| Patents for F04D 7 - Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts (4,105) |
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| 07/18/1996 | DE19608222A1 Dispersing pump for producing emulsions and dispersions |
| 07/17/1996 | EP0721546A1 Turbo-machine with reduced attrition |
| 07/17/1996 | CN1126957A Readily installed universal sewage grinder pump |
| 07/11/1996 | DE19500280A1 Multistage, centrifugal, immersion pump and motor combination |
| 07/03/1996 | EP0580659B1 Pump for fluids |
| 06/27/1996 | WO1996019276A1 Apparatus and process for separating a mixture of gas and liquid |
| 06/27/1996 | DE19539564C1 Pump with impurity cutting device arranged in suction connection |
| 06/26/1996 | CN1125427A Grooved disk apparatus |
| 06/26/1996 | CN1032152C Entrainment pump for viscous fluids, particularly suitable for lubricating dobbles, and looms |
| 06/19/1996 | CN2229558Y Single-stage single suction cantilever corrosion resisting pump |
| 06/19/1996 | CN2229557Y Centrifugal gravel pump |
| 06/04/1996 | US5522709 Apparatus for intermittent transfer of fluid having vapor trap seal and vapor escape means |
| 05/30/1996 | DE4442142A1 Circulation pump for aggressive and erosive mediums |
| 05/28/1996 | US5520506 Pulp slurry-handling, centrifugal pump |
| 05/22/1996 | EP0527227B1 Pump having spiral blades |
| 05/14/1996 | US5516360 Abrasion resistant gas separator |
| 05/14/1996 | US5516261 Unchokable centrifugal pump |
| 05/08/1996 | EP0537146B1 Rotary disc pump |
| 05/02/1996 | DE4438142A1 Plaster/mortar conveyor equipment |
| 04/24/1996 | EP0708247A1 Centrifugal pump with permanent-magnet motor |
| 04/23/1996 | US5509791 Variable delivery pump for molten metal |
| 04/17/1996 | CN2224864Y High pressure cement pump |
| 04/10/1996 | CN2224302Y Pneumatic turbo slurry-pump |
| 04/10/1996 | CN1031525C 炭素耐腐蚀离心泵 Carbon corrosion resistant centrifugal pumps |
| 04/03/1996 | EP0704627A1 Submersible pump for coarsely polluted liquids |
| 03/26/1996 | US5501582 Magnetically driven centrifugal pump |
| 03/21/1996 | DE4433066A1 Centrifugal axial pump with semi=axial inlet nozzles |
| 03/20/1996 | EP0701528A1 Grooved disk apparatus |
| 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 |
| 03/06/1996 | CN2221672Y Self-adjusting sealed centrifugal pump |
| 03/05/1996 | US5496150 Field-serviceable solids-handling vertical turbine pump |
| 02/28/1996 | EP0697915A1 Combined pressure milling pump |
| 02/15/1996 | WO1996004467A1 Centrifugal chopper pump |
| 02/08/1996 | WO1996003583A1 A pulp slurry-handling, centrifugal pump |
| 02/08/1996 | DE4438841C1 Pump having cutting blades |
| 02/07/1996 | EP0695222A1 Readily installed universal sewage grinder pump |
| 02/07/1996 | EP0580823B1 Washing system, in particular for motor vehicle window panes |
| 01/24/1996 | CN1115368A Mechanical power transmission system having improved lubricant circulation apparatus |
| 01/23/1996 | US5486092 Housing for a vortex-flow type pump |
| 01/23/1996 | US5485909 Apparatus with improved inlet and method for transporting and metering particulate material |
| 01/18/1996 | DE4423150C1 Pump for waste water system |
| 01/18/1996 | DE4423149A1 Pump esp. torque flow pump with one or more stages |
| 01/17/1996 | CN2217698Y Submersible mud pump |
| 01/03/1996 | CN2216609Y Full-sealing pump |
| 12/26/1995 | US5478222 Fluid pump having a pressure sealed motor chamber |
| 12/21/1995 | WO1996034206A1 A safety pumping system |
| 12/14/1995 | DE4420601A1 Compact immersion basket for electromagnetic immersion pump with simple construction |
| 12/06/1995 | CN2214547Y Corrosion resistant submerged pump |
| 11/30/1995 | WO1995032046A1 Dual impeller pump |
| 11/28/1995 | US5470201 Molten metal pump with vaned impeller |
| 11/23/1995 | DE4417267A1 Procedure for hydrodynamic transporting of fluids |
| 11/22/1995 | CN1112371A Centrifugal pump |
| 11/16/1995 | WO1995030328A1 Protein-scum remover |
| 11/15/1995 | EP0681626A1 Process and apparatus for separating fibres from water |
| 11/08/1995 | CN2212096Y Vertical mud pump |
| 11/01/1995 | CN2211507Y Vertical corrosionproof starch pump |
| 10/24/1995 | US5460483 Multistage centrifugal chopper pump |
| 10/24/1995 | US5460482 Centrifugal chopper pump with internal cutter |
| 10/18/1995 | EP0677148A1 Pump impeller and centrifugal slurry pump incorporating same |
| 10/18/1995 | EP0524296B1 Bottled water chilling system |
| 10/17/1995 | US5458816 Apparatus for aerating and/or anaerobically mixing liquids |
| 10/10/1995 | US5456580 Multistage centrifugal chopper pump |
| 10/04/1995 | CN2209226Y Hydraulic pulp pump |
| 09/27/1995 | CN1109144A Discharge pump and method for discharging fluid by the same |
| 09/21/1995 | WO1995024966A1 Combined pressure milling pump |
| 09/13/1995 | CN2207462Y Improved centrifugal pump |
| 09/12/1995 | US5449269 Aggregate for feeding fuel from a supply tank to internal combustion engine of motor vehicle |
| 09/12/1995 | US5449180 Safety device for primary pump |
| 09/06/1995 | CN2206846Y Container centifugal chlorine compressor |
| 09/06/1995 | CN1107946A Non-metal corrosion resistant pump |
| 09/05/1995 | CA2076994C Impeller for a propeller pump |
| 09/05/1995 | CA2015572C Centrifugal pump |
| 08/30/1995 | EP0668968A1 Apparatus for pumping a slurry. |
| 08/24/1995 | DE4416447C1 Protein foam removal from sea water aquarium |
| 08/10/1995 | DE4403396A1 Cleaning system for fluid containers |
| 08/08/1995 | US5439180 Readily installed universal sewage grinder pump |
| 08/02/1995 | EP0665378A1 Centrifugal pump with magnetic drive |
| 08/02/1995 | CN2204344Y Centrifugal-pump impeller |
| 07/19/1995 | CN2203720Y Sand-removing non-plugging pulp pump |
| 07/11/1995 | US5431547 Liquid refrigerant pump |
| 07/11/1995 | US5431546 Apparatus for intermittent transfer of fluid having vapor trap seal and vapor escape means |
| 07/05/1995 | EP0660904A1 Centrifugal pump. |
| 06/29/1995 | WO1995017235A1 Apparatus and process for pumping and separating a mixture of gas and liquid |
| 06/21/1995 | CN2201498Y Single screw pump for transport of thick oil |
| 06/21/1995 | CN1103933A Abrasive resistance sand pump sleeve and the mfg. method |
| 06/20/1995 | US5425618 Multistage pump provided with modular internal components made of wearproof materials |
| 06/14/1995 | DE4341822A1 Cleaner and circulator for cutting machinery coolant and other fluids |
| 06/08/1995 | WO1995015439A1 A device in a vacuum pump |
| 06/07/1995 | CN2200066Y Submersible pump for handling industrial slurry |
| 06/06/1995 | CA2089077C System for simultaneously degassing and pumping a liquid |
| 05/31/1995 | EP0490908B1 Sheet metal pump casing |
| 05/31/1995 | CN2199337Y Steel-plastics composite mechanical sealed diluted acid pump |
| 05/17/1995 | EP0653564A1 Non-clogging centrifugal pump |
| 05/17/1995 | CN2197488Y Vertical mud pump |
| 05/10/1995 | EP0340236B1 Improved pump construction |
| 05/09/1995 | US5413462 Mechanical power transmission system having improved lubricant circulation apparatus |
| 05/09/1995 | US5413460 Centrifugal pump for pumping fiber suspensions |
| 05/03/1995 | EP0651163A1 Flow guiding apparatus for centrifugal pumps |