01/17/2013 | US20130017066 Compressors with integrated secondary air flow systems |
| 01/10/2013 | US20130011240 Fan arrangement |
| 01/10/2013 | DE102011105455A1 Konversionsschichtfreie Bauteile von Vakuumpumpen Conversion coating free components of vacuum pumps |
| 01/09/2013 | EP2543888A1 Method for controlling an electric motor arranged to drive a turbine of an electric fan |
| 01/09/2013 | CN102865250A Shielding cover of pump suction port for semiconductor fabrication |
| 01/09/2013 | CN102011739B Axial flow type fan and fan wheel thereof |
| 01/03/2013 | WO2013001982A1 Cylindrical body and vacuum pump |
| 12/27/2012 | DE112011100402T5 Hochvakuumpumpe High vacuum pump |
| 12/26/2012 | CN102840144A Ventilated compressor rotor and a turbine engine having the same |
| 12/26/2012 | CN102840143A 轴流式风机 Axial Fans |
| 12/20/2012 | WO2012172990A1 Rotor and vacuum pump |
| 12/20/2012 | WO2012172851A1 Vacuum pump and rotor therefor |
| 12/20/2012 | WO2012172307A1 Evacuating a chamber |
| 12/20/2012 | US20120321457 Cooling fan with tapered hub |
| 12/20/2012 | US20120321442 Turbomolecular pump device |
| 12/19/2012 | CN202612131U Wear-resisting axial flow type fan |
| 12/19/2012 | CN102834620A Exhaust pump |
| 12/06/2012 | WO2012166564A1 Supersonic compressor rotor and method of compressing a fluid |
| 12/06/2012 | WO2012165105A1 Vacuum pump |
| 12/06/2012 | US20120308377 Enhanced axial air mover system with alignment |
| 12/06/2012 | US20120307440 Mixed-flow ducted fan |
| 12/06/2012 | CA2836303A1 Supersonic compressor rotor and method of compressing a fluid |
| 12/05/2012 | EP2530327A2 Compact low noise efficient blower for CPAP devices |
| 12/05/2012 | CN102812254A Deposit detection device for exhaust pump, and exhaust pump provided with the device |
| 11/29/2012 | US20120301274 Fan assembly |
| 11/28/2012 | CN102062109B Vacuum pump |
| 11/21/2012 | CN202545291U High-flow composite molecular pump |
| 11/21/2012 | CN102788028A Fan component |
| 11/21/2012 | CN101832284B Double-impeller axial flow fan for metro pulling motor braking cooling system |
| 11/14/2012 | CN202531443U High-performance compound molecular pump |
| 11/14/2012 | CN102782331A 涡轮分子泵装置 Turbomolecular pump means |
| 11/08/2012 | DE102011105806A1 Vakuumpumpe mit Rotor Vacuum pump rotor |
| 11/08/2012 | DE102011100311A1 Vorrichtung mit einer Leitstruktur A device with a lead |
| 11/07/2012 | EP2520807A2 Vacuum pump with rotor |
| 11/07/2012 | CN101124409B Differential pump suction vacumm system and differential vacuuming method |
| 10/31/2012 | CN102762870A Turbo-molecular pump |
| 10/31/2012 | CN102762869A Vacuum pump |
| 10/24/2012 | EP2515093A2 Method for controlling a leak detector, and leak detector |
| 10/24/2012 | EP2513485A1 Supersonic compressor rotor |
| 10/24/2012 | CN102753832A Supersonic compressor rotor |
| 10/18/2012 | WO2012140406A1 Vacuum pumping system |
| 10/17/2012 | EP2511665A1 Device for detecting the axial position of a rotary shaft and use for a turbomolecular pump |