| Patents for F04D 9 - Priming; Preventing vapour lock (1,858) |
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| 04/23/2008 | CN201050483Y Vertical antifreeze centrifugal pump placed in well-pipe |
| 04/17/2008 | US20080089778 Self priming pump |
| 04/17/2008 | US20080089777 Self-priming adapter apparatus and method |
| 04/16/2008 | EP1911976A2 Self-priming centrifugal pump |
| 04/16/2008 | CN101162020A Self priming pump |
| 04/15/2008 | US7357341 Two stage sewage grinder pump |
| 04/02/2008 | CN101153603A Improved self-sucking pump |
| 04/02/2008 | CN101153602A Pump for washing machine |
| 04/02/2008 | CN101153601A Pump for washing machine |
| 04/02/2008 | CN101153453A Washing machine |
| 03/27/2008 | DE102006044579A1 Centrifugal pump for e.g. pumping gas liquid mixture, has gas discharge unit provided with one opening that is arranged in suction area of pump rotors, and another opening that is arranged outside of pump housing |
| 03/26/2008 | CN201041161Y Self-controlled self-suction type non-clogging pollution discharge pump |
| 03/26/2008 | CN201041160Y Corrosion resistant plastic self-sucking pump |
| 03/12/2008 | CN201034080Y Self-controlled turbine vacuum discharging pump |
| 03/12/2008 | CN201034079Y Hand propelled high-pressure feed pump |
| 03/11/2008 | US7341427 Gas turbine nozzle segment and process therefor |
| 03/06/2008 | WO2008027495A2 Self-priming adapter apparatus and method |
| 03/05/2008 | CN100373057C Cycular-flowing type fluid pump |
| 02/28/2008 | WO2008023515A1 Self-suction pump |
| 02/27/2008 | CN201027662Y Siphon trap type self-sucking pump |
| 02/26/2008 | US7334600 Priming apparatus for a centrifugal pump |
| 02/21/2008 | WO2008021251A2 Flood water removal system |
| 02/19/2008 | US7331769 Pumping system |
| 01/30/2008 | CN201013642Y Piston type fluid-control valve used for self-sucking pump |
| 01/30/2008 | CN201013608Y Centrifugal pump liquid feeding system |
| 01/23/2008 | CN201011345Y Self-pumping type water pump |
| 01/23/2008 | CN201011344Y Novel water pump energy-saving water valve |
| 01/22/2008 | CA2425449C Gas-lock re-prime device for submersible pumps |
| 01/16/2008 | CN100362242C Strong selfpriming pump |
| 01/09/2008 | CN201003496Y Modified vertical self-suction pump siphon-proof device |
| 01/09/2008 | CN101101000A Automatic control turbine synchronous discharging-suction pump |
| 01/08/2008 | US7316335 Material dispenser having a positive shutoff mechanism |
| 01/02/2008 | EP1873399A1 Centrifugal pump unit |
| 01/02/2008 | CN200999764Y self-sucking water pump head |
| 01/02/2008 | CN200999733Y Self priming pump |
| 01/02/2008 | CN200999732Y Water leading cylinder pump |
| 01/02/2008 | CN101096954A Centrifugal pump unit |
| 12/26/2007 | CN200996393Y Guide-vane self-suction pump |
| 12/25/2007 | US7311335 Trailer and fuel tank assembly |
| 12/21/2007 | WO2007143994A1 Slurry tanker with ejector and method for filling a tank on the slurry tanker |
| 12/19/2007 | CN200993115Y Self-priming centrifugal pump liquid storage device |
| 12/13/2007 | DE102005056309B4 Kreiselpumpe mit Entlüftung Centrifugal pump with air vent |
| 11/28/2007 | CN200982298Y Pump and liquid supply device possessing the pump |
| 11/28/2007 | CN200982297Y Aluminum hot continuous rolling mill cooling emulsion main pump automatic air exhausting device |
| 11/21/2007 | CN200978815Y Seal-free automatic self-suction pump modified check valve |
| 11/21/2007 | CN101074673A Self-circulating gas-liquid separated sucker of centrifugal pump |
| 11/14/2007 | CN101070852A Dish washing-machine water-draining pump |
| 11/08/2007 | WO2007126759A2 Two-stage air powered pump |
| 10/31/2007 | CN101063454A Non leakage fully power closed type vertical self priming pump |
| 10/30/2007 | US7287963 Fast pump priming |
| 10/25/2007 | WO2007118525A1 Immersion pump |
| 10/18/2007 | WO2007115673A1 Self-ventilating centrifugal pump |
| 10/17/2007 | CN200961583Y Energy-saving environment-friendly self-sucking pump |
| 10/11/2007 | DE102006016980A1 Tauchpumpe Submersible pump |
| 10/11/2007 | DE102006016199A1 Selbstentlüftende Zentrifugalpumpe -Priming centrifugal pump |
| 10/10/2007 | CN101050768A Amphibious high efficiency self suction centrifugal pump |
| 10/04/2007 | DE102007014236A1 Liquid or waste water pumping method for use in e.g. boat, involves connecting suction pump with main pump, where suction pump has screw for supplying liquid and to bring main pump for suction, such that two-stage pump equipment is formed |
| 10/03/2007 | CN200955504Y Starting control device for pump |
| 09/19/2007 | CN200949546Y Water-cooling self-absorbing pump structure |
| 09/19/2007 | CN200949529Y Self priming pump |
| 09/19/2007 | CN200949528Y High suction distance automatic control self-priming pump |
| 09/12/2007 | CN200946571Y Strong self-sucking efficient pump |
| 09/05/2007 | CN200943585Y Energy-saving synergistic water diversion device for centrifugal pump |
| 09/05/2007 | CN200943584Y Differential pressure full-automatic valve of self priming pump |
| 09/04/2007 | USRE39813 Vacuum-assisted pump |
| 08/23/2007 | DE202007007665U1 Kreiselpumpe mit Entlüftung Centrifugal pump with air vent |
| 08/15/2007 | CN2934673Y Vertical self-suction pump for ship |
| 08/15/2007 | CN2934672Y Uninterrupted feed water pump |
| 08/15/2007 | CN2934671Y Water pump |
| 08/15/2007 | CN2934670Y Automatic suction type agricultural water pump |
| 08/15/2007 | CN2934669Y Water discharging pump for dish-washing machine |
| 08/09/2007 | DE19781894B4 Selbstansaugende Kreiselpumpe Self-priming centrifugal pump |
| 08/08/2007 | CN2931879Y Vertical, short axis and non-immersed oxide scale pump |
| 08/08/2007 | CN2931866Y Pipe well water-pump |
| 08/01/2007 | CN2929276Y Less diversion valve type water pump joint |
| 08/01/2007 | CN2929265Y Electric control vacuum water diversion pump |
| 08/01/2007 | CN2929264Y Self control turbine synchronous discharge and sucking pump |
| 07/25/2007 | CN2926597Y Butterfly-type hydraulically-controlled water-pump valve |
| 07/25/2007 | CN2926592Y Three-way water upper bottom valve |
| 07/24/2007 | US7248178 RF communication with downhole equipment |
| 07/19/2007 | US20070166172 Decorative Fan and Method of Making and Using the Same |
| 07/18/2007 | CN101000056A One step single sucking automatically exhausting pipeline type centrifugal pump |
| 07/12/2007 | DE202006019929U1 Transportable Pumpeinrichtung Portable pump device |
| 07/11/2007 | EP1490599A4 Pump system with vacuum source |
| 06/27/2007 | CN2916199Y Seal-less self-priming pump |
| 06/27/2007 | CN2916198Y Seal-less self-priming pump |
| 06/27/2007 | CN2916197Y Water/gas dual-purpose pump |
| 06/27/2007 | CN2916196Y Air emptier for drainage pump of diesel engine |
| 06/27/2007 | CN2916195Y Centrifugal drainage pump |
| 06/27/2007 | CN1987109A 泵 Pump |
| 06/20/2007 | EP1798432A2 Method and equipment for the removal of oil from a variable crown roll |
| 06/20/2007 | CN2913689Y Trailer self-sucking pump set |
| 06/20/2007 | CN1982719A Centrifugal pump |
| 06/06/2007 | DE102005056309A1 Circulation pump for conveying fluid has an outlet opening through which fluid and gas can pass and means for removing air |
| 05/31/2007 | US20070122290 Water-lifting pump apparatus and method for controlling operation thereof |
| 05/30/2007 | CN2906141Y Non-blocking self-priming pump |
| 05/30/2007 | CN1971053A Pump and liquid supply device possessing the pump |
| 05/09/2007 | EP1448894B1 Auto suction hybrid pump |
| 05/09/2007 | CN2898378Y Two-purpose efficient self-suction centrifugal pump for land and water |
| 05/02/2007 | CN1313734C Suction type ejector pump and a method for producing a nozzle for same |