| Patents for F04D 15 - Control, e.g. regulation, of pumps, pumping installations, or systems (4,967) |
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| 01/16/2001 | US6174146 Electric bilge pump assembly |
| 01/04/2001 | DE19929827A1 Adjustable centrifugal coolant pump for internal combustion engine, with slide valve in pump casing |
| 01/03/2001 | EP1065383A1 Sealless integral-motor pump with regenerative impeller disc |
| 01/03/2001 | EP1065381A1 Fluid machinery |
| 01/03/2001 | CN1060253C Rotary machine controller and control method thereof |
| 01/02/2001 | US6167965 Electrical submersible pump and methods for enhanced utilization of electrical submersible pumps in the completion and production of wellbores |
| 01/02/2001 | US6167724 Pump |
| 12/27/2000 | EP1063751A1 Pump unit |
| 12/20/2000 | EP1061258A1 Performance regulating device for fluid machinery |
| 12/13/2000 | CN2410450Y Automatic controlled submersible pump switch pressure tank |
| 12/12/2000 | US6160486 Service alarm monitor |
| 12/07/2000 | DE19934819C1 Three-way mixing valve for central heating circuit has axial displacement of pump wheel within valve housing used for controlling flow between entry and exit connections lying in different planes |
| 12/06/2000 | CN2409355Y Differential controller for hydraulic transmission horizontal helico-centrifuger |
| 11/29/2000 | CN1275257A Method for the starting and steady-state supply of a permanent-magnet synchronous motor particularly for driving hydraulic pump |
| 11/29/2000 | CN1274808A Two-way pump of gas boiler and its control circuit and method |
| 11/28/2000 | US6152689 Self-priming type cetrifugal pump |
| 11/22/2000 | EP1054506A2 Variable-speed motor drive controller for a pump-motor assembly |
| 11/22/2000 | EP1054218A1 Two-way pump for gas boiler, control circuit thereof, and control method thereof |
| 11/21/2000 | US6149390 Sump pump system and apparatus |
| 11/16/2000 | WO2000068032A1 Heating system, in particular for motor vehicles |
| 11/15/2000 | CN1273331A Working condition regulator of blade pump |
| 11/14/2000 | US6145332 Apparatus for protecting pumps against cavitation |
| 11/14/2000 | US6145296 Gas turbine engine having counter rotating turbines and a controller for controlling the load driven by one of the turbines |
| 11/09/2000 | DE19921421A1 Circulating pump with integral temperature control valve, suitable for cooling / heating control in internal combustion engine vehicle |
| 11/09/2000 | DE10006396A1 Heizsystem, insbesondere für Kraftfahrzeuge Heating system, in particular for motor vehicles |
| 11/07/2000 | US6142752 Centrifugal fluid pump assembly |
| 11/07/2000 | CA2058532C Mineral processing screen separator |
| 11/01/2000 | CN2403922Y Automatic controller for mine pumping |
| 10/31/2000 | US6139281 Sump pump alarm system utilizing a doorbell chime |
| 10/26/2000 | WO2000064031A1 Rotor device |
| 10/26/2000 | WO2000064030A1 Device for delivering single-phase or multiphase fluids without altering the properties thereof |
| 10/25/2000 | CN2402846Y Frequency-changing device for electric submersible pump |
| 10/24/2000 | US6134905 Evaporative cooler pump apparatus |
| 10/19/2000 | DE19916551A1 Kühlmitttelpumpe Kühlmitttelpumpe |
| 10/18/2000 | EP1045149A2 Coolant pump |
| 10/17/2000 | US6132136 Drainage water pumping station and method for operating the same |
| 10/12/2000 | WO2000060240A1 Device for the temperature-dependent joining of components |
| 10/12/2000 | WO2000060239A2 Load sharing valve and system for operating centrifugal pumps in parallel |
| 10/11/2000 | EP1042611A2 Pump and controller system and method |
| 10/05/2000 | DE19914440A1 Thermo-controlled automotive engine water cooling pump control dispenses with electrical systems |
| 10/05/2000 | DE19914063A1 Feed device for fuel, with electronically commutated electric motor in electric fuel pump |
| 10/03/2000 | US6126409 Integral housing unit having a lockdown check valve and a pressure relief valve for a submersible pump and method of assembling the same |
| 10/03/2000 | US6126392 Integral pump/orifice plate for improved flow measurement in a centrifugal pump |
| 09/28/2000 | WO2000057063A1 Apparatus and method for controlling a pump system |
| 09/28/2000 | WO2000057059A1 Safety control system of a hydraulic circuit |
| 09/28/2000 | CA2366368A1 Apparatus and method for controlling a pump system |
| 09/21/2000 | WO2000055477A1 Device and method for detecting bearing overheating in turbine pump systems |
| 09/20/2000 | EP1036277A1 Pump arrangement for liquid tanks |
| 09/13/2000 | EP1035328A1 Submersible motor pump set with integrated start-up circuit |
| 09/06/2000 | CN2395067Y Pressure switch for water pump |
| 09/05/2000 | US6112706 Cooling system for motor vehicles |
| 08/30/2000 | EP1031314A2 Water leading household appliance in particular household dishwasher |
| 08/29/2000 | US6112254 Method of detecting characteristics of liquids in pipes and pump controlling |
| 08/24/2000 | DE19907076A1 Wasserführendes Haushaltgerät, insbesondere Haushalt-Geschirrspülmaschine Water-conducting domestic appliance, particularly domestic dishwasher |
| 08/23/2000 | CN1263997A Device for regulating pumping capacity for vertical axis centrifugal pump |
| 08/22/2000 | US6107794 Monitoring system for detecting axial and radial movement of a rotating body independent of rotational position |
| 08/15/2000 | US6102618 Large-depth underground drainage facility and method of running same |
| 07/25/2000 | US6092994 Liquid delivery device, method of controlling such liquid delivery device, and liquid delivery pump |
| 07/20/2000 | WO2000017521A3 Pump and controller system and method |
| 07/20/2000 | DE19960893A1 Device for regulating delivery of circulating pumps includes deflection plate in part of inflow cross-section above sluice to divert fluid in opposite direction in event of full flow |
| 07/20/2000 | DE19901123A1 Controllable radial pump, especially for supplying coolant for car has adjuster connected with sleeve which can be slid over pump blades in axial direction |
| 07/19/2000 | EP1020020A1 Method for the starting and steady-state supply of a permanent-magnet synchronous motor particularly for driving a hydraulic pump |
| 07/13/2000 | WO2000020738A3 Gas turbine engine |
| 07/11/2000 | US6086331 Safety pumping system for hazardous environments using pressurized gas in a plurality of chambers |
| 07/04/2000 | US6082974 Liquid-cooled compact motor pump |
| 06/28/2000 | EP1013936A1 Check-valve for self-priming pump |
| 06/28/2000 | EP1012477A1 Bearing and seal-free blood pump |
| 06/28/2000 | CN2385114Y Swing included angle regulator for electric fan |
| 06/21/2000 | DE19958064A1 Regenerative pump with housing having fluid inlet and outlet has impeller rotatably located in housing with first grooves formed on at least one side |
| 06/14/2000 | CN2382865Y Electronic automatic controller for water pump |
| 06/13/2000 | US6074180 Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method |
| 06/13/2000 | US6074167 Variable geometry centrifugal pump |
| 06/08/2000 | DE19855845A1 Selbstansaugendes Motorpumpenaggregat Self-priming motor pump unit |
| 06/07/2000 | EP1006282A2 Selfpriming motorpump assembly |
| 06/06/2000 | US6070760 Variable speed pump-motor assembly for fuel dispensing system |
| 05/11/2000 | DE19851343A1 Kreiselpumpe mit Absperrklappe Centrifugal pump with butterfly valve |
| 05/10/2000 | EP0999366A1 Centrifugal pump with shutoff valve |
| 05/10/2000 | CN1252855A Fluid machinery |
| 04/27/2000 | DE19847128A1 Signal transmission and evaluation method for circulation pumps in central heating systems involves transferring control signals via flow in water pipes to control unit for circulation pumps. |
| 04/25/2000 | US6053702 Portable water pump having a pressure control circuit with a bypass conduit |
| 04/20/2000 | DE19923349A1 Flüssigkeitspumpenanordnung, insbesondere für die Verwendung in Haus und/oder Garten Fluid pump assembly, particularly for use in the home and / or garden |
| 04/13/2000 | WO2000020738A2 Gas turbine engine |
| 04/13/2000 | DE19923357A1 Flüssigkeitspumpenanordnung, insbesondere für die Verwendung in Haus und/oder Garten Fluid pump assembly, particularly for use in the home and / or garden |
| 04/13/2000 | DE19923351A1 Flüssigkeitspumpenanordnung, insbesondere für die Verwendung in Haus und/oder Garten Fluid pump assembly, particularly for use in the home and / or garden |
| 04/13/2000 | DE19923350A1 Flüssigkeitspumpenanordnung, insbesondere für die Verwendung in Haus und/oder Garten Fluid pump assembly, particularly for use in the home and / or garden |
| 04/13/2000 | CA2345312A1 Gas turbine engine |
| 04/12/2000 | EP0992685A2 Electronic flow control of a household pump |
| 04/11/2000 | US6048177 Output regulation with load sensing |
| 04/04/2000 | US6045332 Control system for multi-pump operation |
| 03/30/2000 | WO2000017521A2 Pump and controller system and method |
| 03/30/2000 | CA2311300A1 Pump and controller system and method |
| 03/29/2000 | CN2371378Y Water flow controlling switch for pipeline pump |
| 03/22/2000 | EP0987442A1 Pumping station with timer |
| 03/21/2000 | CA2049419C Valve device for automatic circulation in waste water pump station |
| 03/15/2000 | EP0842420B1 Method of detecting characteristics of liquids in pipes and pump controlling |
| 03/15/2000 | CN2369012Y Accentric water pump |
| 03/09/2000 | DE19842565A1 Pump arrangement for pressure regulation with PID regulator, having microprocessor system which calculates conduct of regulation path, and determines and sets derived parameters of regulator |
| 03/08/2000 | EP0984165A2 Pump |
| 03/07/2000 | US6033187 Method for controlling slurry pump performance to increase system operational stability |
| 03/01/2000 | CN1245872A Electronic automatic controller for water pump |