| Patents for F04D 15 - Control, e.g. regulation, of pumps, pumping installations, or systems (4,967) |
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| 02/27/2011 | CA2713749A1 Device, computer program product and computer-implemented method for backspin detection in an electrical submersible pump assembly |
| 02/27/2011 | CA2713745A1 Device, computer program product and computer-implemented method for backspin detection in an electrical submersible pump assembly |
| 02/24/2011 | WO2010149316A3 Water attraction device |
| 02/24/2011 | US20110044823 Variable Speed Pumping System and Method |
| 02/23/2011 | EP2287469A1 Pump operated plumbing fixtures with overflow detection |
| 02/23/2011 | CN101979881A Detection method for controlling streamline size of impeller blade |
| 02/17/2011 | US20110036098 Self-regulating cooling water system for intercooled gas turbine engines |
| 02/17/2011 | DE19742500B4 Luftsaugende Kreiselpumpe mit Zusatzströmung Luftsaugende centrifugal pump with additional flow |
| 02/16/2011 | CN201747631U Intelligent constant pressure industrial water pump |
| 02/16/2011 | CN201747628U Submersible pump with pumping-off prevention device |
| 02/16/2011 | CN101975174A Variable displacement water pump |
| 02/16/2011 | CN101975170A Coarse pitch helical blade concrete conveying pump |
| 02/10/2011 | WO2011017667A2 Two chamber pumps and related methods |
| 02/10/2011 | WO2011017104A1 Level sensing controller and method |
| 02/10/2011 | DE102010026414A1 Magnetantriebs-Pumpe mit nicht-intrusivem Dampfdetektor Magnetic drive pump with non-intrusive vapor detector |
| 02/10/2011 | CA2767729A1 Level sensing controller and method |
| 02/09/2011 | CN201739194U Pressure testing device of double-suction pump |
| 02/03/2011 | WO2011012304A1 Control and control method for protecting electric water pumps that can be turned on manually |
| 02/03/2011 | WO2011011982A1 Canned motor pump for enclosed circulation system |
| 02/03/2011 | US20110027066 Method of controlling turbine equipment and turbine equipment |
| 02/03/2011 | DE102009036602A1 Controllable pump i.e. controllable coolant pump, for use in internal combustion engine of motor vehicle, has three spiral-shaped outlet channels from pump wheel at radial distance that is bent in circumferential direction |
| 02/02/2011 | EP2279351A1 Fluid energy machine |
| 02/02/2011 | CN201730832U Self-suction centrifugal pump |
| 02/02/2011 | CN101963156A Pipeline canned electric pump with dry-up automatic protection |
| 02/02/2011 | CN101963155A Magnetic shielding circulating electric pump for bathroom system |
| 01/27/2011 | US20110020111 Turbocharger |
| 01/26/2011 | EP2276990A2 Integrated fan drive system for air-cooled heat exchanger (ache) |
| 01/26/2011 | CN201723457U Lateral water inflow bidirectional washer water pump |
| 01/26/2011 | CN201723455U Water pump of bidirectional washing device for vehicle washing system |
| 01/26/2011 | CN101956715A Non-intrusive vapor detector for magnetic device pump |
| 01/26/2011 | CN101956713A Vertical type slurry pump capable of adjusting impeller up and down |
| 01/26/2011 | CN101408228B Transmission device between working component and rotor of permanent magnetism synchronous electric machine |
| 01/25/2011 | US7874809 Water-lifting pump apparatus and method for controlling operation thereof |
| 01/25/2011 | US7874808 Variable speed pumping system and method |
| 01/25/2011 | CA2623365C Integrated pumping system for use in pumping a variety of fluids |
| 01/20/2011 | US20110014061 Fan array control system |
| 01/19/2011 | EP2274519A1 Controllable coolant pump and method for the control thereof |
| 01/19/2011 | CN101952600A Dynamic pump wheel for a pump and a pump device comprising a dynamic pump wheel |
| 01/19/2011 | CN101949386A Stability control device for centrifugal compressor |
| 01/13/2011 | WO2010117868A3 Dual duty compression machine |
| 01/13/2011 | WO2010094606A3 Device and method for conveying a liquid for medical purposes |
| 01/12/2011 | EP2273127A2 Method of controlling a pump and motor |
| 01/12/2011 | EP2273126A1 Check valve for automatic recirculation |
| 01/12/2011 | EP2273125A2 Variable speed pumping system and method |
| 01/12/2011 | CN201705685U Water pump protector |
| 01/12/2011 | CN101403395B Pressure-regulating device of high-pressure water pump |
| 01/12/2011 | CN101321956B Fluid compressor with aerostatic bearing, control system of a compressor with aerostatic bearing and method of controlling a compressor with aerostatic bearing |
| 01/06/2011 | WO2010127825A3 Fail-safe rotary actuator for a coolant circuit |
| 01/06/2011 | WO2010099426A3 Level sensor system |
| 01/05/2011 | EP2270335A2 Dynamic port for measuring reactor coolant pump bearing oil level |
| 01/05/2011 | EP2269670A1 Centrifugal fluid pump assembly |
| 01/05/2011 | DE102010025013A1 Controllable radial pump for conveying cooling medium for motor vehicle, has split ring feeder secured against rotation and directly mounted on shaft of impeller, and piston rod acting transverse to mechanical force deflecting element |
| 01/05/2011 | DE102009031309A1 Verfahren zur Förderung von Fluiden mit Kreiselpumpen Process for the production of fluids with centrifugal pumps |
| 01/05/2011 | DE10001047B4 Einrichtung zur Bestimmung der axialen Rotorposition bei hermetisch dichten Antrieben Means for determining the axial rotor position in hermetically sealed drives |
| 01/05/2011 | CN101598133B Water drawing height adjustable submerged pump and adjustment method |
| 01/04/2011 | US7861582 Flow rate estimation method of blood pump |
| 12/30/2010 | US20100329864 Placement of strain sensors in wind turbine blade |
| 12/30/2010 | CA2708798A1 Switch and float assembly for a pump |
| 12/29/2010 | WO2010151739A2 Compressor inlet guide vane control |
| 12/29/2010 | WO2010150379A1 Variable flow rate pump |
| 12/29/2010 | WO2010149408A1 Device for pumping blood in an extracorporeal circuit |
| 12/29/2010 | WO2010148623A1 Online switching method of high-pressure long-distance slurry pipeline transportation multi-stage pump station |
| 12/29/2010 | CN101929671A Steam apparatus and method for producing steam |
| 12/29/2010 | CN101586570B Overload protecting structure of mud pump |
| 12/28/2010 | US7857600 Pump controller system and method |
| 12/23/2010 | WO2010146609A1 Mechanical coolant pump, particularly for vehicles, and working method of the pump |
| 12/23/2010 | DE102009043556B3 Kreiselpumpenaggregat mit Schaltvorrichtung A centrifugal pump unit with switching device |
| 12/22/2010 | EP1929156B1 Submersible pump with integrated liquid level sensing and control system |
| 12/22/2010 | CN201679736U Relay and exhausting air discharge valve |
| 12/22/2010 | CN201679735U Automatic underground water pump switching device |
| 12/22/2010 | CN101925706A Water supply |
| 12/17/2010 | CA2707376A1 Device and method for gas lock detection in an electrical submersible pump assembly |
| 12/16/2010 | US20100316503 Pump unit |
| 12/15/2010 | EP2262073A2 Safety system and method for pump and motor |
| 12/15/2010 | CN201671845U Automatic air control valve for self priming centrifugal pump |
| 12/15/2010 | CN201671843U Large-scale vertical type planetary gear deceleration submersible pump |
| 12/15/2010 | CN101915243A Emptying device of cool fan submersible pump and control method |
| 12/15/2010 | CN101203678B Pump, method for operating the pump and pump station comprising the pump |
| 12/09/2010 | WO2010139416A1 Method for determining characteristic values, particularly of parameters, of a centrifugal pump aggregate driven by an electric motor and integrated in a system |
| 12/09/2010 | CA2707269A1 Method of controlling a pump and motor |
| 12/09/2010 | CA2707206A1 Safety system and method for pump and motor |
| 12/09/2010 | CA2707167A1 System and method for motor drive control pad and drive terminals |
| 12/08/2010 | EP2258949A1 Method for recording characteristic values, in particular values, in particular of parameters of a centrifugal pump powered by an electric motor integrated into an assembly |
| 12/08/2010 | CN101446281B Drainage device for coal bed gas well electric submersible centrifugal pump |
| 12/07/2010 | CA2594925C Pump control for formation testing |
| 12/02/2010 | US20100303640 Vacuum pump |
| 12/02/2010 | US20100300325 Railroad tunnel fan car |
| 12/01/2010 | EP2255093A1 Dynamic pump wheel for a pump and a pump device comprising a dynamic pump wheel |
| 12/01/2010 | CN201663573U Intelligent one-for-two water pump electricity saver |
| 11/30/2010 | US7841183 Method and apparatus for delivering a liquid |
| 11/25/2010 | WO2010134882A1 Tank arrangement adapted for a submersible pump |
| 11/25/2010 | WO2010133425A1 Method and device for determining an operating point of a work machine |
| 11/25/2010 | US20100296915 Information handling apparatus, control apparatus, and installation |
| 11/25/2010 | DE102009022107A1 Verfahren und Vorrichtung zur Betriebspunktbestimmung einer Arbeitsmaschine Method and apparatus for determining the operating point of a work machine |
| 11/24/2010 | EP1899609B1 A pump |
| 11/24/2010 | CN201650784U Remote control floating solar water pump |
| 11/24/2010 | CN201650779U Submersible pump for quickly transporting oil |
| 11/24/2010 | CN201650759U Solar water pump device |
| 11/23/2010 | CA2444811C Downhole torque-generating and generator combination apparatus |
| 11/18/2010 | DE102009048349B3 Coolant pump for internal combustion engine of large motor vehicle i.e. lorry, has replacement holes arranged around inner hole of back iron plate, and longitudinal grooves incorporated at back iron housing |