| Patents for F04C 13 - Adaptations of machines or pumps for special use, e.g. for extremely high pressures (1,349) |
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| 03/27/2008 | DE202008000748U1 Schmierstoffpumpe zur Förderung von Schmierstoff Lubricant pump for delivering lubricant |
| 03/26/2008 | CN100376728C Apparatus for injecting a liquid dye into a polymer melt |
| 03/05/2008 | CN101137845A Internal gear type pump with built-in motor and electronic device |
| 02/26/2008 | US7335005 Gear pump with prestressed gear teeth |
| 02/19/2008 | CA2265358C Compact sealless screw pump |
| 02/13/2008 | EP1454062B1 Feed pump for fluidic media |
| 02/12/2008 | US7330779 Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 02/07/2008 | US20080029461 Proportioning, Regenerative, Rotary Pump |
| 02/06/2008 | EP1884660A1 Screw feeder for a progressive cavity pump |
| 02/03/2008 | CA2595015A1 Feed screw for eccentric screw pump |
| 01/31/2008 | WO2008012060A1 Geared pump for feeding products with high solid content |
| 01/31/2008 | WO2007128303B1 Rotary piston machine |
| 01/23/2008 | EP1421281B1 Gear pump |
| 01/17/2008 | WO2007136438B1 Gear pump for pumping abrasive well fluid |
| 01/16/2008 | CN101107447A Pump, especially slurry pump |
| 12/27/2007 | DE19882986B4 Trockenvakuumpumpe Dry vacuum pump |
| 12/20/2007 | US20070292297 Vane Pump Consisting A Two-Part Stator |
| 12/18/2007 | CA2447565C Downhole motor locking assembly and method |
| 12/12/2007 | CN200989301Y Vertical high-temperature double-screw cargo oil pump unit for ship use |
| 12/06/2007 | WO2007137927A1 Pump device |
| 11/29/2007 | WO2007136438A1 Gear pump for pumping abrasive well fluid |
| 11/29/2007 | CA2647191A1 Gear pump for pumping abrasive well fluid |
| 11/22/2007 | WO2007131994A1 Gearwheel pump |
| 11/15/2007 | WO2007128303A1 Rotary piston machine |
| 11/15/2007 | US20070264144 Extruder System with Integrated Gear Pump |
| 11/14/2007 | EP1855007A1 Gear pump |
| 11/13/2007 | CA2437860C Well pump capsule |
| 11/08/2007 | US20070258840 Gerotor motor and brake assembly |
| 11/06/2007 | US7290923 Extruder/gear pump assembly |
| 11/05/2007 | CA2545828A1 Pump for dewatering gas wells |
| 10/25/2007 | WO2007069976A8 Device in an oil heating installation |
| 10/25/2007 | WO2007069975A8 Combined oil deaerator and oil pump |
| 10/24/2007 | CN101061317A Vane pump consisting two-part stator |
| 10/18/2007 | DE10258666B4 Tauchpumpeneinrichtung zur Verwendung in einem Bohrloch Submersible pump device for use in a wellbore |
| 10/16/2007 | CA2500411C Extruder/gear pump assembly |
| 10/11/2007 | US20070237023 Gear Pump |
| 10/10/2007 | CN101052806A 泵 Pump |
| 10/09/2007 | US7278776 Apparatus and method for injecting a liquid dye into a polymer melt |
| 10/02/2007 | US7275921 Pumps |
| 10/02/2007 | US7275592 Oil well pump apparatus |
| 09/27/2007 | DE202007008373U1 Zinkpumpe für eine Warmkammer-Druckgießmaschine Zinc pump for hot chamber die casting machine |
| 09/26/2007 | EP1837524A1 Vane pump |
| 09/19/2007 | CN101037994A Hydraulic pump |
| 09/12/2007 | EP1831570A2 Pump, especially slurry pump |
| 08/30/2007 | DE102006008757A1 Water pump, for a vehicle motor, is within the hollow zone of the function wheel journal coupled to a drive by a shaft through the journal wall |
| 08/29/2007 | CN101027484A Rotary pump with resiliently deformed seal |
| 07/31/2007 | CA2449636C Hot melt adhesive dispensing applicator assembly with independent gear pump assemblies |
| 07/31/2007 | CA2291188C Sub-sea pumping system and associated method |
| 07/31/2007 | CA2254747C Method and apparatus for controlling a submergible pumping system |
| 07/25/2007 | EP1811181A1 Electric pump for hydrogen circulation |
| 07/18/2007 | EP1807625A1 Vane pump consisting a two-part stator |
| 07/18/2007 | EP1807546A1 Coating of displacer components (tooth components) for providing a displacer unit with chemical resistance and tribological protection against wear |
| 07/10/2007 | US7241122 Internal gear pump with recesses on the gear bearing surfaces |
| 07/10/2007 | CA2343238C High efficiency gear pump for pumping highly viscous fluids |
| 07/05/2007 | WO2007046509A3 Driving device |
| 07/03/2007 | US7238012 Rotary pump |
| 06/28/2007 | US20070148027 Rotary pump provided with an axially movable blade |
| 06/27/2007 | EP1801418A1 Planetary gear pump |
| 06/26/2007 | CA2272626C Method and apparatus for accurately dispensing liquids and solids |
| 06/21/2007 | WO2007069976A1 Device in an oil heating installation |
| 06/21/2007 | WO2007069975A1 Combined oil deaerator and oil pump |
| 06/21/2007 | DE102006059131A1 Flüssigkeitspumpenanordnung Fluid pump assembly |
| 06/14/2007 | DE102005059563A1 Dosing pump e.g. gear pump, for dosing liquid surface coating medium, has notch receiving sealing ring that forms static radial sealing at outer diameter of ring, where ring is sealed between outer diameter of ring and notch |
| 06/13/2007 | EP1794456A1 Non-metallic gear pump with magnetic coupling assembly |
| 06/13/2007 | EP1549478B1 Extruder/gear pump assembly |
| 06/07/2007 | US20070128065 Pump |
| 06/06/2007 | EP1791696A2 Pump inking units of a printing machine and printing mechanism with a pump inking unit |
| 06/06/2007 | CN1320276C Gear pump |
| 06/05/2007 | US7225889 Downhole motor locking assembly and method |
| 05/23/2007 | EP1787027A1 Rotary pump with resiliently deformed seal |
| 05/23/2007 | CN2903482Y Quantitative pump variable apparatus |
| 05/23/2007 | CN2903481Y Quantitative pump variable apparatus |
| 04/26/2007 | WO2007046993A1 Hot melt adhesive metering pump assembly with integral reservoir tank |
| 04/26/2007 | WO2007046509A2 Driving device |
| 04/24/2007 | US7207786 Fuel pump with filter-absent safety valve and universal inlet and outlet |
| 04/19/2007 | DE102005048847A1 Fördervorrichtung Conveyor |
| 04/18/2007 | CN2890423Y Hydraulic pump |
| 04/10/2007 | US7201222 Method and apparatus for aligning rotor in stator of a rod driven well pump |
| 04/10/2007 | CA2425843C Gas separating intake for progressing cavity pumps |
| 04/04/2007 | CN1939817A Twin screw pump for flowabe solids with overload protection |
| 04/03/2007 | US7199497 Frameless switched reluctance motor and application as a top drive for a rotary pump |
| 03/22/2007 | WO2005001289A3 Vane-cell pump or a roll-cell pump |
| 03/01/2007 | US20070044954 Downhole motor locking assembly and method |
| 02/21/2007 | EP1754543A2 Device and method for emptying viscous substances from containers |
| 02/13/2007 | US7174998 Submerged electric fluid pump |
| 02/08/2007 | WO2007014540A1 Double flow screw-spindle pump which is supported at multiple points |
| 02/06/2007 | US7172039 Down-hole vane motor |
| 02/01/2007 | US20070023182 Oil well pump apparatus |
| 01/18/2007 | CA2511305A1 Cement pump |
| 01/11/2007 | WO2007004503A1 Internal gear type pump with built-in motor and electronic device |
| 01/10/2007 | EP1677965B1 Gear pump |
| 01/03/2007 | EP1739306A1 Rotary piston pump |
| 01/02/2007 | US7156625 Fuel pump with filter-absent safety valve and universal inlet and outlet |
| 12/26/2006 | US7152698 Downhole motor locking assembly and method |
| 12/20/2006 | EP1354135B1 Miniature precision bearings for minisystems or microsystems and method for assembling such systems |
| 12/13/2006 | EP1731764A1 Extruder with gear pump |
| 12/13/2006 | EP1731040A2 Arrangement and method for the mix of particulate filling into consumer ice mass |
| 12/13/2006 | EP1730423A1 Limited slip differential with friction using a pressure generating device |
| 12/13/2006 | CN1878652A Gear pump |
| 11/28/2006 | US7141119 Pressure-controlling dispersion delivery system |