| Patents for F04D 7 - Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts (4,105) |
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| 05/02/2006 | US7037069 Impeller and wear plate |
| 04/26/2006 | CN2775358Y Sucking short tube device of self sucking waste discharging pump |
| 04/26/2006 | CN2775354Y Anti-blocking long shaft submerged pump |
| 04/26/2006 | CN2775348Y Breathing type petrochemical flow pump |
| 04/25/2006 | US7033147 Centrifugal fluid pump assembly with flow rate calculating section |
| 04/20/2006 | DE112004001196T5 Pumpenlaufrad und Zerkleinerungsplatte für eine Zentrifugalpumpe Impeller and chopper plate for a centrifugal pump |
| 04/12/2006 | CN2771535Y Mud pump with stirring device |
| 04/11/2006 | CA2253435C Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method |
| 04/11/2006 | CA2143033C Turboexpander pump unit |
| 04/05/2006 | CN2769570Y Linear NEOFLON FEP resin high-temperature resisting magnetive driving pump |
| 04/05/2006 | CN1755141A Impellor shaft axial clearance adjusting mechanism |
| 04/05/2006 | CN1249355C Method and apparatus for pumping a material and a rotor for use in connection therewith |
| 04/05/2006 | CN1249007C Transporting method and transporting facility for easily polymerizable material |
| 04/04/2006 | US7021908 Thermal protection shield for a rotating shaft |
| 03/22/2006 | EP1131560B1 Side channel pump |
| 03/22/2006 | CN2766075Y Improved vertical chemical pump |
| 03/16/2006 | WO2006028243A1 Fuel pump |
| 03/15/2006 | EP1633983A1 Improved pump impeller |
| 03/15/2006 | CN2764975Y Permanent magnet synchronous screen self-priming centrifugal pipeline pump |
| 03/15/2006 | CN2764969Y Permanent-magnet synchronous screen self priming centrifugal pump |
| 03/15/2006 | CN2764968Y Breath type power canned pump |
| 03/15/2006 | CN1746509A Titanium magnetic pump and production thereof |
| 03/14/2006 | US7011505 Pump system with vacuum source |
| 03/14/2006 | CA2379643C Pumping system and method for pumping fluids |
| 03/08/2006 | CN2763589Y Rotor for high-temperature high-pressure pump |
| 03/08/2006 | CN2763588Y High-efficient light blocking-resisting multi-purpose sand pump |
| 03/08/2006 | CN2763587Y Sand pump having axle seal without contacting with mud |
| 03/08/2006 | CN1745221A Method and pump unit for the effective treatment of sewage in a transfer tank |
| 03/02/2006 | DE10219616B4 Kreiselpumpe Rotary pump |
| 03/01/2006 | CN2761886Y Polyurethane covered propellor |
| 02/22/2006 | CN2760306Y Leakage-proof sealing device for immersible pump |
| 02/22/2006 | CN2760293Y Dredge pump for biogas pool |
| 02/22/2006 | CN1737376A Pump capable of being equipped with stirrer and/or pulverizator |
| 02/16/2006 | DE102005006461B3 Protection device for suction tubes of slurry pumps has closed bottom, closed the circumferential wall and at least one suction window above bottom |
| 02/15/2006 | CN2758535Y Centrifugal pump |
| 02/15/2006 | CN1734098A Hot water circulating pump having water heating unit, and hot water mat using the same |
| 02/08/2006 | EP1070204A4 Molten metal impeller |
| 02/08/2006 | CN2756879Y Magnetic driving pump |
| 02/08/2006 | CN1732343A Centrifugal pump with configured volute |
| 02/01/2006 | CN2755324Y Improved lining plastic pump |
| 01/26/2006 | WO2006008843A1 Centrifugal pump |
| 01/24/2006 | US6988870 Casing for a centrifugal pump |
| 01/18/2006 | CN2752504Y Double-casing oil slurry pump |
| 01/18/2006 | CN2752500Y 离心泵 Centrifugal |
| 01/17/2006 | US6986647 Pump design for circulating supercritical carbon dioxide |
| 01/12/2006 | WO2005052365A3 Pump design for circulating supercritical carbon dioxide |
| 01/12/2006 | DE10393594T5 Antriebssystem für Dualmotor-Hybridfahrzeug Dual motor drive system for hybrid vehicle |
| 01/11/2006 | CN1719044A Vertical slag slurry pump |
| 01/10/2006 | US6984099 Fuel pump impeller |
| 01/04/2006 | CN2750077Y 熔融泵 Melt pump |
| 01/04/2006 | CN1715679A Pump for washing machine |
| 12/29/2005 | US20050287025 Method and apparatus for use in enhancing fuels |
| 12/28/2005 | EP1608823A1 Method and pump unit for the effective treatment of sewage in a transfer tank |
| 12/15/2005 | DE202005011680U1 Centrifugal pump, has rotor arranged eccentrically in housing, and separator placed coaxial to rotor, where revolutions per minute of separator is different from revolutions per minute of rotor |
| 12/08/2005 | US20050268499 Method and apparatus for pumping with a dredge |
| 12/08/2005 | DE20221438U1 Centrifugal pump for supplying liquids with high gas content has pumpwheel with apertures in hub regions to take away gases |
| 12/07/2005 | EP1272762B1 Thermal barrier for reactor coolant pump |
| 12/07/2005 | CN1704610A Pump with turbulence inducing tab |
| 12/04/2005 | CA2508414A1 Method and apparatus for pumping with a dredge |
| 12/01/2005 | US20050265865 Pump with turbulence inducing tab |
| 11/29/2005 | US6969018 Sanitary shredder |
| 11/22/2005 | CA2390728C Technique for facilitating the pumping of fluids by lowering fluid viscosity |
| 11/10/2005 | US20050247111 Secondary containment leak prevention and detection system and method |
| 11/09/2005 | CN1694841A Secondary containment system and method |
| 11/09/2005 | CN1226233C Producing method for material of magnetic-driven pump ceramic pumping and ceramic pumping |
| 11/09/2005 | CN1226075C Stirring heat transfer device |
| 11/08/2005 | US6962444 Bearing for fuel pump, method of manufacturing the same, and fuel pump |
| 11/03/2005 | WO2005103497A1 Pressure pump for sludge |
| 11/03/2005 | DE10393591T5 Pumpensystem für geschmolzenes Metall Pump system for molten metal |
| 11/02/2005 | CN1225352C Wear-resistant centrifugal pump and forming method and lining mold |
| 10/27/2005 | WO2005100796A1 Impeller |
| 10/27/2005 | US20050238479 Centrifugal Pump with screw pump accelerator |
| 10/20/2005 | WO2005098239A1 Pressurizing centrifugal pump |
| 10/20/2005 | WO2005098237A1 Screw-centrifugal pump |
| 10/20/2005 | US20050232782 Method for conveying a liquid f containing at least one (meth)acrylic monomer |
| 10/20/2005 | US20050232761 Sealed impeller for producing metal foam and system and method therefor |
| 10/20/2005 | CA2560316A1 Pressurizing centrifugal pump |
| 10/19/2005 | CN2735052Y Chopping dredge pump |
| 10/12/2005 | EP1584820A1 Mixed flow pump |
| 10/12/2005 | EP1583910A1 Non-chokable pump |
| 10/12/2005 | CN1680724A Glass-glazed mineral submerged pump and spraying technology for glass glazing |
| 10/11/2005 | US6953321 Centrifugal pump with configured volute |
| 10/05/2005 | CN2731145Y Center opened centrifugal pump for thermal power network |
| 10/04/2005 | US6951445 Apparatus for use in slurry pumps |
| 09/29/2005 | DE202005010765U1 Combination consists of device for separating of foreign bodies from fluid, with outlet opening pointing upwards, and displacement pump has combined lift and swivel system by which it can be lifted from separating device |
| 09/15/2005 | WO2005009619A3 Apparatus for axial adjustment of chopper pump clearances |
| 09/14/2005 | CN2725588Y High temperature resistant hot water circulation pump |
| 09/14/2005 | CN2725582Y Pipe line centrifugal pump |
| 09/14/2005 | CN2725581Y Dredging pump |
| 09/14/2005 | CN1667276A Improved pump with plastic liner |
| 09/13/2005 | US6942448 Pump |
| 09/08/2005 | DE102004009546A1 Pump for e.g. magnesium metal smelting furnace has a drive shaft encased in a gas-pressurised tube |
| 09/07/2005 | CN1666024A Method for conveying a liquid f containing at least one (meth)acrylic monomer |
| 09/01/2005 | US20050191172 Inducer with shrouded rotor for high speed applications |
| 09/01/2005 | US20050189684 Shaft and post assemblies for molten metal apparatus |
| 09/01/2005 | DE102005006120A1 Axialflusspumpe Axial flow pump |
| 09/01/2005 | DE102005003008A1 In einem Gehäuse aufgenommene Brennstoffpumpe Accommodated in a housing fuel pump |
| 09/01/2005 | DE102004033850A1 Ringlaufpumpe Ring running pump |
| 08/31/2005 | EP1568888A1 Apparatus and method for the retrieval of radioactive material from an enclosure vault |
| 08/31/2005 | CN2721919Y Small-flow pump |