| Patents for F04D 9 - Priming; Preventing vapour lock (1,858) |
|---|
| 10/12/2000 | DE19915255A1 Fuel feed unit comprises a preliminary filter in the form of a wettable sieve fabric whose capillary effect is such that the fuel closes the fabric meshes and prevents air being sucked through them |
| 10/10/2000 | US6129529 Liquid petroleum gas submersible electric motor driven pump and drive coupling therefor |
| 10/10/2000 | US6129523 Air purging circulator |
| 09/28/2000 | WO2000057056A2 Pump assembly and related components |
| 09/20/2000 | CN2397287Y Jet type water pump self-sucking device |
| 09/12/2000 | US6116850 Automotive fuel pump with a high efficiency vapor venting system |
| 09/12/2000 | US6116338 Inducer for increasing centrifugal pump efficiency in wells producing high viscosity crude oil |
| 08/09/2000 | CN2391035Y Acid and alkali-resisting self priming pump |
| 08/09/2000 | CN1262395A 泵装置 Pump device |
| 08/02/2000 | EP1024293A2 Improvements in or relating to pumps |
| 08/02/2000 | EP1024292A2 Centrifugal pump with gas separation chamber |
| 07/27/2000 | DE19920780A1 Kreiselpumpe mit Gasabscheidekammer Centrifugal pump with gas separation chamber |
| 07/26/2000 | EP1021655A1 Delivery pump |
| 07/19/2000 | CN1260863A Cycular-flowing type fluid pump |
| 06/29/2000 | DE19859390A1 Circulation pump driven by electric motor esp. submersible motor driven pump with pump chamber having whirling chamber and impeller held on motor shaft and unit for venting impeller chamber is provided |
| 06/28/2000 | EP1013936A1 Check-valve for self-priming pump |
| 06/28/2000 | EP1013935A1 Horizontal selfpriming pump with axial inlet |
| 06/06/2000 | US6071072 Self-priming centrifugal pump |
| 05/31/2000 | CN2380726Y Vacuum-keeping device for water-pump |
| 05/23/2000 | US6065929 Inducer equipment for a pump having large induction capacity |
| 05/09/2000 | US6059535 Pump with air purging and self-cleaning features |
| 05/02/2000 | CA2144443C Centrifugal pump of the sectional-casing design |
| 04/25/2000 | US6053708 Washer pump apparatus |
| 04/19/2000 | EP0994259A1 Circumferential flow type liquid pump |
| 03/29/2000 | EP0989305A1 Pumping unit for the automatic unloading of fluid transport containers |
| 03/01/2000 | CN1245866A Equipment for conveying fuel by means of fuel conveying unit placed in shell body |
| 02/24/2000 | DE19832827C1 Vorrichtung zur Kraftstoff-Förderung mittels einer in einem Gehäuse angeordneten Kraftstoff-Fördereinheit Device for fuel delivery by means of a disposed in a housing Fuel Feed Unit |
| 02/16/2000 | CN1049476C Turbine driving pump |
| 01/04/2000 | US6010301 Fuel pump for vehicle |
| 12/23/1999 | WO1999066209A1 Pulp pump |
| 12/09/1999 | DE19901729A1 Centrifugal pump for feeding liquids containing solids, e.g. slurry |
| 12/08/1999 | EP0961852A1 Pump for fibrous pulp suspension with means for separating gas from the suspension |
| 11/30/1999 | US5993151 Centrifugal pump device |
| 11/25/1999 | DE19822704A1 Domestic water supply pump of rotor intake and outlet pipes |
| 11/17/1999 | EP0956768A1 External filter, specially for aquariums |
| 11/16/1999 | US5984626 Evacuation means for pumps |
| 11/11/1999 | CA2237344A1 Pump assembly |
| 11/04/1999 | DE19843168C1 Pumping installation for automatic emptying of fluid transport container |
| 11/04/1999 | DE19819690A1 Kreiselmotorpumpe mit Entlüftungsschraube A centrifugal pump with vent plug |
| 11/03/1999 | EP0953772A1 Centrifugal pump with degasing screw |
| 10/27/1999 | CN1232609A External filtering type filter epecially external filter adapted to all kinds of aquarium |
| 10/21/1999 | WO1999053203A1 Circumferential flow type liquid pump |
| 10/07/1999 | DE19814323A1 Aquarium external water filter with self-priming pump |
| 09/29/1999 | CN1230243A Self-priming type centrifugal pump |
| 08/18/1999 | EP0936356A1 Self-priming jet pump with flow control device |
| 07/28/1999 | EP0931222A1 Procedure for the starting up of pumps |
| 07/15/1999 | DE19804907C1 Rotary fluid pump |
| 04/22/1999 | DE19846755A1 Pump unit for vehicle windscreen and headlamp wash system |
| 04/21/1999 | CN1214748A Method and device at pumping of medium |
| 04/15/1999 | WO1999018356A1 Delivery pump |
| 04/14/1999 | CN1214107A Diffuser and conveyer device for single-impeller centrifugal self-priming pump |
| 04/01/1999 | DE19742500A1 Self-priming centrifugal pump |
| 03/31/1999 | EP0905380A2 Device for purging air |
| 03/25/1999 | DE19741590A1 Emptying pump for washing machines, dishwashers, etc. |
| 02/09/1999 | US5868550 Method of priming a pump assembly |
| 02/03/1999 | CN1206790A Flow guider for large displacement guiding pump |
| 01/28/1999 | DE19731526A1 Emptying equipment for vessel containing liquid |
| 01/13/1999 | EP0889989A1 Method and device at the pumping of a medium |
| 01/07/1999 | DE19829810A1 High intake capacity pump inductor device |
| 12/01/1998 | US5842833 Gas separation control in a centrifugal pump vacuum pump |
| 11/25/1998 | EP0879360A1 Diffuser and conveyor device for a single-impeller centrigugal self-priming pump |
| 11/25/1998 | EP0879359A1 A centrifugal pump device |
| 11/24/1998 | US5839716 Device for transferring liquid under simple or accelerated gravity by means of a valve |
| 10/14/1998 | CN1196101A Pump for fibrous pulp suspension with means for separating gas from suspension |
| 10/08/1998 | DE19811473A1 Device for evacuation of pumps by means of vacuum |
| 09/23/1998 | EP0619860B1 Multiphase fluid treatment |
| 09/10/1998 | DE19709598A1 Rotary liquid pump |
| 09/09/1998 | CN1192800A Method for controlling function of centrifugal pump and vacuum pump combination, and gas separating centrifugal pump |
| 08/18/1998 | US5795127 Vertical shaft self-priming centrifugal pump |
| 07/28/1998 | US5785501 Liquid pump with degasser and integrated vapor recovery option |
| 07/02/1998 | CA2205335A1 Air/vacuum valve throttling apparatus |
| 06/30/1998 | US5772394 Self-priming centrifugal pump |
| 06/24/1998 | CN1185824A Pump for conveying a moist pulp |
| 06/23/1998 | US5769603 Submerged Pump |
| 06/16/1998 | US5765595 Air/vacuum valve throttling apparatus |
| 06/04/1998 | WO1998023864A1 Diffuser and conveyor device for a single-impeller centrigugal self-priming pump |
| 05/19/1998 | CA2190715A1 Vacuum assisted priming and cooling system for a pump |
| 05/12/1998 | US5750023 Self-priming pumping device for hydraulic circuits |
| 04/30/1998 | DE19644192A1 Fuel pump for motor vehicle |
| 04/16/1998 | WO1998015738A1 Procedure for the starting up of pumps |
| 03/25/1998 | EP0830511A1 Method of controlling the function of a centrifugal pump and vacuum pump combination, and a gas-separating centrifugal pump |
| 03/18/1998 | EP0829644A2 Pump unit |
| 02/19/1998 | WO1998006947A1 High-pressure centrifugal and submersible electrical pump for the extraction of liquids from a well |
| 02/17/1998 | US5718564 Centrifugal pump with adaptor for various valves |
| 02/05/1998 | WO1998004833A1 Self-priming type centrifugal pump |
| 02/04/1998 | CN1172182A Pump device for washing machine |
| 01/28/1998 | EP0820563A2 Pump for conveying a moist pulp |
| 11/04/1997 | US5682920 Valve device for priming a pump, particularly for coffee making machines |
| 10/28/1997 | US5680700 Regenerative fuel pump |
| 10/02/1997 | WO1997036044A1 Method and device at the pumping of a medium |
| 09/17/1997 | EP0795689A1 Multiphase fluid treatment |
| 09/02/1997 | US5662455 Fuel pump assembly having reduced vapor discharge noise |
| 08/26/1997 | US5660533 Vacuum assisted priming and cooling system for a pump |
| 08/26/1997 | US5660329 Vehicle heater with water pump venting |
| 08/21/1997 | DE19606916A1 Pump priming box with dam |
| 08/14/1997 | WO1997029286A1 A centrifugal pump device |
| 07/30/1997 | EP0621934B1 Valve, in particular for a pump priming circuit |
| 07/17/1997 | DE19600776A1 Fire extinguishing pump system |
| 07/17/1997 | DE19600641A1 Venting pump for fire extinguishing centrifugal pump |
| 07/10/1997 | DE19630347A1 Barrel pump for pumping low viscosity fluids |