| 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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| 10/02/2013 | CN103334930A Vortex flute profile line structure of vortex compressor |
| 10/02/2013 | CN103334927A Semi-closed oil injection screw supercharger |
| 10/02/2013 | CN103334925A Cooling-type steering pump |
| 09/26/2013 | WO2013142719A1 Scroll compressor with captured thrust washer |
| 09/26/2013 | WO2013142715A1 Scroll compressor counterweight with axially distributed mass |
| 09/26/2013 | WO2013142710A1 Offset electrical terminal box with angled studs |
| 09/26/2013 | WO2013142709A1 Compressor baseplate with stiffening ribs for increased oil volume and rail mounting without spacers |
| 09/26/2013 | WO2013142703A1 Crankshaft with aligned drive and counterweight locating features |
| 09/26/2013 | WO2013142696A1 Scroll compressor with slider block |
| 09/26/2013 | WO2013142689A1 Piloted scroll compressor |
| 09/26/2013 | WO2013142502A1 Press-fit bearing housing with non-cylindrical diameter |
| 09/26/2013 | WO2013142499A1 Suction duct with stabilizing ribs |
| 09/26/2013 | WO2013142494A1 Compressor with oil return passage formed between motor and shell |
| 09/26/2013 | WO2013142488A1 Compressor shell with multiple diameters |
| 09/26/2013 | WO2013142419A1 Suction duct with heat-staked screen |
| 09/26/2013 | WO2013142418A1 Floating scroll seal with retaining ring |
| 09/26/2013 | WO2013142203A1 Press-fit bearing housing with large gas passages |
| 09/26/2013 | WO2013140912A1 Rotating compressor and freeze-cycle apparatus |
| 09/26/2013 | WO2013140031A1 Method and apparatus for treating the outlet air of a pneumatic waste conveying system |
| 09/26/2013 | WO2013139772A1 Refrigerant compressor |
| 09/26/2013 | WO2013139771A1 Refrigerant compressor |
| 09/26/2013 | WO2013139628A1 Pump assembly |
| 09/26/2013 | WO2013079058A3 Housing component |
| 09/26/2013 | WO2012136364A3 Regulator, in particular intake regulator for compressors |
| 09/26/2013 | US20130251578 Rotary vacuum pump with a discharge compensating channel |
| 09/26/2013 | US20130251567 Scroll Compressor Counterweight With Axially Distributed Mass |
| 09/26/2013 | US20130251543 Compressor with Oil Return Passage Formed Between Motor and Shell |
| 09/26/2013 | DE102012102349A1 Kältemittelverdichter Refrigerant compressor |
| 09/26/2013 | DE102008036273B4 Rotationskolbenpumpe mit Taschen für Schmiermittel Rotary piston pump with pockets for lubricant |
| 09/25/2013 | EP2642128A2 Compressor |
| 09/25/2013 | EP2642127A1 Vacuum pump with pump rotor bearings on a single side |
| 09/25/2013 | EP2642071A1 Screw expansion power generation device |
| 09/25/2013 | CN203214338U Exhaust buffer mechanism |
| 09/25/2013 | CN203214337U Compressor exhaust device and scroll compressor with same |
| 09/25/2013 | CN203214336U Noise reduction cover of compressor |
| 09/25/2013 | CN203214335U Scroll compressor with oil drip pan |
| 09/25/2013 | CN203214334U Supercharger actuator screw guide bush supported by O-shaped ring |
| 09/25/2013 | CN203214331U Double-grade enthalpy-rise rotary compressor, air conditioner and heat-pump water heater |
| 09/25/2013 | CN203214329U Double-stage compressor |
| 09/25/2013 | CN203214327U Rotary type compressor |
| 09/25/2013 | CN103328837A Anti-friction bearing carrier module and compressor |
| 09/25/2013 | CN103328823A Compressor motor and electric compressor using same |
| 09/25/2013 | CN103321910A Intercooler unit and cooling method of two stages of screw compressors |
| 09/25/2013 | CN103321909A 压缩机 Compressor |
| 09/25/2013 | CN103321908A Motor-driven compressor |
| 09/25/2013 | CN103321906A Scroll compressor and processing method of scroll |
| 09/25/2013 | CN102338092B Rolling dual-rotor-type refrigeration compressor with air cylinder cooling structure |
| 09/25/2013 | CN102076970B 压缩机 Compressor |
| 09/25/2013 | CN102076969B 压缩机 Compressor |
| 09/25/2013 | CN102011729B Motor-driven compressor |
| 09/24/2013 | US8540500 High capacity lightweight compact vane motor or pump system |
| 09/19/2013 | WO2013137266A1 Pump manufacturing method |
| 09/19/2013 | WO2013137053A1 Vacuum pump |
| 09/19/2013 | DE112011104431T5 Scroll-Kälteverdichter Scroll refrigeration compressor |
| 09/19/2013 | DE112011104428T5 Scroll-Kälteverdichter Scroll refrigeration compressor |
| 09/19/2013 | DE112011104421T5 Scroll-Kälteverdichter Scroll refrigeration compressor |
| 09/18/2013 | EP2638301A1 Anti-friction bearing carrier module and compressor |
| 09/18/2013 | EP2638294A1 Compressor and enclosure assembly for electrical components |
| 09/18/2013 | CN203201810U Horizontal type micro compressor |
| 09/18/2013 | CN203201809U 压缩机 Compressor |
| 09/18/2013 | CN203201808U Roots blower pipeline noise reduction device |
| 09/18/2013 | CN203201807U Silencer for vortex vacuum pump |
| 09/18/2013 | CN203201806U Heating device for double-screw air compressor of electric automobile |
| 09/18/2013 | CN203201805U Oil path circulation structure applied to high-power vortex compression pump |
| 09/18/2013 | CN203201804U Oil baffle and compressor using same |
| 09/18/2013 | CN203201803U Novel tooth-shaped screw mold line |
| 09/18/2013 | CN203201802U Twin-screw air compressor screw with wearing layer |
| 09/18/2013 | CN203201801U Air-supply enthalpy-increasing scroll compressor |
| 09/18/2013 | CN203201800U Vortex type automobile air-conditioning compressor spindle |
| 09/18/2013 | CN203201798U Oilless sliding-vane-type air compressor |
| 09/18/2013 | CN203201797U Screw-type compressor |
| 09/18/2013 | CN203201796U Scroll vacuum pump |
| 09/18/2013 | CN203201773U 压缩机 Compressor |
| 09/18/2013 | CN103306984A Compressor |
| 09/18/2013 | CN103306983A Compressor drainage board and rotary compressor |
| 09/18/2013 | CN103306982A Lubricating oil system of air compressor |
| 09/18/2013 | CN103306981A Double-screw air compressor |
| 09/18/2013 | CN103306980A Rotary compressor |
| 09/18/2013 | CN103306977A Compressor unit of grade two and compressor system using the same |
| 09/18/2013 | CN103306976A Rotating compressor with multiple air cylinders |
| 09/18/2013 | CN102352846B Oil-free dry screw compressor rotor |
| 09/18/2013 | CN102076963B Compressor having capacity modulation system |
| 09/18/2013 | CN102076962B Compressor having capacity modulation system |
| 09/18/2013 | CN101639062B Oil equalizing pipe used for connecting compressors of air conditioner outdoor unit |
| 09/17/2013 | US8534062 Locally powered water distillation system |
| 09/16/2013 | DE202012005755U1 Pumpenaggregat Pump unit |
| 09/12/2013 | WO2013133550A1 Horizontal type scroll compressor |
| 09/12/2013 | WO2013132743A1 Compressor |
| 09/12/2013 | WO2012130473A3 Air regulator for compressors, in particular screw compressors |
| 09/12/2013 | WO2012126607A3 Screw compressor system |
| 09/12/2013 | US20130236334 Double-screw liquid pump |
| 09/12/2013 | US20130233695 Liquid Pumps with Hermetically Sealed Motor Rotors |
| 09/12/2013 | DE112011104373T5 Scroll-Kälteverdichter Scroll refrigeration compressor |
| 09/11/2013 | EP2636903A2 Rotary compressor |
| 09/11/2013 | EP2636902A1 Scroll compressor |
| 09/11/2013 | CN203189270U 排气缓冲部件结构 Exhaust buffer component structure |
| 09/11/2013 | CN203189269U Exhaust muffler of low-pressure oil-free screw compressor |
| 09/11/2013 | CN203189268U Oil supply system of compressor |
| 09/11/2013 | CN203189267U Conjugated internal-external cycloid involute-type rotor of roots vacuum pump |
| 09/11/2013 | CN203189266U Oil-water separation component structure |