| Patents for F04B 41 - Pumping installations or systems specially adapted for elastic fluids (2,502) |
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| 12/05/2013 | WO2012096938A3 Compressor and/or expander device |
| 12/04/2013 | CN203321788U Composite screw-type and piston-type medium-high pressure air compressor |
| 12/04/2013 | CN103423133A 风扇 Fan |
| 12/04/2013 | CN103423132A 风扇 Fan |
| 12/04/2013 | CN103423124A Solar air compressor energy-storing system |
| 11/27/2013 | CN203309516U Air compression station system for producing organic silicone sealant |
| 11/27/2013 | CN203308685U Combined oil-free air compressor |
| 11/27/2013 | CN203308684U Ethylene epoxide output pump |
| 11/27/2013 | CN203307264U Air compression device for producing organic-silicon-modified polyurethane |
| 11/27/2013 | CN103410711A Blade-free fan |
| 11/27/2013 | CN103410698A Braking energy recovery and auxiliary starting device of high-speed rotation shaft |
| 11/27/2013 | CN103410650A Energy storage generator |
| 11/20/2013 | EP1857678B1 Air compressor and process management data collecting system |
| 11/20/2013 | CN203297096U One-side oil-free vortex fluid mechanical device |
| 11/20/2013 | CN203297071U Hidden blade type fan of improved structure |
| 11/14/2013 | WO2013168551A1 Cooling device and heating/cooling device |
| 11/13/2013 | CN203285651U Controllable air inflating and exhausting device of hollow glass |
| 11/13/2013 | CN203285650U Fan assembly |
| 11/13/2013 | CN203285649U Fan |
| 11/13/2013 | CN203285648U Fan |
| 11/13/2013 | CN203285644U Vacuum air extractor set for transformer |
| 11/13/2013 | CN103388575A Energy saving protection device of pneumatic clutch for heavy-load vehicle air compressor |
| 11/13/2013 | CN102016310B Compressor apparatus |
| 11/07/2013 | US20130294943 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 11/06/2013 | CN203273286U Air storage tank of air compressor |
| 11/06/2013 | CN203272265U Fan assemblies and nozzle for same |
| 11/06/2013 | CN203272078U Fan and nozzle for fan |
| 11/06/2013 | CN203272077U Fan |
| 11/06/2013 | CN203272076U Fan |
| 11/06/2013 | CN203272075U 风扇 Fan |
| 11/06/2013 | CN203272074U Bladeless fan with composite charging mode |
| 11/06/2013 | CN203272073U Bladeless fan with lighting and heating functions |
| 11/06/2013 | CN203272072U 加湿装置 Humidifying device |
| 11/06/2013 | CN203272071U System with compressed air and heat storage media storing energy simultaneously |
| 11/06/2013 | CN203272053U Circulated metering pump with double cylinders |
| 10/31/2013 | US20130287593 Transmission fluid exchange machine |
| 10/31/2013 | DE202013104306U1 Trockenlaufender Kompressor zur Erzeugung von Druckluft Dry-running compressor for generating compressed air |
| 10/30/2013 | EP2655883A1 Valve device for controlling the air intake for a compressor of a vehicle, and compressor system and method for controlling a compressor system |
| 10/30/2013 | CN203257643U Air multiplication drive device |
| 10/30/2013 | CN203257642U Symmetrical balance piston-diaphragm type combined compressor set |
| 10/30/2013 | CN203257641U Air compressor parallel system |
| 10/30/2013 | CN203257640U Fan assembly |
| 10/30/2013 | CN203257541U Combined heat and power compressed air energy storage system |
| 10/30/2013 | CN103375447A Fan and base for fan |
| 10/30/2013 | CN103375446A Fan and base for fan |
| 10/30/2013 | CN103375445A Fan and rack for fan |
| 10/30/2013 | CN103375390A 风扇组件 Fan assembly |
| 10/29/2013 | US8568104 Fast set material proportioner |
| 10/23/2013 | CN203248337U 移动橇装式制冷剂压缩机装置 Mobile refrigerant compressor skid-mounted unit |
| 10/23/2013 | CN103362785A Automobile electric vacuum pump |
| 10/23/2013 | CN103362784A 风扇 Fan |
| 10/23/2013 | CN103362556A Air energy circulation power-driven generator |
| 10/23/2013 | CN103362555A Air energy circulation engine |
| 10/22/2013 | US8562308 Regenerative hydraulic lift system |
| 10/16/2013 | CN103352832A Protected type hydraulic piston pump |
| 10/16/2013 | CN103352831A Hybrid gas compressing system and thermo-power system applying same |
| 10/16/2013 | CN103352830A Compressed-air energy-storing power generation system adopting unsteady state compression process |
| 10/15/2013 | US8556593 Method of controlling counter-rotating axial-flow fan |
| 10/10/2013 | WO2013151014A1 Pump unit, respiratory assistance device |
| 10/09/2013 | CN203230560U Adjustable air-supply pipeline for air compressors |
| 10/09/2013 | CN203230559U Piston type air compressor provided with automatic draining device |
| 10/09/2013 | CN103343740A Energy saving and consumption reducing method and system for carbon dioxide compressor |
| 10/03/2013 | WO2013145576A1 Pump device |
| 10/02/2013 | DE102012105951A1 Pumpensystem zur Evakuierung von Gas aus einer Mehrzahl von Kammern sowie Verfahren zur Steuerung des Pumpensystems A pump system for evacuating gas from a plurality of chambers as well as procedures for control of the pump system |
| 09/25/2013 | CN103321880A Fan and airflow generating device used for same |
| 09/18/2013 | CN203201770U Control device for vacuum set |
| 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 | CN103306946A 风扇组件 Fan assembly |
| 09/18/2013 | CN103306945A Humidifying apparatus |
| 09/18/2013 | CN103306944A Humidifying apparatus |
| 09/17/2013 | US8535026 Mechanical system for movement along a housing axis |
| 09/12/2013 | WO2013131911A1 Improved pumping unit and method for controlling such a pumping unit |
| 09/12/2013 | DE112011104357T5 Thermodynamisches System, das mir einer Vielzahl von Verdichtern ausgestattet ist Thermodynamic system, which is equipped me a plurality of compressors, |
| 09/11/2013 | CN203189245U Fan assembly |
| 09/11/2013 | CN103291594A Trend control method for gas supply of air compressor set |
| 09/11/2013 | CN103291589A Combined oil-free air compressor |
| 09/11/2013 | CN103291586A Vacuum furnace air-pumping system and air-pumping technology thereof |
| 09/11/2013 | CN103291455A Co-generation compressed air energy storage method and energy storage system |
| 09/11/2013 | CN102046971B Method and device for conveying compressed gas |
| 09/05/2013 | US20130230409 Environmental control system having parallel compressors and method of controllably operating |
| 09/04/2013 | CN203175812U Simple system for improving reliability of water ring vacuum pump in power plant |
| 09/04/2013 | CN203175811U Fan assembly |
| 09/04/2013 | CN203175810U 加湿装置 Humidifying device |
| 09/04/2013 | CN203175809U Humidification device |
| 09/04/2013 | CN203175808U Humidification device |
| 09/04/2013 | CN203175807U Turbocharging type air compressing device |
| 09/04/2013 | CN203175806U 真空发生系统 Vacuum generating system |
| 09/04/2013 | CN103282663A Automatic drain system to be employed in compressed air tank for pneumatic device |
| 09/04/2013 | CN103277287A Suction power unit for industrial vacuum sweeper |
| 09/03/2013 | US8523537 Integral plus proportional dual pump switching system |
| 09/03/2013 | US8522913 Transmission for a work machine with attached hydraulic fluid pump |
| 08/28/2013 | CN203161535U Compressor system |
| 08/28/2013 | CN203161498U Compression system |
| 08/28/2013 | CN203161497U Air compressor provided with filtering device at air outlet |
| 08/28/2013 | CN103270302A Valve device for controlling the air intake for a compressor of a vehicle, and compressor system and method for controlling a compressor system |
| 08/28/2013 | CN103267005A Reciprocating centrifugal compressor |
| 08/21/2013 | CN203146267U Novel air compressor |