| Patents for F04D 17 - Radial-flow pumps specially adapted for elastic fluids, e.g. centrifugal pumps; Helico-centrifugal pumps specially adapted for elastic fluids (4,320) |
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| 03/05/2014 | CN103620225A 离心压缩机 Centrifugal compressors |
| 03/05/2014 | CN102011738B 离心风扇 Centrifugal fan |
| 02/27/2014 | US20140053794 Centrifugal fan |
| 02/26/2014 | CN103603816A High-temperature-resistant gas pump |
| 02/26/2014 | CN101324238B Blower with bearing tube |
| 02/19/2014 | CN203441782U Centrifugal fan and refrigerator with the same |
| 02/19/2014 | CN203441781U Medical purification filtering box-type centrifugal blower |
| 02/19/2014 | CN203441780U Box-type centrifugal blower without volute |
| 02/19/2014 | CN103597288A 空气调节机 Air conditioner |
| 02/13/2014 | US20140044530 Portable electronic device with tiltedly installed centrifugal fan |
| 02/13/2014 | US20140041663 Multiple stage blowers and volutes therefor |
| 02/12/2014 | CN203430810U Two-stage water-ring vacuum pump |
| 02/12/2014 | CN203430809U Centrifugal blast furnace high pressure air compressor |
| 02/12/2014 | CN203430808U Acid-alkali resisting ceramic vacuum pump |
| 02/12/2014 | CN103582764A Shaft-type cross-flow fan and method for manufacturing same |
| 02/12/2014 | CN103573653A Article of manufacture |
| 02/12/2014 | CN103573652A Steel-plate welded multistage high-speed oxygen supercharging blower |
| 02/12/2014 | CN102292551B Reversible system for injecting and extracting gas for fluid rotary machines |
| 02/05/2014 | CN203420908U Traction ventilator used for double-flow-system electric locomotive |
| 02/05/2014 | CN103557166A Multistage centrifugal compressor |
| 01/30/2014 | US20140030082 Air delivery device |
| 01/30/2014 | US20140030081 Adjustable centrifugal governor speed control |
| 01/29/2014 | EP1825149B1 Multi-stage compressor and housing therefor |
| 01/29/2014 | CN101842599B 控制系统 Control Systems |
| 01/23/2014 | WO2014013020A1 A rotor for a radial compressor and a method for construction thereof |
| 01/23/2014 | US20140023521 Furnace Air Handler Blower Assembly Utilizing a Motor Connected to an Impeller Fan that is Suspended with Mounting Arms |
| 01/22/2014 | EP2687678A1 A rotor for a radial compressor and a method for construction thereof |
| 01/22/2014 | CN203404127U 离心式风扇 Centrifugal fan |
| 01/22/2014 | CN203404104U Turbocompressor |
| 01/22/2014 | CN203404103U Efficient energy-saving high-speed compressor |
| 01/16/2014 | US20140017099 Turbocharger system with reduced thrust load |
| 01/16/2014 | US20140017077 Fan structure and impeller thereof |
| 01/15/2014 | CN103511348A Blower housing |
| 01/09/2014 | DE102012025597A1 Gear e.g. bevel gear, has fan shroud formed as nozzle in air outlet region, where nozzle is produced by adjusting rear edge of fan shroud or designed as adjusted rear edge of shroud, and adjustment has angle ranging between specific values |
| 01/09/2014 | DE102012025596A1 Gearbox i.e. bevel gearbox, has entry region provided at axial position such that entry region surface extends only in radial and circumferential directions and exit region surface extends in radial, circumferential and axial directions |
| 01/09/2014 | DE102004022962B4 Zentrifugallüfter und Gehäuse davon Centrifugal fan and housing them |
| 01/08/2014 | CN203384063U Turbine ventilator |
| 01/08/2014 | CN103498803A Multistage mute energy-saving air compressor |
| 01/07/2014 | CA2712837C Centrifugal compressor assembly and method |
| 01/03/2014 | WO2014001286A1 Turbocompressor |
| 01/02/2014 | US20140003930 Centrifugal compressor |
| 01/02/2014 | US20140003921 Remanufactured Pump And Pump Remanufacturing Method |
| 01/01/2014 | CN101900135B 离心风扇 Centrifugal fan |
| 12/27/2013 | WO2012101208A3 Gas system for compressing a process gas |
| 12/26/2013 | US20130343929 Turbocharger support housing having improved drainage |
| 12/25/2013 | EP2677175A1 Multi-stage radial fan |
| 12/25/2013 | EP2677174A2 Fan and electric motor |
| 12/25/2013 | CN203362518U Water comprehensive utilization device of water ring vacuum pump |
| 12/25/2013 | CN103471170A Warmer fan |
| 12/22/2013 | CA2820446A1 Electronic centrifugal compressor for vehicles |
| 12/19/2013 | US20130337735 Systems and methods for cooling an information handling system and components thereof |
| 12/19/2013 | US20130336788 Cross flow fan, air-sending device, and air-conditioning apparatus |
| 12/18/2013 | CN203348108U Negative pressure draught fan of automatic cutting machine |
| 12/18/2013 | CN203348107U Horizontal type spiral draught fan |
| 12/18/2013 | CN103452870A Fan structure |
| 12/18/2013 | CN103452869A Centrifugal fan with axial flow wind direction |
| 12/12/2013 | WO2013182492A1 High pressure ratio compressors with multiple intercooling and related methods |
| 12/12/2013 | US20130330182 Centrifugal blower |
| 12/12/2013 | CA2874935A1 High pressure ratio compressors with multiple intercooling and related methods |
| 12/11/2013 | CN203335438U Electric locomotive machine room ventilator |
| 12/11/2013 | CN203335428U Corrosion-resistant fluid ceramal vacuum pump |
| 12/11/2013 | CN203335413U High-energy-conservation centrifugal-type cooling system |
| 12/11/2013 | CN103438028A Box-type centrifugal fan with detachable base |
| 12/04/2013 | CN203321842U Centrifugal blower with cooling function |
| 12/04/2013 | CN103429906A Cross-flow fan, blower, and air conditioner |
| 12/04/2013 | CN102016323B Arrangement with an electric motor and a pump |
| 12/03/2013 | US8596958 Cross-flow fan and air conditioner equipped with same |
| 11/28/2013 | WO2013175969A1 Hydropower machine and method for controlling same |
| 11/28/2013 | WO2013174729A1 Motor vehicle fan having optimized blades |
| 11/28/2013 | WO2012166563A8 Supersonic compressor startup support system |
| 11/28/2013 | US20130315724 Centrifugal fan with axial-flow wind |
| 11/28/2013 | US20130315707 Stepped parting joint on a transmission housing of a fluid machine |
| 11/27/2013 | CN203308751U Forward-inclining-type duplex air conditioner centrifugal fan |
| 11/27/2013 | CN203308748U Portable handheld fan |
| 11/27/2013 | CN203308732U Vacuum pump station for producing organic silicon modified polyurethane tackiness agent |
| 11/27/2013 | CN203308731U Equalizing pipeline of water ring vacuum set |
| 11/27/2013 | CN203308730U Backwards-tilting type double-air-inlet centrifugal fan of air conditioner |
| 11/27/2013 | CN102187100B Molding machine for following-through fan, blower and blade wheel |
| 11/21/2013 | US20130309080 Fan |
| 11/21/2013 | US20130309060 Turbocompressor Antisurge Control by Vibration Monitoring |
| 11/21/2013 | US20130306072 Blower and pap system |
| 11/20/2013 | EP2664799A1 Air conditioner |
| 11/20/2013 | EP2493593B1 Device for compressing and drying gas and a method applied thereby. |
| 11/20/2013 | CN103403356A Turbomachine housing having a joint (or flange connection) sealed off with seal gas |
| 11/20/2013 | CN103403355A Cross-flow fan, casting die, and fluid delivery device |
| 11/14/2013 | WO2013167664A1 Pressure equalizer |
| 11/14/2013 | WO2013141912A3 Hybrid compressors and compression systems |
| 11/14/2013 | US20130302155 Centrifugal compressor and manufacturing method thereof |
| 11/13/2013 | CN103388589A Vertical water ring vacuum pump |
| 11/13/2013 | CN102192162B Compression device for the stator unit of a pump |
| 11/07/2013 | DE202013104348U1 Modularisierte Querstromventilator-Vorrichtung Modularized cross-flow fan device |
| 11/06/2013 | EP2659093A1 Turbomachine |
| 11/06/2013 | CN203272167U Fan structure and cover body thereof |
| 11/06/2013 | CN203272166U Centrifugal induced draft fan |
| 11/05/2013 | US8573924 Gas compressor |
| 10/30/2013 | EP2657530A1 Through-flow fan, and indoor unit for air conditioner |
| 10/30/2013 | EP2655889A1 Turbomachine housing having a joint (or flange connection) sealed off with seal gas |
| 10/30/2013 | CN203257696U Novel multi-stage centrifugal compressor |
| 10/24/2013 | DE102012007707A1 Kühlgerät für die Schaltschrankkühlung Cooling device for cabinet cooling |
| 10/23/2013 | CN103362863A Centrifugal vapor compressor |