| Patents for F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids (9,590) |
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| 03/31/2010 | CN201433925Y Fan speed control circuit |
| 03/31/2010 | CN201433922Y Intelligent ventilator |
| 03/31/2010 | CN201433919Y Temperature control electric fan |
| 03/31/2010 | CN201433918Y Temperature-sensing electric fan |
| 03/31/2010 | CN201433916Y Intelligent electric fan |
| 03/31/2010 | CN101685332A Cooling apparatus, electronic apparatus, and blower apparatus |
| 03/31/2010 | CN101684823A Controlling device, controlling method and computer for electrical equipment fan |
| 03/30/2010 | US7687017 Multi functional pump for pumping molten metal |
| 03/30/2010 | US7686567 Airfoil embodying mixed loading conventions |
| 03/25/2010 | WO2010031977A1 Turbomolecular pump with a flexible mount |
| 03/25/2010 | WO2010031499A1 Radial compressor, particularly for an exhaust gas turbocharger of an internal combustion engine |
| 03/25/2010 | US20100074725 Method for controlling a turpocompressor |
| 03/24/2010 | EP2165079A2 Pump with automatic deactivation mechanism |
| 03/24/2010 | CN201429311Y Energy-saving aerodynamic source system of lumber drying device |
| 03/24/2010 | CN201428637Y Electromagnetic exhaust fan louver controller |
| 03/24/2010 | CN201428636Y Fan frequency-changing control system of convection cooling device |
| 03/24/2010 | CN201428635Y Electric fan remote controller |
| 03/17/2010 | EP2163769A2 Compressor with variable-geometry ported shroud |
| 03/17/2010 | EP2163768A1 Fan control system and air conditioner having the same |
| 03/17/2010 | EP2162163A2 Measuring pressure |
| 03/17/2010 | CN201425709Y Remote control device of ceiling fan lamp |
| 03/17/2010 | CN201425032Y Frequency converting induced draft fan |
| 03/17/2010 | CN101675250A Fan control system and air conditioner having the same |
| 03/17/2010 | CN101672295A Energy-saving control device of frequency converter cabinet fan set and control method |
| 03/17/2010 | CN101672294A Fan module and system |
| 03/17/2010 | CN101672292A Alarmed fan module of temperature-control industrial personal computer |
| 03/11/2010 | WO2009156326A3 Method for identifying the load condition of a pump |
| 03/11/2010 | US20100061840 Compressor with variable-geometry ported shroud |
| 03/11/2010 | US20100058528 Apparatus for generating a current in a pool |
| 03/10/2010 | CN201420702Y Fixed fan temperature adjusting controller |
| 03/10/2010 | CN201420701Y Multi-shift capacitor speed regulator for ceiling fan |
| 03/10/2010 | CN201420694Y High-temperature endurable DC blower with large air volume |
| 03/10/2010 | CN101668953A Fan control system |
| 03/10/2010 | CN101666325A Flow control method of voluteless fan |
| 03/09/2010 | CA2352715C Fluid control system with autonomously controlled pump |
| 03/04/2010 | DE102008045651A1 Kreiselmotorpumpe mit Drehzahleinstellung A centrifugal pump with speed setting |
| 03/04/2010 | DE102008044856A1 Turbo fan for fixed wing aircraft, giving thrust by accelerating air at ambient temperatures, uses rotating cylinders fitted with vanes rolling at a tangent against each other |
| 03/03/2010 | EP2159427A2 Compact drive for compressor variable diffuser |
| 03/03/2010 | EP2158403A1 Fan having a printed circuit board |
| 03/03/2010 | CN201417213Y Air supply device of wind load resistant performance detection device for external thermal insulation system of building exterior wall |
| 03/03/2010 | CN201416561Y Radiator fan and power circuit pulse sampling and speed controlling circuit thereof |
| 03/03/2010 | CN201416560Y Controlled single section type heat radiating fan device |
| 03/03/2010 | CN201416558Y Section-controlled cooling fan device |
| 03/03/2010 | CN101663489A Compressor |
| 03/03/2010 | CN101660539A Method and device for controlling rotating speed of fan |
| 03/02/2010 | US7670104 Fan with laminar flow element in front of the suction hole |
| 02/25/2010 | WO2010020595A2 Gas turbine and method for the operation thereof |
| 02/25/2010 | US20100047080 Method of operating a pumping system |
| 02/24/2010 | EP2010777B1 Control apparatus and control method for internal combustion engine having centrifugal compressor |
| 02/24/2010 | CN201412378Y MCU control system circuit of new remote fan |
| 02/24/2010 | CN201412377Y Stepless speed regulation module for vehicle air conditioning fan |
| 02/24/2010 | CN201412366Y Magnetic-sensing intelligent health-care fan |
| 02/24/2010 | CN100591923C Fan rotating speed display device |
| 02/18/2010 | WO2010019475A2 Ceiling fans with low solidity ratio |
| 02/18/2010 | WO2010018607A1 A centrifugal fan |
| 02/18/2010 | DE10319557B4 Steuereinheit zur Drehzahlregelung mittels eines Regeltransistors einer Lüfteranordnung Controller for speed control by means of a control transistor of a fan assembly |
| 02/11/2010 | WO2010015847A1 Vacuum pump |
| 02/11/2010 | US20100034664 Sprinkler-compatible ceiling fans |
| 02/11/2010 | US20100034637 Fluid flow machine |
| 02/11/2010 | DE202009015339U1 Schaltungsmodul für Ventilatorsystem Circuit module for fan system |
| 02/11/2010 | DE102008036788A1 Ventilation method for vehicle, involves utilizing radiator and two ventilators in air flow of radiator, where another ventilator is switched on depending on temperature of air or power of ventilator |
| 02/10/2010 | EP2151582A2 Flow work machine |
| 02/10/2010 | CN201401355Y Sensing electric fan |
| 02/10/2010 | CN201401347Y Intelligent power saver of fan and water pump |
| 02/10/2010 | CN101644276A Device and method for driving DC fan |
| 02/10/2010 | CN101644275A Fan control method and device |
| 02/04/2010 | WO2010012560A2 Method and apparatus for treating a hydrocarbon stream and method of cooling a hydrocarbon stream |
| 02/04/2010 | WO2010012559A2 Method and apparatus for controlling a compressor and method of cooling a hydrocarbon stream |
| 02/04/2010 | US20100028164 Fan filter unit |
| 02/04/2010 | DE102008036305A1 Axial compressor operating method for compressing air for combustion in power train, involves determining instability of compressor from characteristics of compressor stage output in relation to time characteristics for rotor revolution |
| 02/03/2010 | CN201396303Y Intelligent radiator fan controller |
| 02/03/2010 | CN201396302Y Automobile cooling fan controller |
| 02/03/2010 | CN201396298Y Axial flow type pressure fan capable of deflecting automatically |
| 02/03/2010 | CN101639077A Fan control system and method thereof |
| 02/03/2010 | CN101639076A Method for monitoring axial flow fans |
| 02/02/2010 | US7654790 Wind turbine lightning connection means method and use hereof |
| 01/27/2010 | EP2148095A1 Fan control system |
| 01/27/2010 | EP2148044A2 A gas turbine engine compressor variable stator vane arrangement |
| 01/27/2010 | CN201393356Y Heat air exhaust automatic switch and alarm device of electric box |
| 01/27/2010 | CN201390572Y Negative pressure control device for induced draft motor of bobbin winder |
| 01/21/2010 | WO2010007224A1 Turbomachine compressor |
| 01/21/2010 | WO2009143820A3 Housing for a compressor of a gas turbine, compressor, and method for producing a housing segment of a compressor housing |
| 01/21/2010 | WO2009133308A3 Device for bleeding air from a turbomachine compressor |
| 01/21/2010 | DE102009026128A1 System und Verfahren zur Erfassung des Strömungsabrisses und Pumpens System and method for detecting the stall and surge |
| 01/21/2010 | CA2728740A1 Turbomachine compressor |
| 01/20/2010 | EP2145113A1 Method for controlling a turbocoinpressor |
| 01/20/2010 | CN201387546Y Sound insulation cover control circuit for blast furnace coal gas residual pressure recovery turbine power generation set |
| 01/20/2010 | CN201386680Y 风扇控制盒 Fan Control Box |
| 01/20/2010 | CN201386679Y Fan control device |
| 01/20/2010 | CN201386678Y Automatic switch and frequency-variation speed control device of coal-mine local fan |
| 01/20/2010 | CN201386673Y Air quality intellisense scavenger fan |
| 01/20/2010 | CN101629577A Fan control circuit |
| 01/14/2010 | WO2010003405A1 Turbo-machine |
| 01/14/2010 | US20100008755 Method of extending tubing life of a peristaltic pump |
| 01/14/2010 | US20100005799 Compressor |
| 01/13/2010 | EP2143956A2 Flow work machine with groove on a running gap of a blade end |
| 01/13/2010 | CN201382009Y Regulating device for differential guide vane of fan |
| 01/13/2010 | CN201382008Y Wind-speed gear control circuit of blast blower |
| 01/13/2010 | CN201382007Y Control circuit for stabilizing wind speed of blast blower |
| 01/13/2010 | CN201381998Y Fan with improved rotary speed control module and fan set comprising same |