| 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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| 09/25/2013 | CN101836354B 往复式压缩机 Reciprocating Compressors |
| 09/25/2013 | CN101832255B Air compressor of water injection type |
| 09/25/2013 | CN101576069B Arrangement for dispensing color paste, apparatus and method |
| 09/24/2013 | US8543245 Systems and methods for specifying an operational parameter for a pumping system |
| 09/24/2013 | US8540498 Compressor-expander set critical speed avoidance |
| 09/24/2013 | US8540493 Pump control system and method |
| 09/24/2013 | US8540055 Oil supplying apparatus for vehicle |
| 09/24/2013 | CA2697577C Peristaltic pump and removable cassette therefor |
| 09/24/2013 | CA2573349C Controllable vacuum source |
| 09/20/2013 | CA2772462A1 Method, system, and device for displaying operating parameters of reciprocating oil well pumping apparatus |
| 09/19/2013 | US20130243608 Control device of high pressure pump |
| 09/19/2013 | US20130243607 Control method for a resonant linear compressor and an electronic control system for a resonant linear compressor applied to a cooling system |
| 09/19/2013 | US20130240083 System and method having control for solids pump |
| 09/19/2013 | DE102012204100A1 Fluidfördersystem und Verfahren zum Fördern eines Fluids Fluid delivery system and method for delivering a fluid |
| 09/18/2013 | EP2639454A1 System and method having control for solids pump |
| 09/18/2013 | EP2638293A2 Hydraulic drive circuit with parallel architectured accumulator |
| 09/18/2013 | EP2638292A1 Fluid working machine with valve actuation |
| 09/18/2013 | EP2637750A1 Control of the electric motors of a pump unit of a fire protection system |
| 09/18/2013 | CN203202060U Safety structure of chinlon metering pump rotating shaft |
| 09/18/2013 | CN203201771U Internal-control type electro-hydraulic variable axial plunger pump |
| 09/18/2013 | CN203201770U Control device for vacuum set |
| 09/18/2013 | CN203201741U Pump combination of movable type water injection system |
| 09/18/2013 | CN203199984U Non-negative pressure non-pollution liquid pressurization transfer device |
| 09/18/2013 | CN103306963A Frost crack prevention control system of water pump and control method of control system |
| 09/18/2013 | CN103306962A Protection method and detection circuit for freon shortage of compressor |
| 09/18/2013 | CN103306961A Magnetic drive pump protection device |
| 09/18/2013 | CN103306960A Energy-saving intelligent protection control system for heat exchanger of air compressor |
| 09/18/2013 | CN103306959A Power air compressor and control method thereof |
| 09/18/2013 | CN103306958A Running Method method of running of intelligent power-saving control system of air compression station |
| 09/18/2013 | CN103306957A Pneumatic booster pump embedded controller based on singlechip and control method |
| 09/18/2013 | CN103306956A Load control method for compressor |
| 09/18/2013 | CN103306955A Method for running reciprocating piston compressor |
| 09/18/2013 | CN103306950A Humidifying apparatus |
| 09/18/2013 | CN103306949A Humidifying apparatus |
| 09/18/2013 | CN103306948A Humidifying apparatus |
| 09/18/2013 | CN103306947A Humidifying apparatus |
| 09/18/2013 | CN103306945A Humidifying apparatus |
| 09/18/2013 | CN103306944A Humidifying apparatus |
| 09/18/2013 | CN103306936A Cryopump system, and method of operating the same, and compressor unit |
| 09/18/2013 | CN103306934A Carbon monoxide compressor |
| 09/18/2013 | CN103306332A Method for setting main pump flow of excavator |
| 09/18/2013 | CN102278300B Control system of air compressor cooling water pumps |
| 09/17/2013 | US8535020 Microfluidic pump and valve structures and fabrication methods |
| 09/17/2013 | US8535017 Hydraulic gravity ramp pump |
| 09/17/2013 | US8535016 High pressure pump control |
| 09/17/2013 | US8535015 Rinsing device and method for the operation thereof |
| 09/17/2013 | US8535014 System and method for explosion-proof pump |
| 09/14/2013 | CA2821820A1 Pressure sewer control system and method |
| 09/12/2013 | WO2013134223A1 Flow splitting in supercritical fluid chromatography systems |
| 09/12/2013 | WO2013133993A1 Compressor and controller with altitude compensation |
| 09/12/2013 | WO2013131178A1 Counterweighted pump jack with reversible motors |
| 09/12/2013 | US20130236331 Compressor and controller with altitude compensation |
| 09/12/2013 | US20130233165 Monitoring system for reciprocating pumps |
| 09/12/2013 | DE112011104357T5 Thermodynamisches System, das mir einer Vielzahl von Verdichtern ausgestattet ist Thermodynamic system, which is equipped me a plurality of compressors, |
| 09/12/2013 | DE10307507B4 Verfahren und System zum Feindosieren von Fluiden, die in einer Pumpeinrichtung injiziert werden Method and system for fine dispensing of fluids that are injected into a pumping device |
| 09/12/2013 | DE102013004051A1 Abnormalitätsdiagnosevorrichtung für eine elektrische Pumpe The abnormality diagnosis for an electric pump |
| 09/12/2013 | DE10191359B4 Medienpumpe Medium pump |
| 09/11/2013 | EP2635813A1 Gas compression system |
| 09/11/2013 | EP2635812A1 Method of controlling a hydraulic machine to reduce torque ripple and/or bearing side load |
| 09/11/2013 | CN203190401U Condensate system condensate pump power-saving operation controlling system |
| 09/11/2013 | CN203189255U Flow pressure controller for mini air compressor |
| 09/11/2013 | CN203189254U Control device for automatically supplementing liquid to oil-gas multiphase pump |
| 09/11/2013 | CN203189253U Agricultural water tower supercharged type water feeder |
| 09/11/2013 | CN203189252U Emergency operating box, pump truck electrical control system, emergency operating system and pump truck |
| 09/11/2013 | CN203189251U Control system of liquid infusing metering pump |
| 09/11/2013 | CN103299076A 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 |
| 09/11/2013 | CN103299075A 电动泵装置 Electric pump device |
| 09/11/2013 | CN103298564A Control valve for airless sprayer pressure adjustment |
| 09/11/2013 | CN103291597A 可调节的液压泵 Adjustable pump |
| 09/11/2013 | CN103291596A Compressor flow regulation system based on clearance regulation |
| 09/11/2013 | CN103291595A Improved device for overpressure protection system of high-pressure coal slurry pump |
| 09/11/2013 | CN103291594A Trend control method for gas supply of air compressor set |
| 09/11/2013 | CN103291593A Control method for photovoltaic water pump system |
| 09/11/2013 | CN103291592A Control method of output capacity of frequency-variable multi-coupled compressors |
| 09/11/2013 | CN103291589A Combined oil-free air compressor |
| 09/11/2013 | CN102220965B Electric control safety system for slurry pump |
| 09/11/2013 | CN102016326B High capacity chiller compressor |
| 09/11/2013 | CN101905042B Suction pump with air release valve |
| 09/10/2013 | US8532887 Hydraulic control apparatus |
| 09/10/2013 | US8529228 Sump pump cover |
| 09/10/2013 | US8529221 Method and system for fuel control in a gas turbine engine |
| 09/10/2013 | US8529220 High-pressure pump |
| 09/10/2013 | US8529219 Variable displacement compressor |
| 09/10/2013 | US8529215 Liquid hydrocarbon slug containing vapor recovery system |
| 09/10/2013 | US8529214 Variable speed progressing cavity pump system |
| 09/06/2013 | WO2013130536A1 Method of detecting and breaking gas locks in an electric submersible pump |
| 09/06/2013 | WO2013130497A1 Electric motor -driven pump |
| 09/06/2013 | WO2013130155A1 Start-stop retrofit systems and methods |
| 09/05/2013 | US20130230413 Method for controlling variable displacement pump |
| 09/05/2013 | US20130230410 Air Pump Having An Auto-Stop Control Device |
| 09/05/2013 | DE102012004302A1 Elektrohydraulisches System Electro-hydraulic system |
| 09/05/2013 | DE102004062665B4 Verfahren und Vorrichtung zur Betriebssteuerung eines Kolbenverdichters Method and apparatus for controlling the operation of a reciprocating compressor |
| 09/05/2013 | DE102004051320B4 Vorrichtung und Verfahren zur Betriebssteuerung eines Kolbenverdichters Apparatus and method for controlling the operation of a reciprocating compressor |
| 09/04/2013 | EP2634428A1 Electric device with a cooling device |
| 09/04/2013 | CN203176072U Digital hydraulic pressure station |
| 09/04/2013 | CN203175830U Urban railway system drainage detection device |
| 09/04/2013 | CN203175828U Instrument with current converter |
| 09/04/2013 | CN203175827U Instrument with device for preventing dry burning |
| 09/04/2013 | CN203175826U Reciprocating piston compressor air displacement adjusting device |
| 09/04/2013 | CN203175825U Air compressor control system |