| Patents for F04D 1 - Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps (3,447) |
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| 04/21/2010 | CN101696691A Agricultural water pump |
| 04/15/2010 | US20100089090 Centrifugal fan and air conditioner having the same |
| 04/14/2010 | CN201437783U Low rotational speed multilevel brimstone pump |
| 04/14/2010 | CN201437782U Shaftless drive multistage pump |
| 04/14/2010 | CN201437781U Centrifugal pump capable of being convenient to adjust the clearance between front liner plate and impeller |
| 04/14/2010 | CN201436956U Condenser of milk mixer |
| 04/08/2010 | DE202010001379U1 Einrichtung zur Vermeidung von Wirbeln im Ansaugbereich von Radialpumpen oder Radialventilatoren Device for the prevention of vortices in the intake of radial pumps or centrifugal fans |
| 04/08/2010 | DE202009016720U1 Laufrad-/Propellerbefestigung zur Vermeidung von Verzopfung Impeller / propeller mounting to avoid tressing |
| 04/07/2010 | CN201436397U Auto-suction type piston centrifugal pipe |
| 04/01/2010 | US20100080686 Multistage high-pressure pump |
| 03/31/2010 | EP2169233A2 Cooling system for vehicles with fluid-cooled combustion engine |
| 03/31/2010 | CN201433930Y Bearing assembly for multistage centrifugal pump for chemical process |
| 03/31/2010 | CN201433904Y Vertical punching multilevel centrifugal pump adopting conical surface structure for fixing impeller |
| 03/31/2010 | CN201433903Y Multistage centrifugal pump for chemical process |
| 03/31/2010 | CN201433902Y Filter water pump and air conditioner fan installed with same |
| 03/31/2010 | CN201433901Y Stainless steel pump with hydraulic molding technique |
| 03/31/2010 | CN201433900Y High abrasion-resistant non-clogging pump |
| 03/30/2010 | US7686573 Vertically-oriented centrifugal pump |
| 03/24/2010 | CN201428615Y Small-flow and high-lift submerged multistage centrifugal pump |
| 03/24/2010 | CN201428614Y Pump |
| 03/17/2010 | EP2163767A1 Multiple-stage centrifugal pump including a controlled leakage hydraulic balancing drum |
| 03/17/2010 | CN201425025Y Pipeline multi-stage pump |
| 03/17/2010 | CN201424043Y Portable drainage pump |
| 03/11/2010 | WO2010026077A1 Intermediate housing floor for a fluid kinetic machine |
| 03/10/2010 | CN201420678Y Multistage magnetic pump |
| 03/10/2010 | CN201420677Y Two-passage labyrinth rotor pump |
| 03/10/2010 | CN101666316A Auxiliary water supply electric pump in nuclear power plant |
| 03/10/2010 | CN101666315A Tubular shaft type centrifugal pump |
| 03/03/2010 | CN201416546Y Low pressure drain pump |
| 03/03/2010 | CN201416545Y Core-pulling type submerged pump |
| 03/02/2010 | US7670105 Drain pump, and air conditioner provided therewith |
| 02/25/2010 | US20100044468 Device for distributing volatile fluids in air |
| 02/24/2010 | CN201412357Y Self-balancing magnetic pump |
| 02/24/2010 | CN201412356Y Centrifugal water pump |
| 02/24/2010 | CN201412355Y Petrochemical pump |
| 02/24/2010 | CN201412354Y Hot water circulating pump |
| 02/24/2010 | CN201412353Y Packing-sealed single-stage water-ring vacuum pump |
| 02/18/2010 | DE102008036878A1 Kreiselpumpe Rotary pump |
| 02/17/2010 | CN201407208Y Centrifugal fan shell, centrifugal fan and electronic device with same |
| 02/17/2010 | CN201407189Y High-efficiency gas-liquid centrifugal pump |
| 02/17/2010 | CN201407181Y Axial force self-balance multi-stage centrifugal pump |
| 02/17/2010 | CN201407180Y 对称式多级泵 Symmetric multi-stage pump |
| 02/17/2010 | CN201407179Y Antifreeze centrifugal pump |
| 02/17/2010 | CN101649839A Deep-well centrifugal pump with two thrust bearing pairs on each impeller |
| 02/17/2010 | CN101649838A Water pump capable of internally filtering particles |
| 02/10/2010 | CN201401339Y Starch emulsion defoaming pump |
| 02/10/2010 | CN201401338Y Horizontal multi-stage stainless steel centrifugal pump |
| 02/10/2010 | CN201401337Y Novel pump with metal coating |
| 02/10/2010 | CN201401336Y Axial-thrust balancing centrifugal pump |
| 02/10/2010 | CN201401335Y High-performance mechanical canned motor pump |
| 02/10/2010 | CN101644269A High pressure centrifugal pump for desalinizing sea water |
| 02/10/2010 | CN101644268A Centrifugal pump |
| 02/10/2010 | CN101644267A Water-cooling motorcycle water pump |
| 01/28/2010 | DE102008034963A1 Multi-stage centrifugal pump e.g. submersible motor-driven pump, for drainage of mining industry enterprises in e.g. open pits, has vanes forming channel, where distance of vanes at inlet side corresponds to distance of vanes at outlet side |
| 01/27/2010 | CN201391457Y Direction-adjustable internal double-impeller pump of yarn dyeing machine |
| 01/26/2010 | CA2363610C Underwater agitation pump |
| 01/21/2010 | WO2010007780A1 Centrifugal pump impeller and centrifugal pump |
| 01/21/2010 | US20100014963 Centrifugal pump |
| 01/21/2010 | CA2731127A1 Impeller for centrifugal pump and pump including the same |
| 01/20/2010 | CN201386686Y Thrust bearing body of water feeding pump |
| 01/20/2010 | CN201386664Y Novel major axis pump |
| 01/20/2010 | CN201386663Y Water-feeding pump with self-flushing function |
| 01/20/2010 | CN201386662Y Novel dock pump |
| 01/20/2010 | CN201386661Y Novel vortex pump |
| 01/20/2010 | CN201386660Y Automotive centrifugal water pump |
| 01/20/2010 | CN201386659Y Drainage pump |
| 01/20/2010 | CN201386658Y Vertical condensate pump |
| 01/20/2010 | CN201386657Y Cantilever-type condensate pump |
| 01/19/2010 | US7648337 Multistage pump |
| 01/13/2010 | EP2143953A1 Pump power unit |
| 01/13/2010 | CN201381989Y Double-inlet self-balance multiple-stage centrifugal pump |
| 01/13/2010 | CN101624989A Pump |
| 01/13/2010 | CN100580256C Energy-saving type constant pressure fluid conveying machine parallel arrangement |
| 01/07/2010 | DE202009011088U1 Sauerstoffeinspeisungs-Wasserpumpe Oxygen feed-in water pump |
| 01/06/2010 | CN201377436Y Structure for double-suction multistage horizontal split pump |
| 01/06/2010 | CN201377435Y Multi-stage pump |
| 01/06/2010 | CN201377434Y Mining horizontal type multistage pump with high suction lift |
| 01/06/2010 | CN201377433Y Vertical long shaft double-suction pump |
| 12/31/2009 | DE102008030112A1 Kreiselpumpe mit Freistromlaufrad Centrifugal pump with vortex impeller |
| 12/30/2009 | EP2138723A2 Centrifugal pump with free flow wheel |
| 12/30/2009 | CN201372926Y Novel wine pump |
| 12/30/2009 | CN201372925Y Novel cassava pump |
| 12/30/2009 | CN101614209A Centrifugal pump with free flow wheel |
| 12/23/2009 | WO2009103256A3 Sludge reactor pump for simultaneously conveying solids, liquids, vapours and gases |
| 12/23/2009 | CN201368030Y Horizontal double-drum multi-stage pump |
| 12/23/2009 | CN201368029Y Axially split horizontal multi-stage pump |
| 12/23/2009 | CN100572819C Improved single-stage centrifugal pump |
| 12/22/2009 | CA2543460C Crossover two-phase flow pump |
| 12/17/2009 | US20090311095 Centrifugal Pump with Segmented Diffuser |
| 12/17/2009 | US20090311092 Device for Discharging a Fluid through a Rotary Chamber with Internal Circulation and Centrifugal Delivery of Fluidized Solid Particles, and Processes Using this Device |
| 12/16/2009 | CN201363280Y Labyrinth tangent shearing pump |
| 12/16/2009 | CN101603540A Low-temperature-rise energy-saving total-head electric diving pump |
| 12/15/2009 | US7632065 Centrifugal pump and method of manufacturing the same |
| 12/09/2009 | CN201358959Y Multistage centrifugal blower |
| 12/09/2009 | CN201358933Y Evaporation fan |
| 12/09/2009 | CN201358921Y Energy-saving horizontal multi-stage centrifugal pump |
| 12/02/2009 | CN101592155A Small-flow high-delivery-lift submerged multi-stage centrifugal pump |
| 12/02/2009 | CN100563805C Process for the continuous production of emulsions |
| 11/25/2009 | CN201351640Y Multi-stage pump |
| 11/25/2009 | CN201351639Y Multi-stage pump with improved support |