| Patents for F04B 49 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups (22,036) |
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| 09/17/2009 | US20090232663 Compressor-Expander Set Critical Speed Avoidance |
| 09/17/2009 | US20090232662 Method for estimating pump efficiency |
| 09/17/2009 | US20090230137 Cabinet for keeping bottles, in particular bottles of wine |
| 09/17/2009 | DE112007002693T5 Verfahren und System zum Steuern einer Maschinenleistung A method and system for controlling an engine power |
| 09/17/2009 | DE102008014539A1 Hydromechanisches System Hydro-Mechanical System |
| 09/17/2009 | DE102008013849A1 Steuergerät sowie dessen Verwendung Control unit and its use |
| 09/17/2009 | DE102005028201C5 Betätigungsaggregat Operating unit |
| 09/17/2009 | CA2717871A1 High capacity chiller compressor |
| 09/16/2009 | EP2100512A1 Method for controlling ground meat flow rates |
| 09/16/2009 | CN101532497A Oil-balancing system for double constant speed compressor of commercial air duct type air-conditioner |
| 09/16/2009 | CN101532487A Protective device for sealed compressor |
| 09/16/2009 | CN101532486A Hydraulic pump, oil pumping unit, oil pumping module and oil pumping system |
| 09/16/2009 | CN100540904C System for controlling compressor of cooling system and method for controlling the same |
| 09/16/2009 | CN100540897C Slurry pump comprising a transport capacity control system |
| 09/15/2009 | US7588422 Pump driving method and device therefor |
| 09/15/2009 | US7588046 Dosage control apparatus |
| 09/11/2009 | WO2009111265A1 Method and device for monitoring and controlling a hydraulic actuated process |
| 09/11/2009 | WO2009110498A1 Capacity control system for variable capacity compressor |
| 09/10/2009 | US20090226329 Condensate Pump |
| 09/10/2009 | US20090226328 Remote Data Monitor For Heart Pump System |
| 09/10/2009 | US20090223244 Swash plate type compressor |
| 09/10/2009 | US20090223215 Work machine, control system and method for controlling an engine in a work machine |
| 09/10/2009 | DE202005021721U1 Hochdruckpumpen-Steuereinheit High pressure pump controller |
| 09/10/2009 | DE202005021720U1 Hochdruckpumpen-Steuereinheit High pressure pump controller |
| 09/10/2009 | DE19946610B4 Kraftstoffeinspritzsystem und Kraftstoffhochdruckpumpe The fuel injection system and high-pressure fuel pump |
| 09/10/2009 | DE102009005373A1 Verfahren zum Betreiben einer Getriebezusatzpumpe A method of operating a transmission auxiliary pump |
| 09/10/2009 | DE102008012538A1 Hydraulic reciprocating engine for use as hydro pump or hydro motor, has multiple pistons and actuation pattern for actively operated valves are stored in electronic control device for different pump pressures and different flow rates |
| 09/09/2009 | EP2097643A1 Compressor |
| 09/09/2009 | EP1183172B2 Vehicle air braking systems |
| 09/09/2009 | CN201306269Y Pressure constant device controlled by frequency converter |
| 09/09/2009 | CN101527538A Water pump motor control device |
| 09/09/2009 | CN101526080A System and method for energy-saving control of compressor unit |
| 09/09/2009 | CN100538074C Method for optimizing M type compressor operation |
| 09/09/2009 | CN100538069C A linear motor, a linear compressor, a method of controlling a linear compressor, a cooling system, and a linear compressor controlling a system |
| 09/08/2009 | CA2525201C Plunger lift apparatus that includes one or more sensors |
| 09/08/2009 | CA2504319C Biological wastewater purification device |
| 09/03/2009 | WO2009004277A3 Control arrangement for water pump |
| 09/03/2009 | US20090220352 Method and Device for Monitoring and Controlling a Hydraulic Actuated Process |
| 09/03/2009 | US20090220350 Method and apparatus for controlling a hydraulic system of a work machine |
| 09/02/2009 | EP2096289A1 Control method of an electronic injection fuel feeding system |
| 09/02/2009 | EP2096288A1 Control method of an electronic injection fuel feeding system |
| 09/02/2009 | EP1735571B1 Temperature control for free-piston cryocooler with gas bearings |
| 09/02/2009 | CN201301799Y Emulsion pump protection device |
| 09/02/2009 | CN201301798Y Pressure regulating mechanism of high-pressure water pump |
| 09/02/2009 | CN201301797Y Controller for closed loop variable pump |
| 09/02/2009 | CN201301796Y Emulsion pump box automatic water compensating device |
| 09/02/2009 | CN201301795Y Emulsion pump two-loop pressure relief pipeline |
| 09/02/2009 | CN101523129A Refrigerant system with multi-speed pulse width modulated compressor |
| 09/02/2009 | CN101523051A Fluid system with pump activation device |
| 09/02/2009 | CN101520035A 流体输送装置 A fluid delivery device |
| 09/02/2009 | CN100535439C Mechanical automatic control hydraulic driving pumping unit |
| 09/02/2009 | CN100534395C Medical pump |
| 09/01/2009 | US7581935 Device and method for controlling a thick matter pump |
| 08/27/2009 | WO2006106891A8 Pressure accumulating apparatus |
| 08/27/2009 | US20090214360 Tilting plate type compressor |
| 08/27/2009 | US20090214359 Liquid pump for an internal combustion engine and device for heating liquid |
| 08/27/2009 | US20090214357 Variable speed drive for progressing cavity pumps |
| 08/27/2009 | US20090214356 Pump control valve |
| 08/27/2009 | US20090212730 Control System for A Controllable Permanent Magnet Machine |
| 08/27/2009 | US20090211652 Pump, in Particular Motor/Pump Unit for a Power Steering System of a Motor Vehicle |
| 08/27/2009 | US20090211643 Three dimensional micro-fluidic pumps and valves |
| 08/26/2009 | EP2093423A1 Clutchless swash plate compressor |
| 08/26/2009 | EP2093422A1 Method and system for metering a fluid |
| 08/26/2009 | EP2092196A2 System and method for operation of a pump |
| 08/26/2009 | CN201297246Y Diaphragm compressor with oil pressure protection device |
| 08/26/2009 | CN101517234A Piston cartridge |
| 08/26/2009 | CN101517233A Systems and methods for power ride-through in variable speed drives |
| 08/26/2009 | CN101517232A Hydraulic system for the supply of a hydraulic fluid to a consumer |
| 08/26/2009 | CN101517230A A digital hydraulic pump/motor torque modulation system and apparatus |
| 08/26/2009 | CN101514698A Intelligent energy saving control system of air compressor |
| 08/26/2009 | CN100533000C Temperature control for free-piston cryocooler with gas bearings |
| 08/26/2009 | CN100532839C Compressor capacity control valve and control method and application thereof |
| 08/26/2009 | CN100532838C Protection device for electric compressor |
| 08/25/2009 | US7578761 Hydraulic circuit control device |
| 08/25/2009 | US7578658 Control for integrating compressor-turbine-motor train with power grid |
| 08/25/2009 | US7578657 Enclosed pump switch level control system |
| 08/20/2009 | US20090210294 Air Compressor and Work Management Data Collection System |
| 08/20/2009 | US20090208348 Capacity varying device for scroll compressor |
| 08/20/2009 | US20090208347 Controlling apparatus for linear compressor |
| 08/20/2009 | US20090208346 System and method of controlling pump pressure |
| 08/20/2009 | US20090205348 control valve for a variable capacity compressor |
| 08/20/2009 | US20090205347 Variable Displacement Compressor With A Compensated Suction Shufoff Valve |
| 08/20/2009 | DE112007000153T5 Druckluftkompressor Air compressor |
| 08/19/2009 | EP2090779A1 Control valve for variable displacement compressor |
| 08/19/2009 | CN201292937Y Speed reducing and changing device for adjusting stroke frequency of pumping unit oil well |
| 08/19/2009 | CN201292936Y Mud pump intelligent controller of spiral digging machine |
| 08/19/2009 | CN201292935Y Brake device of oil pumping machine |
| 08/19/2009 | CN201292932Y Pneumatic micropump and microflow valve control device thereof |
| 08/19/2009 | CN201292929Y Air-blowing control device |
| 08/19/2009 | CN100529400C Torque control device of compressor and method thereof |
| 08/19/2009 | CN100529399C Linear compressor |
| 08/19/2009 | CN100529398C Running controller and method for reciprocating dynamic compressor |
| 08/18/2009 | US7575420 Vane pump |
| 08/18/2009 | US7575419 Fuel pump for an internal combustion engine |
| 08/13/2009 | WO2009099910A1 Service pack tandem pump |
| 08/13/2009 | WO2009099860A1 Service pack variable displacement pump |
| 08/13/2009 | WO2009097664A1 Lubricant delivery system for internal combustion engines |
| 08/13/2009 | WO2009053923A4 Method and pump management system for optimizing the energy consumption in a fluid transporting pipe system with pumps |
| 08/13/2009 | US20090202367 Tube occluder and method for occluding collapsible tubes |
| 08/13/2009 | US20090202365 Method for controlling pump of working machine |