| Patents for F04C 29 - Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups (16,981) |
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| 01/01/2014 | CN102032191B Positioning fixing method, manufacture method for rotary compressor, and rotary compressor |
| 12/31/2013 | CA2737121C Compressor |
| 12/31/2013 | CA2725604C Rotary sliding vane compressor |
| 12/27/2013 | WO2013189931A2 Automotive volumetric vacuum pump |
| 12/25/2013 | EP2677173A1 Process for manufacturing casing, and vacuum pump |
| 12/25/2013 | EP2677118A1 Automotive volumetric vacuum pump |
| 12/25/2013 | CN203362525U Inlet air silencer of low-pressure oilless screw rod compressor |
| 12/25/2013 | CN203362524U Mounting structure of external thermistor used for rotary compressor |
| 12/25/2013 | CN203362523U Heat pump suitable for greenhouse |
| 12/25/2013 | CN203362520U Atmospheric drainage system with double-screw vacuum power machine body discharging steam laterally |
| 12/25/2013 | CN103477081A Process for manufacturing casing, and vacuum pump |
| 12/25/2013 | CN103477077A Scroll compression device and method for magnetizing scroll compression device |
| 12/25/2013 | CN103477076A Scroll refrigeration compressor |
| 12/25/2013 | CN103470511A Muffler device of Roots blower air exhaust port and manufacturing method of muffler device |
| 12/25/2013 | CN103470510A Roots blower sound-insulation cover |
| 12/25/2013 | CN103470509A Energy-saving compressor |
| 12/25/2013 | CN103470508A Roots blower oil tank oil injection device |
| 12/25/2013 | CN103470507A Roots blower oil tank automatic oil filling device allowing continuous oil filling |
| 12/25/2013 | CN103470506A Oil free air compressor |
| 12/25/2013 | CN103470505A Machine case of compressor |
| 12/25/2013 | CN103470502A 涡旋压缩机 Scroll Compressor |
| 12/25/2013 | CN103470501A Scroll compressor |
| 12/25/2013 | CN103470500A Scroll compressor |
| 12/25/2013 | CN102225640B Film for raising abrasion resistance of compressor slide plate and preparation method thereof |
| 12/25/2013 | CN102037245B Methods and systems for injecting liquid into screw compressor for noise suppression |
| 12/25/2013 | CN101839241B Two-stage rolling rotor compressor |
| 12/24/2013 | DE112012001535T5 Getränkezubereitungsvorrichtung mit Geräuschdämpfungseinrichtung Beverage preparation machine with silencing device |
| 12/24/2013 | DE10248448B4 Gaskompressor Gas compressor |
| 12/19/2013 | WO2013187181A1 Screw compressor |
| 12/19/2013 | WO2012080613A3 Scroll refrigeration compressor |
| 12/19/2013 | WO2011151554A3 Scroll refrigeration compressor |
| 12/19/2013 | DE102012011820A1 Dual shaft rotary positive displacement machine for conveying and compression of gases, forms cooling fluid exit of spindle rotor internal cooling in brush seal component so that spindle rotor wetted by fluid veil is possible |
| 12/18/2013 | EP2674571A2 Pump power unit with liquid-ring pump |
| 12/18/2013 | EP2673509A2 Lubricant control valve for a screw compressor |
| 12/18/2013 | CN203348089U Air pulsation attenuation structure of compressor, and compressor provided with air pulsation attenuation structure |
| 12/18/2013 | CN203348088U Recycle device of waste heat of air compressor |
| 12/18/2013 | CN203348087U Rotary compressor and rotor assembly thereof |
| 12/18/2013 | CN203348086U Rotary compressor |
| 12/18/2013 | CN203348085U Inner shaft seal of Roots vacuum pump |
| 12/18/2013 | CN203348081U Positive displacement pump assembly |
| 12/18/2013 | CN203348079U Oil associated gas vortex compressor |
| 12/18/2013 | CN103459852A Lubricant control valve for screw compressor |
| 12/18/2013 | CN103459851A 涡旋式压缩机 Scroll compressor |
| 12/18/2013 | CN103459849A 涡旋压缩装置 Scroll compression device |
| 12/18/2013 | CN103452855A Rotary compressor |
| 12/18/2013 | CN103452854A Rotary compressor |
| 12/18/2013 | CN103452853A Oil injection device of scroll air compressor |
| 12/18/2013 | CN103452852A Oil separating device of compressor and compressor comprising same |
| 12/18/2013 | CN103452851A Axial back pressure film for electric vehicle scroll compressor |
| 12/18/2013 | CN103452850A Device for preventing gas backflow of scroll air compressor |
| 12/18/2013 | CN103452849A Housing and turbo machinery having the same and compressor |
| 12/18/2013 | CN103452847A Rotary compressor and freezing circulating device with same |
| 12/18/2013 | CN103452845A Rotary compressor |
| 12/18/2013 | CN103452844A Rotary compressor |
| 12/18/2013 | CN103452843A Fixing assembly for rotation type dual-cylinder compressor pump body, fixing method and compressor |
| 12/18/2013 | CN103452842A Compressor |
| 12/18/2013 | CN103452841A Double-screw compressor |
| 12/18/2013 | CN101886628B Scroll compressor |
| 12/17/2013 | US8608465 Positive-displacement rotary pump having a positive-displacement auxiliary pumping system |
| 12/12/2013 | WO2013184388A1 Reducing sound level in a respiratory gas delivery system |
| 12/12/2013 | WO2013183609A1 Gas compressor |
| 12/12/2013 | WO2013183545A1 Gas compressor |
| 12/12/2013 | WO2013183436A1 Gas compressor |
| 12/12/2013 | WO2012167780A3 Rotor for a vane pump |
| 12/12/2013 | WO2012113049A8 Compressor cooling system using heat exchanger pre-condenser, and compressor provided from a cooling system |
| 12/12/2013 | US20130330214 Discharge silencer for a hermetically encapsulated refrigerant compressor |
| 12/12/2013 | DE19964598B4 Vakuumpumpe Vacuum pump |
| 12/11/2013 | EP2013480B1 Resonator arrangement in an acoustic muffler for a refrigeration compressor |
| 12/11/2013 | CN203335414U Rotary-type compressor |
| 12/11/2013 | CN203335413U High-energy-conservation centrifugal-type cooling system |
| 12/11/2013 | CN203335412U Air compressor combined cooling device |
| 12/11/2013 | CN203335411U Drainage plate and compressor utilizing same |
| 12/11/2013 | CN203335410U Bearing chamber for claw type dry vacuum pump |
| 12/11/2013 | CN203335409U End cover for vacuum pump |
| 12/11/2013 | CN203335408U Oil tank for claw type dry vacuum pump |
| 12/11/2013 | CN203335407U Single-cylinder two-stage compression pump body and compressor |
| 12/11/2013 | CN203335406U Convection all-cooling end cover structure for novel Roots pump |
| 12/11/2013 | CN203335405U Enhanced jacket all-cooling pump body for novel Roots pump |
| 12/11/2013 | CN203335401U Double-stage enthalpy-added rotor compressor, and air conditioner and heat-pump water heater with same |
| 12/11/2013 | CN203335399U Oil-free slip sheet type air compressor |
| 12/11/2013 | CN103443464A 涡旋压缩机 Scroll Compressor |
| 12/11/2013 | CN103443463A 涡旋压缩装置 Scroll compression device |
| 12/11/2013 | CN103443462A Method for assembling and manufacturing scroll compressor, and the scroll compressor |
| 12/11/2013 | CN103443460A Drive unit for submerged oil pump and pump |
| 12/11/2013 | CN103438005A Rotary compressor and muffler thereof |
| 12/11/2013 | CN103438004A Rotary compressor and bearing thereof as well as exhaust valve plate for bearing |
| 12/11/2013 | CN103438003A Rotary compressor and air cylinder thereof |
| 12/11/2013 | CN103438001A Rotary compressor and refrigeration circulating device provided with rotary compressor |
| 12/11/2013 | CN103437999A Rotary compressor and air conditioner with same |
| 12/11/2013 | CN103437998A Oil-free vortex air compressor |
| 12/11/2013 | CN101960146B Compressor having wire retainer |
| 12/11/2013 | CN101205916B Steam injection system of eddy compressor |
| 12/10/2013 | US8602064 Fluid passage closure system in compressor |
| 12/05/2013 | WO2013179677A1 Rotary compressor |
| 12/05/2013 | WO2013179658A1 Compressor |
| 12/05/2013 | US20130323105 Thrust plate for a horizontal scroll compressor and a horizontal scroll compressor having the same |
| 12/05/2013 | DE102013209666A1 Motorbetriebener kompressor The motor-driven compressor |
| 12/04/2013 | EP2669520A1 Electric compressor and assembly method therefor |
| 12/04/2013 | CN203321833U Scroll compressor with novel cooling device |
| 12/04/2013 | CN203321832U On-line cleaning system for lubricating oil of oil injection compressor |