| Patents for F04D 9 - Priming; Preventing vapour lock (1,858) |
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| 06/18/1997 | EP0779433A1 Electric fuel pump for motor vehicle |
| 04/17/1997 | DE19537944A1 Discharge pump for washing machines etc. |
| 04/15/1997 | US5620309 Fluid pump priming system |
| 04/09/1997 | CN1147064A Submerged pump |
| 04/02/1997 | EP0766008A1 A fluid separator for dental equipment |
| 04/01/1997 | US5615997 Pump for pumping fibrous pulp suspension |
| 04/01/1997 | CA2066912C Submersible well pump gas separator |
| 03/19/1997 | EP0712466B1 Centrifugal fuel pump with starting stage |
| 03/13/1997 | WO1997009482A1 Pump for fibrous pulp suspension with means for separating gas from the suspension |
| 03/12/1997 | EP0619001B1 Centrifugal pump with adaptor for various valves |
| 03/06/1997 | WO1997008459A1 An improved electrical submersible pump and methods for enhanced utilization of electrical submersible pumps in the completion and production of wellbores |
| 03/05/1997 | EP0660904B1 Centrifugal pump |
| 02/04/1997 | US5599171 Rotary, self-priming, liquip pump, and an impellers and shaft assembly therefor, and a flexible-impeller pump assembly |
| 01/22/1997 | EP0754865A2 Submerged pump |
| 12/24/1996 | US5586858 Regenerative fuel pump |
| 12/18/1996 | EP0662196B1 Sectional-casing-design rotary pump |
| 12/17/1996 | US5584650 Lubrication system |
| 12/12/1996 | WO1996039583A1 Method of controlling the function of a centrifugal pump and vacuum pump combination, and a gas-separating centrifugal pump |
| 12/12/1996 | WO1996032591A3 Pump for conveying a moist pulp |
| 12/03/1996 | US5580214 Multiphase fluid treatment |
| 12/03/1996 | US5580213 Electric fuel pump for motor vehicle |
| 11/20/1996 | EP0743457A1 Centrifugal pump with flexible vanes priming pump |
| 11/19/1996 | US5575615 Multiphase fluid treatment |
| 10/17/1996 | WO1996032591A2 Pump for conveying a moist pulp |
| 10/17/1996 | CA2217724A1 Pump for conveying a moist pulp |
| 10/16/1996 | CN1133629A Self-sucking centrifugal pump |
| 10/10/1996 | DE19607573A1 Electric fuel pump e.g. for motor vehicle |
| 10/02/1996 | EP0735272A1 Centrifugal pump with venting |
| 09/25/1996 | EP0733806A1 Self-priming pumping device for hydraulic circuits |
| 09/18/1996 | EP0732504A1 Self-sucking centrifugal pump |
| 09/11/1996 | CN1130725A Liquid pump with degasser and integrated vapor recovery option |
| 08/27/1996 | US5549450 Centrifugal pump of the sectional-casing design |
| 08/14/1996 | CN2232995Y Magnetic driving propane booster pump |
| 08/13/1996 | US5545005 Centrifugal pump |
| 08/08/1996 | DE19503369A1 Impeller condensate pump for household dryer |
| 07/17/1996 | CN2231330Y Air extractor for water pump without base valve |
| 07/16/1996 | US5536147 Vacuum priming system for centrifugal pumps |
| 06/27/1996 | DE4445956A1 Pump for self lubrication roller bearings of turbomachinery |
| 06/26/1996 | EP0718501A1 Multicellular electric centrifugal pump |
| 06/04/1996 | US5522709 Apparatus for intermittent transfer of fluid having vapor trap seal and vapor escape means |
| 05/22/1996 | EP0712466A1 Centrifugal fuel pump with starting stage |
| 05/14/1996 | US5516360 Abrasion resistant gas separator |
| 05/14/1996 | US5516262 Automatic pump |
| 05/07/1996 | US5513959 Valve for pump with priming circuit |
| 04/23/1996 | US5509779 Self-priming chemical pump |
| 04/10/1996 | CN1120128A Blade used in fluid mechanism and fluid mechanism using same |
| 04/03/1996 | EP0704627A1 Submersible pump for coarsely polluted liquids |
| 03/28/1996 | DE4437346A1 Ventilation device for hollow components which carry liquids |
| 03/14/1996 | DE4432224A1 Method to improve suction efficiency of flow demand pump |
| 03/13/1996 | EP0701062A1 Liquid pump with degasser and integrated vapor recovery option |
| 03/08/1996 | CA2157654A1 Liquip pump with degasser and integrated vapor recovery option |
| 02/15/1996 | DE4428254A1 Fuel pump with chambered wheel and feed and degassing channels |
| 02/14/1996 | CN2219976Y Light and small centrifugal pump |
| 01/10/1996 | CN2217126Y portable and folding type self-suction pump for pipe-line |
| 01/03/1996 | EP0690234A2 Valve device for priming a pump, particularly for coffee making machines |
| 12/20/1995 | CN2215612Y Water guiding device for pump |
| 12/20/1995 | CN1113550A Automatic pump |
| 12/12/1995 | US5474674 External filtration device particularly for aquariums and ornamental water tanks |
| 12/12/1995 | US5474418 Self-priming centrifugal pump |
| 12/06/1995 | CN2214549Y Self-sucking blocking-proof pump |
| 12/06/1995 | CN2214548Y Self-sucking pump with valve |
| 11/22/1995 | CN1112371A Centrifugal pump |
| 11/09/1995 | WO1995030092A1 Self-priming, multi-stage centrifugal pump |
| 11/09/1995 | DE4415157A1 Selbstansaugende mehrstufige Kreiselpumpe Self-priming multistage centrifugal pump |
| 10/17/1995 | US5458467 Jet pump and method of operation thereof |
| 10/11/1995 | CN2209725Y Ventilated self-priming pump |
| 10/10/1995 | US5456574 Centrifugal pump with starting stage |
| 09/21/1995 | DE4409032A1 Electric side channel fuel pump for i.c. engine |
| 09/19/1995 | US5451139 Self priming centrifugal |
| 08/31/1995 | DE19503353A1 Self-priming pump for chemicals |
| 08/16/1995 | EP0667455A1 Double pump |
| 07/25/1995 | US5435691 Aggregate for feeding fuel from supply tank to internal combustion engine of motor vehicles |
| 07/12/1995 | EP0662196A1 Sectional-casing-design rotary pump. |
| 07/11/1995 | US5431546 Apparatus for intermittent transfer of fluid having vapor trap seal and vapor escape means |
| 07/06/1995 | WO1995018337A1 Vehicle heating appliance with water pump venting |
| 07/06/1995 | CA2170767A1 Vehicle heating appliance with water pump venting |
| 07/05/1995 | EP0660904A1 Centrifugal pump. |
| 06/14/1995 | EP0657651A1 Pump |
| 06/08/1995 | DE4341215A1 Combined centrifugal pump and axial air compressor for washing machine etc |
| 06/06/1995 | CA2089077C System for simultaneously degassing and pumping a liquid |
| 05/11/1995 | WO1995012760A1 Self-sucking centrifugal pump |
| 05/09/1995 | US5413466 Unified fuel pump assembly |
| 05/09/1995 | US5413457 Two stage lateral channel-regenerative turbine pump with vapor release |
| 04/26/1995 | EP0649986A1 Unified fuel pump assembly |
| 04/05/1995 | CN2193942Y Self-priming centrifugal pump |
| 04/05/1995 | CN1028125C Self-suction impurity pump |
| 03/30/1995 | DE4331955A1 Suction device on pumps |
| 03/29/1995 | EP0645541A1 Self-priming centrifugal pump |
| 03/03/1995 | CA2131252A1 Automotive fuel pump vapor purge orifice and channel |
| 03/02/1995 | WO1995006188A1 Apparatus for intermittent transfer of fluids having a vapor trap seal |
| 02/24/1995 | CA2129468A1 Apparatus for intermittent transfer of fluid |
| 02/22/1995 | EP0639715A1 Device for the supply of liquid |
| 02/22/1995 | EP0639714A1 Turbine pump |
| 02/09/1995 | WO1995004224A1 Centrifugal fuel pump with starting stage |
| 02/02/1995 | DE4325549A1 Centrifugal pump |
| 01/26/1995 | WO1995002768A1 Centrifugal pump |
| 01/17/1995 | CA1333972C Method and apparatus for separating gas with a pump from a medium being pumped |
| 01/04/1995 | CN2186809Y Centrifugal pump negative pressure starter |
| 01/03/1995 | US5378125 Device for supplying fuel from supply tank to internal combustion engine of motor vehicle |
| 01/03/1995 | US5377714 Device and method for transferring a multiphase type effluent in a single pipe |