| Patents for F04D 15 - Control, e.g. regulation, of pumps, pumping installations, or systems (4,967) |
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| 06/12/2013 | CN103147993A Mobile dual-purpose fire pump suitable for complex environment |
| 06/06/2013 | US20130142656 Body Cooling System |
| 06/05/2013 | CN202971224U Hydraulic power experimental apparatus for axial flow pump |
| 06/05/2013 | CN202971222U Intelligent sensing submersible pump |
| 06/05/2013 | CN103133357A Rechargeable battery powered utility pump with series centrifugal pump configuration |
| 06/04/2013 | US8456111 Linear drive for sliding doors or the like |
| 05/30/2013 | WO2013075855A2 Controllable coolant pump with an electro-hydraulic baffle plate adjustment |
| 05/29/2013 | DE102011087141A1 Pump e.g. coolant pump, for use in thermal management module of internal combustion engine of motor car to heat wax extension element, has wax extension element provided in sucking-in region of impeller to control capacity of pump |
| 05/29/2013 | CN202954994U Diving pump operation controller controlled by PLC (Programmable Logic Controller) |
| 05/29/2013 | CN202954993U Pipeline fluid acceleration control device |
| 05/29/2013 | CN202954985U Energy-saving pump with low-voltage variable frequency speed controller replacing high-voltage motor variable frequency speed controller |
| 05/29/2013 | CN202954984U Explosion-proof high-efficiency strong self-absorption device with explosion-proof water ring type vacuum pump |
| 05/29/2013 | CN103122862A 液体泄漏监测装置 Liquid leakage monitoring device |
| 05/28/2013 | CA2707376C Device and method for gas lock detection in an electrical submersible pump assembly |
| 05/23/2013 | WO2013041616A9 Pump unit |
| 05/23/2013 | US20130129475 Method for operating a pump |
| 05/22/2013 | EP2594802A1 Method for detecting the correct rotational direction of a centrifugal apparatus, and a centrifugal apparatus assembly |
| 05/22/2013 | CN202946410U Automatic speed regulating type thermodynamic cycle pump |
| 05/22/2013 | CN202946409U Hall brushless fuel pump |
| 05/22/2013 | CN103119302A Pumping system and method for controlling same |
| 05/22/2013 | CN103115001A Measurement testing device of external characteristics and internal flow of fused salt model pump |
| 05/21/2013 | US8444394 Pump controller system and method |
| 05/21/2013 | US8444393 Rod pump control system including parameter estimator |
| 05/16/2013 | WO2013070547A1 Compact turbomachine system with improved slug flow handling |
| 05/16/2013 | WO2013068016A1 Correcting speed of pumps |
| 05/16/2013 | DE102011086163A1 Controllable coolant pump for combustion engine, has clamping ring inserted into circulation groove of engaging socket for stepless positioning of guide plate between end positions so that ring is supported at inner wall of pump shaft |
| 05/15/2013 | EP2591236A1 Garden pump arrangement having a flow sensor |
| 05/15/2013 | CN202937465U Novel water pump blade regulating mechanism |
| 05/15/2013 | CN202937464U Automatic adjustment device for water outlet of flood drainage pump |
| 05/15/2013 | CN202937463U Self-sucking height test table for high-suction self-sucking pump |
| 05/15/2013 | CN103104509A Obtaining method of variable frequency water pump full working condition operating state |
| 05/15/2013 | CN103104508A Regulating system of closed loop pressure |
| 05/10/2013 | WO2013064857A1 Device for transmitting power through rotating magnetic fields |
| 05/10/2013 | WO2012062650A3 Pump unit |
| 05/10/2013 | WO2012062639A3 Electric motor |
| 05/08/2013 | EP2589813A1 Entrapment detection for variable speed pump system using load coefficient |
| 05/08/2013 | CN202926660U Device for calibrating and adjusting camera during PIV of centrifugal pump |
| 05/08/2013 | CN202926656U Full-automatic self-priming water pump |
| 05/08/2013 | CN103089660A Water pump with water shortage protection device |
| 05/08/2013 | CN103089659A Water pump with water shortage protection device |
| 05/08/2013 | CN103089658A Reversing and pole inversing device |
| 05/02/2013 | WO2013059925A1 Method and system for flow measurement |
| 05/02/2013 | WO2012095274A3 Method for operating a pump that is driven by an electric motor in a power-optimized manner in the event of low volumetric flow rates |
| 05/02/2013 | DE102012019715A1 Adjustable coolant pump for refrigeration circuit of combustion engine for vehicle, has guide portion that is displaced axially between wall portion and covering portion of impeller by control rod |
| 05/02/2013 | DE102011116957A1 Multiple Koaxialpumpe Multiple Koaxialpumpe |
| 05/02/2013 | CA2853172A1 Method and system for flow measurement |
| 05/01/2013 | CN103075369A Combined vertical-type submerged long-shaft pump |
| 05/01/2013 | CN103075352A Regulating device and regulating method for widening use range of pump |
| 05/01/2013 | CA2793482A1 Entrapment detection for variable speed pump system using load coefficient |
| 04/30/2013 | US8430652 Blood pump apparatus |
| 04/30/2013 | US8430156 Liquid loop with multiple pump assembly |
| 04/30/2013 | CA2708798C Switch and float assembly for a pump |
| 04/25/2013 | WO2013056856A1 Adjustable coolant pump |
| 04/25/2013 | WO2013056855A1 Adjustable coolant pump |
| 04/25/2013 | WO2012062637A3 Pump unit |
| 04/25/2013 | DE102011084861A1 Controllable coolant pump for cooling circuit of internal combustion engine for operation of motor vehicle, has impeller that is fixed at end of shaft, and has blade extending into suction chamber for conveying cold water |
| 04/25/2013 | DE102011084854A1 Regelbare Kühlmittelpumpe Controllable coolant pump |
| 04/25/2013 | DE102011084853A1 Regelbare Kühlmittelpumpe Controllable coolant pump |
| 04/24/2013 | EP2584109A1 Fill level sensor |
| 04/24/2013 | EP2582984A1 A turbomachine |
| 04/24/2013 | CN202900698U Oil-level display oil pointer of single-stage single-suction centrifugal pump |
| 04/24/2013 | CN202900690U Cooling pump of machine tool |
| 04/24/2013 | CN202900677U High-efficient anti-explosion pneumatic self-priming pump |
| 04/24/2013 | CN103069172A Domestic appliance having a liquid pump |
| 04/24/2013 | CN103069171A 离心泵 Centrifugal |
| 04/24/2013 | CN103062076A Method for calibrating performance curve of single water pump in urban water plant pump station |
| 04/24/2013 | CN103062075A Device and method for particle image velocimetry (PIV) error measurement and demarcation of centrifugal pump |
| 04/24/2013 | CN102022348B Water pump cavitation measuring method |
| 04/23/2013 | CA2618493C Bypass passage for fluid pump |
| 04/18/2013 | WO2013028440A3 Electric fuel pump tester and method |
| 04/17/2013 | EP2580479A1 Domestic appliance having a liquid pump |
| 04/17/2013 | CN202883494U Cooling water automatic control system used for chemical pump |
| 04/17/2013 | CN202883395U Monitoring device of multi-stage pump |
| 04/17/2013 | CN202883394U Water pump efficiency analysis device |
| 04/17/2013 | CN202883393U Centrifugal pump with overpressure protection device |
| 04/17/2013 | CN202883392U Variable-frequency delivery pump of sanding disperser |
| 04/17/2013 | CN202877028U Numerical control landscape fountain device |
| 04/17/2013 | CN103047151A Self-adaptive marine water-feeding pump rotating speed control system and implementation method thereof |
| 04/16/2013 | US8419364 Fan with an arrangement of detecting degradation of the bearings |
| 04/11/2013 | WO2013051290A1 Pump device and pump system |
| 04/11/2013 | WO2012154971A3 System and method to measure hydrocarbons produced from a well |
| 04/11/2013 | WO2012062636A3 Pump unit |
| 04/11/2013 | US20130089439 Delivery device having a connecting rod, and a method for controlling a delivery device having a connecting rod and at least one balance weight |
| 04/11/2013 | US20130089375 Construction machine with automatic fan rotational speed regulation |
| 04/10/2013 | CN202867271U Automatic submersible pump |
| 04/10/2013 | CN202867270U Pump body device used for water circulation of cooling tower and chemical industry terminal heat dissipation device |
| 04/10/2013 | CN202867260U Water amount monitoring water pump |
| 04/10/2013 | CN103032343A Flow adjustable water pump |
| 04/10/2013 | CN103032342A Method for predicting angle change performance of water pump |
| 04/10/2013 | CN103032341A Adjustable coolant pump with integrated pressure chamber |
| 04/10/2013 | CN103032340A Diagnostic system and method for a switchable water pump |
| 04/10/2013 | CN103032337A XBZ vehicle mounted fire pump skid |
| 04/04/2013 | WO2013045102A2 Method and system for monitoring the operational state of a pump |
| 04/04/2013 | DE102011083805A1 Regelbare Kühlmittelpumpe mit integriertem Druckraum Controllable coolant pump with integrated pressure chamber |
| 04/04/2013 | DE102011083801A1 Adjustable coolant pump for coolant circuit of internal combustion engine for operating motor vehicle, has pump housing with wet space, in which partially hollow shaft is mounted, at whose one end impeller is fixed |
| 04/03/2013 | EP2574793A2 Adjustable coolant pump with integrated pressure chamber |
| 04/03/2013 | CN202851391U Control device of centrifugal pump |
| 04/03/2013 | CN202851390U Balancing disk wear monitoring instrument for multistage centrifugal pump |
| 04/03/2013 | CN202851386U Immersible pump |
| 04/03/2013 | CN202851384U Novel submerged pump |