| Patents for F04D 15 - Control, e.g. regulation, of pumps, pumping installations, or systems (4,967) |
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| 12/03/2008 | CN201159844Y Low temperature pump control box |
| 12/03/2008 | CN100439707C A pumping system |
| 12/01/2008 | CA2591395A1 Method of automated oil well pump control and an automated well pump control system |
| 11/27/2008 | WO2008141728A1 Device and method for monitoring a cleaning and/or aeration system |
| 11/27/2008 | DE102007024799A1 Gewerbliche Geschirrspülmaschine Commercial dishwasher |
| 11/27/2008 | DE102007023858A1 Coolant pump for cooling circuit of internal combustion engine, has flow-limiting valve that is spherical valve provided with cage in which gravity- and flow rate-dependant ball is arranged |
| 11/27/2008 | DE102007022189A1 Pulley driven, controllable coolant pump for internal combustion engine of motor vehicle, has transmitter with end including actuating and working pistons at hydraulic pipe, where working piston operates in operating medium provided in pipe |
| 11/26/2008 | EP1995462A2 Control algorithm of variable speed pumping system |
| 11/26/2008 | CN201155464Y Water cooled heat radiator pump |
| 11/26/2008 | CN201155450Y Auto-switch for pump |
| 11/26/2008 | CN101311544A Tide bidirectional pumped storage |
| 11/25/2008 | US7454985 Method and device for determining the hydraulic flow rate in a pump driven by a synchronous electric motor |
| 11/20/2008 | WO2008138520A1 Device and method for fault monitoring |
| 11/19/2008 | EP1629204B1 Pressure relief arrangement for a pump |
| 11/19/2008 | CN201152264Y Electronic automatic water regulator |
| 11/13/2008 | DE102007022348A1 Einrichtung und Verfahren zur Störungsüberwachung Apparatus and method for fault monitoring |
| 11/06/2008 | WO2008131846A1 Delivery pump |
| 11/06/2008 | US20080275290 Implantable heart assist system and method of applying same |
| 11/05/2008 | EP1987253A1 An industrial process efficiency method and system |
| 11/05/2008 | CN201144852Y Automatic water-supply apparatus of dredge pump |
| 11/05/2008 | CN201144832Y Automatic control device of diversion device for fire-fighting truck |
| 11/05/2008 | CN201144831Y Coal bed gas well electric submersible centrifugal pump discharging and extracting device |
| 11/05/2008 | CN201144830Y Alternating current permanent magnetism synchronous orienting startup diving pump |
| 11/05/2008 | CN201144826Y Vertical type high-efficiency and energy-saving corrosion-resisting pump |
| 11/05/2008 | CN100430604C Fluid draining pump device |
| 10/30/2008 | DE102007020218A1 Förderpumpe Feed pump |
| 10/29/2008 | CN101294575A Intelligent temperature-controlling water supply system of water pump |
| 10/23/2008 | WO2008101687A3 Pump unit |
| 10/23/2008 | US20080260540 Pump controller system and method |
| 10/22/2008 | EP1718868B1 A pumping system |
| 10/22/2008 | CN100427767C Pressure relief arrangement for a pump |
| 10/16/2008 | WO2008124568A1 Systems and methods for reducing pump downtime by determining rotation speed using a variable speed drive |
| 10/15/2008 | CN201133373Y All-adjusting axial flow pump |
| 10/15/2008 | CN201133358Y Submerged pump automatic protection module |
| 10/15/2008 | CN101285474A Miniflow valve |
| 10/09/2008 | WO2008119932A1 Sewage pump blockage detection |
| 10/09/2008 | WO2008119466A1 Fluid pump having an operating part designed as a remote control module |
| 10/08/2008 | EP1247986B1 Method for calculating characteristic curve of centrifugal fluid machine by computer |
| 10/08/2008 | CN201129303Y Constant temperature type control water-heating pump |
| 10/08/2008 | CN101280784A Modified type water pump control valve |
| 10/08/2008 | CN101280783A Multipurpose intelligent water pump controller |
| 10/07/2008 | CA2507409C Variable geometry diffuser mechanism |
| 10/02/2008 | WO2008116538A1 Method for the detection of errors in pump units |
| 10/02/2008 | US20080240931 Method for Determining Faults During the Operation of a Pump Unit |
| 10/02/2008 | DE102008015707A1 Wasserpumpe und Verfahren zu ihrer Steuerung Water Pump and methods of control |
| 10/01/2008 | EP1975416A2 Shower flow simulator |
| 10/01/2008 | CN201125870Y Slag pumping machine |
| 10/01/2008 | CN101275572A Water pump controller |
| 10/01/2008 | CN101275571A Submersible pumping system |
| 09/25/2008 | DE102007004187B4 Regelbare Kühlmittelpumpe Controllable coolant pump |
| 09/24/2008 | EP1972793A1 Method for detecting faults in pumping units |
| 09/24/2008 | EP1972792A2 Submersible pump assembly |
| 09/24/2008 | CN201121597Y Automatic pumping control device |
| 09/24/2008 | CN201121594Y Electric-controlled double-water outlet washing pump |
| 09/24/2008 | CN101270755A Timing and switching method for controlling water pump fan parallel-connection energy-saving operation |
| 09/23/2008 | CA2380278C Mixing valve |
| 09/18/2008 | DE102007017445B3 Flüssigkeitspumpe Liquid pump |
| 09/18/2008 | DE102007012855A1 Tauchpumpenanordnung Submersible pump assembly |
| 09/10/2008 | CN101260890A Automatic pumping water flushing control circuit for recharging well |
| 09/09/2008 | US7422414 Inlet guide vane control device of gas turbine |
| 09/04/2008 | US20080213101 Shower Wast Pump Control |
| 09/04/2008 | US20080213093 Impeller for Pumps |
| 09/03/2008 | EP1963680A1 Speed-regulating unit in a fluid-cooled configuration |
| 09/03/2008 | EP1963637A1 Controllable coolant pump |
| 08/28/2008 | WO2008101687A2 Pump unit |
| 08/27/2008 | EP1961963A2 Level-dependent pump control |
| 08/27/2008 | CN201107665Y 水泵无线自动控制系统 Pump wireless automatic control system |
| 08/27/2008 | CN101251115A Autonomous decentralized system for n-multiple system of water feeding apparatus |
| 08/26/2008 | US7416381 Impeller for fuel pumps |
| 08/26/2008 | US7416380 Pressure relief arrangement for a pump |
| 08/21/2008 | DE102007008692A1 Level-dependent pump control device for sewage lifting installation in residential building, has sensors for detecting liquid levels, where device adjusts switching off levels of pumps based on inflow amount of liquid received by tank |
| 08/21/2008 | DE10142525B4 Umwälzpumpe mit integrierter Spülwasser-Heizungseinrichtung und einem Temperatur-Sicherheitsschalter Circulating pump with integrated rinsing water heating device and a temperature safety switch |
| 08/20/2008 | EP1959144A2 An electric shower-waste pump and control unit |
| 08/20/2008 | EP1959141A2 Improvements in water supply systems |
| 08/20/2008 | CN201103555Y Intelligent electricity economizer of fan water pump |
| 08/20/2008 | CN201103551Y Controller for pump-controlled pump pressure flow adjustable automatic water injector |
| 08/20/2008 | CN201103547Y Pump |
| 08/20/2008 | CN201103546Y High-efficiency photovoltaic water pump system |
| 08/20/2008 | CN101246807A Wet method etching device |
| 08/19/2008 | CA2359458C Integrated pumping system for use in pumping a variety of fluids |
| 08/14/2008 | WO2008096731A1 Pump |
| 08/14/2008 | WO2008096103A1 Shower apparatus for preventing flooding of a shower floor area |
| 08/13/2008 | EP1956246A2 Improvement of mobile fire-fighting devices equipped with manual and automatic control means |
| 08/13/2008 | CN201100711Y Circulation water device for home water heater |
| 08/13/2008 | CN201100244Y Automatic pumping switch device for control water well diving pump |
| 08/13/2008 | CN100410542C Dual control automatic water injection method for pump control and pump pressure flow |
| 08/07/2008 | WO2008094501A1 Seal chamber conditioning valve for a rotodynamic pump |
| 08/06/2008 | EP1952028A1 Fluid compressor with aerostatic bearing, control system of a compressor with aerostatic bearing and method of controlling a compressor with aerostatic bearing |
| 08/06/2008 | EP1386387B1 Downhole torque generator |
| 08/06/2008 | CN100408982C Method and device for determining the hydraulic flow rate in a pump |
| 08/05/2008 | US7407371 Centrifugal multistage pump |
| 07/31/2008 | US20080181789 Pump controller system and method |
| 07/31/2008 | US20080181787 Pump controller system and method |
| 07/31/2008 | US20080181785 Pump controller system and method |
| 07/31/2008 | DE102007004187A1 Regelbare Kühlmittelpumpe Controllable coolant pump |
| 07/30/2008 | CN201092964Y Secondary timing exhaustion water pump |
| 07/29/2008 | US7406398 System and method for determining pump underperformance |
| 07/23/2008 | CN201090453Y Water pump vehicle for discharging flood and rushing to settle emergency |
| 07/23/2008 | CN201090448Y Quantification adding pump of three-phase foam blowing agent |
| 07/23/2008 | CN201090420Y Auto-put-in circuit of high and low voltage thin oil station stand-by pump |