| Patents for F04C 13 - Adaptations of machines or pumps for special use, e.g. for extremely high pressures (1,349) |
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| 09/21/2010 | CA2436924C Stuffing box for progressing cavity pump drive |
| 09/16/2010 | WO2010103993A1 Uniaxial eccentric screw pump |
| 09/16/2010 | WO2010103701A1 Uniaxial eccentric screw pump |
| 09/16/2010 | DE102010000630A1 Motorpumpensatz, der eine Energiereserve bildet Motor pump set which forms an energy reserve |
| 08/25/2010 | EP2220942A2 Rotary filling pump with auxiliary cam |
| 08/19/2010 | WO2010092320A1 Pump |
| 08/19/2010 | DE102005016670B4 Lackdosierpumpe Lackdosierpumpe |
| 08/19/2010 | CA2751727A1 Pump |
| 08/17/2010 | CA2683339C Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 08/17/2010 | CA2683320C Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 08/11/2010 | EP2216501A1 Pump |
| 08/11/2010 | CN1789676B Soot filter control system |
| 07/29/2010 | WO2009127831A3 Drill motor assembly |
| 07/22/2010 | DE102009000313A1 Getränkeautomat Vending Machine |
| 07/15/2010 | WO2010078892A2 Pump for delivering a fluid, particularly a metering pump |
| 07/15/2010 | US20100178188 Gerotor motor and brake assembly |
| 07/07/2010 | EP2203624A2 Oil well pump apparatus |
| 07/01/2010 | DE102008063983A1 Pumpe zum Fördern eines Fluids, insbesondere Dosierpumpe Pump for conveying a fluid, in particular metering pump |
| 06/15/2010 | CA2510139C Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 06/02/2010 | CN101107447B Pump, especially slurry pump |
| 04/29/2010 | WO2009124536A3 Underwater delivery unit |
| 04/28/2010 | EP2180187A2 Cog wheel machine |
| 04/27/2010 | CA2310198C Hold down apparatus for progressing cavity pump |
| 04/21/2010 | EP2177762A2 Viscous material pump |
| 04/20/2010 | US7698818 Method for assembling precision miniature bearings for minisystems and microsystems |
| 03/30/2010 | CA2420111C Progressing cavity pump system for transporting high-solids, high-viscosity, dewatered materials |
| 03/09/2010 | CA2543554C Asymmetric contouring of elastomer liner on lobes in a moineau style power section stator |
| 02/24/2010 | CN100591920C Hydraulic pump |
| 02/03/2010 | CN201396273Y Novel ultra-high pressure gear oil pump |
| 01/12/2010 | US7645128 Dividing device |
| 12/29/2009 | CA2567989C Method and apparatus for aligning rotor in stator of a rod driven well pump |
| 12/08/2009 | CA2358587C Twin vane concentric pump |
| 11/25/2009 | EP2122175A1 Gear wheel pump |
| 11/18/2009 | EP2118489A1 Cartridge -type single-screw pump and dye-meter equipped with such pump |
| 11/18/2009 | EP2117397A2 Flexible impeller pumps for mixing individual components |
| 11/10/2009 | US7614863 Rotary pump provided with an axially movable blade |
| 10/29/2009 | WO2009129776A1 Feed apparatus for screw machines |
| 10/22/2009 | CA2721178A1 Drill motor assembly |
| 10/15/2009 | WO2009124536A2 Underwater delivery unit |
| 10/01/2009 | WO2009120670A1 Systems and methods for energizing and distributing fluids |
| 10/01/2009 | DE202009009511U1 Vorrichtung zum Transport von Fluidmedien Device for the transport of fluid media, |
| 09/24/2009 | WO2009062717A3 Work extraction from downhole progressive cavity devices |
| 08/19/2009 | EP2090783A2 Mud reactor pump for simultaneous transport of solid material, liquids, steam and gases |
| 08/12/2009 | EP2088323A1 Compressor device with a device for vaporizing the condensate |
| 08/08/2009 | CA2620709A1 Rotary foam pump |
| 06/30/2009 | CA2365052C Insertable progressing cavity pump |
| 06/25/2009 | US20090159617 Hot Melt Adhesive Metering Pump Assembly with Integral Reservoir Tank |
| 06/18/2009 | WO2003087989A3 Automated system for control and diagnostics for dispensing system |
| 06/04/2009 | DE102004052928B4 Pumpe, insbesondere Dickstoffpumpe Pump, particularly slurry pump |
| 05/27/2009 | CN101443554A 旋转活塞机械 Rotary piston machine |
| 05/19/2009 | US7534096 Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 05/12/2009 | US7530800 Rotary drivehead for downhole apparatus |
| 05/12/2009 | CA2441660C Downhole pumping system |
| 05/05/2009 | CA2629278C Stuffing box for progressing cavity pump drive |
| 04/30/2009 | CA2609110A1 Progressing cavity pump with split stator |
| 04/30/2009 | CA2609025A1 Sanitary pump assembly |
| 04/16/2009 | WO2009048406A1 Pump, wobble plate pump and cutter arrangement in pumps. |
| 04/02/2009 | WO2009039881A1 Gearwheel pump with split pump housing |
| 04/01/2009 | EP2042736A2 Direct joint system for drive shaft-flexible rotor for self-priming pumps |
| 03/26/2009 | WO2009038473A1 A progressing cavity pump with several pump sections |
| 03/19/2009 | WO2009035337A1 A progressing cavity pump adapted for pumping of compressible fluids |
| 03/12/2009 | WO2009031473A1 Uniaxially eccentric screw pump rotor |
| 02/18/2009 | EP2025938A2 Device for separating interfering solid matter from biosuspensions |
| 02/18/2009 | EP2024576A1 Pump device |
| 01/28/2009 | EP2018479A1 Gearwheel pump |
| 01/21/2009 | EP2016287A1 Rotary piston machine |
| 01/08/2009 | DE102007030249A1 Zahnradpumpenanordnung Gear pump assembly |
| 12/17/2008 | CN201165976Y Knead type water pump |
| 11/27/2008 | WO2008141361A1 A pump for a desalination system |
| 11/19/2008 | CN101310111A Hot melt adhesive metering pump assembly with integral reservoir tank |
| 11/12/2008 | EP1807625B1 Vane pump consisting a two-part stator |
| 11/06/2008 | WO2008103300A3 Flexible impeller pumps for mixing individual components |
| 11/06/2008 | US20080274000 Pump, Especially Slurry Pump |
| 11/05/2008 | EP1988290A1 Gear pump |
| 10/14/2008 | US7437215 Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 10/01/2008 | EP1558796B1 Device and method for injecting a liquid colour into a polymer melt |
| 09/25/2008 | WO2008113712A1 Gear wheel pump |
| 09/17/2008 | EP1970569A1 Eccentric screw pump with pump casing |
| 09/10/2008 | CN201111552Y Wind-driven water pump |
| 09/09/2008 | CA2509180C A frameless switched reluctance motor and application as a top drive for a rotary pump |
| 09/04/2008 | WO2008105007A1 Cartridge -type single-screw pump and dye-meter equipped with such pump |
| 09/02/2008 | CA2348812C Rotary piston engine having a gear pump and an oil metering pump |
| 08/28/2008 | CA2678589A1 Flexible impeller pumps for mixing individual components |
| 08/19/2008 | US7413416 Progressing cavity pump |
| 08/19/2008 | CA2359458C Integrated pumping system for use in pumping a variety of fluids |
| 08/06/2008 | CN100409225C Automated system for control and diagnostics for dispensing system |
| 07/29/2008 | CA2379792C Improved pump |
| 07/03/2008 | US20080159884 Motor-Mounted Internal Gear Pump and Electronic Equipment |
| 07/02/2008 | EP1938000A2 Driving device |
| 07/02/2008 | EP1937975A1 Hot melt adhesive metering pump assembly with integral reservoir tank |
| 06/25/2008 | CN101208544A 驱动装置 Drive |
| 06/18/2008 | EP1933033A1 Internal gear type pump with built-in motor and electronic device |
| 05/29/2008 | WO2008062486A1 Improved multi -pump delivering device for dye-meter |
| 05/27/2008 | US7377312 Oil well pump apparatus |
| 05/21/2008 | CN100389264C Screw conveyor for the transport of flowable substances and/or lumps of material |
| 04/30/2008 | EP1570180B1 Screw pump |
| 04/08/2008 | US7354188 Gear pump having input and output screw shafts with a decreasing flight depth toward a gear section in transfer mix areas |
| 04/06/2008 | CA2605039A1 Progressing cavity pump with wobble stator and magnetic drive |
| 04/02/2008 | CN100377859C Extruder/gear pump assembly |
| 03/27/2008 | WO2008035387A1 Pump for liquid with a density more than 1 kg/dm3 |