| Patents for F04B 41 - Pumping installations or systems specially adapted for elastic fluids (2,502) |
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| 04/30/2014 | CN103758733A Large medium/high vacuum gas-bleeding unit and pumping process thereof |
| 04/30/2014 | CN103758732A Two-stage supercharging vehicle-mounted air compressor |
| 04/30/2014 | CN102518577B Vacuum-pumping system for multiple-dewar interlayer and vacuum-pumping method thereof |
| 04/23/2014 | CN103748362A Air compressor |
| 04/17/2014 | WO2014056133A1 Air compressor |
| 04/16/2014 | CN203548136U Air compressing unit |
| 04/16/2014 | CN203548135U V-shaped oil-free compressor |
| 04/16/2014 | CN103727013A Multi-stage vacuum pump |
| 04/16/2014 | CN103727012A Air compressor with linkage operation controlled |
| 04/16/2014 | CN103727011A Compressed air energy storage system |
| 04/16/2014 | CN103727010A Device for improving energy conversion efficiency of air compressor |
| 04/09/2014 | CN203532210U Near-wind type bladeless fan |
| 04/09/2014 | CN203532185U Coal bed gas compressor |
| 04/09/2014 | CN103711681A Bladeless waste-gas ventilation fan for factory building |
| 04/09/2014 | CN103711680A Hybrid power device and system and power output construction method adopting fuel and liquid gas |
| 04/03/2014 | US20140094727 Compression device pumping |
| 04/02/2014 | CN203516020U Double-pump vacuum pumping set |
| 04/02/2014 | CN203516019U Air compressor |
| 04/02/2014 | CN203515992U Refrigeration compressor |
| 04/02/2014 | CN203515670U Vibration type air engine system capable of compensating compressed air |
| 04/02/2014 | CN203515669U Air engine system capable of supplementing compressed air |
| 04/02/2014 | CN102374153B Screw-type and piston-type combined double-stage compressor set and intermediate container |
| 04/01/2014 | US8684031 Apparatus for conveying a waste stream |
| 03/26/2014 | EP2710263A1 Compressor device and cooling device fitted therewith and cooler unit fitted therewith |
| 03/26/2014 | CN203499962U In-series type medium-pressure large-displacement compressor unit of piston machine |
| 03/26/2014 | CN103671245A Impeller and fan with impeller |
| 03/26/2014 | CN103671244A Impeller and fan comprising same |
| 03/26/2014 | CN103671240A Impeller and fan with impeller |
| 03/26/2014 | CN103671040A Inner-impeller fan with multipurpose blast pipes |
| 03/25/2014 | US8678778 Flow-ducting unit with pump and fitting |
| 03/19/2014 | CN203488397U Mist spraying fan |
| 03/19/2014 | CN203488345U Air compressor |
| 03/19/2014 | CN203488333U Steam turbine vacuum-pumping system |
| 03/19/2014 | CN103644095A Compressed air energy storage method and device suitable for variable working condition operation |
| 03/13/2014 | WO2014039159A1 Refrigeration compressor feet mounting |
| 03/12/2014 | EP2706234A1 Air ducting shroud for cooling an air compressor pump and motor |
| 03/12/2014 | EP2706233A1 Compressor intake muffler and filter |
| 03/12/2014 | CN203476632U Portable automobile gas filling and cleaning device adopting gas and liquid |
| 03/12/2014 | CN103629167A Fan |
| 03/12/2014 | CN103629166A Fan and nozzle applied to same |
| 03/12/2014 | CN103629086A Fan |
| 03/12/2014 | CN103629085A Waste steam pressurizing and recovering equipment for thermal power plant |
| 03/12/2014 | CN103629084A Multistage gas transmission device |
| 03/05/2014 | CN203463269U Air compressor controller with networking function and air compressor system |
| 03/05/2014 | CN203463261U Energy-saving air compressor system of aluminum foil production line |
| 03/05/2014 | CN203463260U Top pressure air compression and storage device |
| 03/05/2014 | CN203463255U Vacuumization pump |
| 03/04/2014 | US8662863 System and method for modifying an automobile engine for use as a gas compressor |
| 02/27/2014 | WO2014029912A1 Pressure-increasing unit |
| 02/26/2014 | CN203453017U Air generating structure of air pump |
| 02/26/2014 | CN203453016U Double-air-cylinder structure of mute oil-free air compressor |
| 02/19/2014 | CN203441710U Electric vacuum pump for automobile |
| 02/19/2014 | CN203441709U Brazing sintering chamber vacuum-pumping system |
| 02/19/2014 | CN203441708U Gas turbine compressed air module device |
| 02/19/2014 | CN203441542U Air energy cycle power generator |
| 02/19/2014 | CN203441541U 空气能循环发动机 Air cycle engine |
| 02/12/2014 | CN203430750U Built-in belt air compressor |
| 02/12/2014 | CN103573696A Impeller and fan comprising same |
| 02/12/2014 | CN103573663A Dual-power multi-blowing-capacity electric fan with large and small fan impellers (holes) |
| 02/12/2014 | CN103573591A 风扇 Fan |
| 02/12/2014 | CN103573590A 风扇 Fan |
| 02/05/2014 | CN103551082A Automatic air inflation device |
| 01/29/2014 | CN203412717U Folding type multifunctional foot pump |
| 01/29/2014 | CN103541886A 风扇组件 Fan assembly |
| 01/23/2014 | US20140023537 Air Pump Cylinder |
| 01/22/2014 | CN103527450A Axial plunger variable pump |
| 01/22/2014 | CN103527443A Compressor capable of collecting waste gas |
| 01/14/2014 | US8628310 Fan system having improved availability and method for its operation |
| 01/08/2014 | CN203384013U Roots pump unit with air ejector |
| 01/08/2014 | CN203384012U Pneumatic clutch energy-saving protection device for overloaded vehicle air compressor |
| 01/08/2014 | CN101497247B Sealant bottle snap-in feature for vehicle temporary mobility kit |
| 01/07/2014 | CA2788984C High efficiency fluid pumping apparatus and method |
| 01/01/2014 | CN103486013A Air compressor controller with networking function and air compressor system thereof |
| 01/01/2014 | CN103486009A Close-draught bladeless fan |
| 01/01/2014 | CN103486008A Energy storage device and energy storage method |
| 01/01/2014 | CN103486002A Vacuumizing system of turbine |
| 12/31/2013 | US8616865 Chemical liquid feeding device |
| 12/31/2013 | US8616857 Oil pump unit with variable flow rate |
| 12/27/2013 | WO2013087713A3 Device and method for evacuating a chamber and purifying the gas extracted from said chamber |
| 12/25/2013 | CN203362463U Sucker type USB (universal serial bus) bladeless fan |
| 12/25/2013 | CN203362462U 压缩机系统 Compressor Systems |
| 12/25/2013 | CN203362461U Pressurizing system for shale gas |
| 12/25/2013 | CN103470480A Piston-compressor-tandem type medium-pressure large-displacement compressor unit |
| 12/19/2013 | DE102012105191A1 Protection device for use with air conditioner as retrofit kit in drive vehicle or airplane, has outlet device, which is closed by temperature-controlled valve, where temperature-resistant tank is fluidically connected to air conditioner |
| 12/18/2013 | EP2673506A1 Compressor circuit for a pneumatic control device of a vehicle |
| 12/18/2013 | CN203348052U Air compressor control system capable of uninterruptedly compressing air |
| 12/18/2013 | CN203348043U Efficient vacuum pumping device special for power plant |
| 12/18/2013 | CN203348042U Bladeless fan component |
| 12/18/2013 | CN203348041U Box cavity vacuumizing device and box aligning device |
| 12/18/2013 | CN203348040U Power station steam-driven air compressor system |
| 12/18/2013 | CN103452816A Bladeless fan structure |
| 12/18/2013 | CN103452815A Device and method for improving operating efficiency of air compressor by utilizing air pressure waste heat |
| 12/18/2013 | CN103452797A Energy storage device utilizing solar energy to prepare liquefied air |
| 12/17/2013 | US8608450 Compressed air manufacturing facility |
| 12/12/2013 | WO2013182608A1 Portable device for inflating a bicycle tire, particularly a tubeless tire |
| 12/11/2013 | CN103437981A Energy-saving bladeless fan |
| 12/11/2013 | CN103437980A Bladeless blower |
| 12/11/2013 | CN103437821A Air engine assembly capable of being replenished with compressed air |
| 12/11/2013 | CN103437820A Vibration type air engine assembly capable of being supplied with compressed air |
| 12/10/2013 | US8602742 Method and apparatus for regulating a charge air pressure of an internal combustion engine of a vehicle |