| 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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| 04/18/2013 | WO2013054263A2 Rotary vacuum pump |
| 04/18/2013 | WO2012174374A3 Compressor dehydration via sorbent technology |
| 04/18/2013 | WO2011157409A3 Electric compressor |
| 04/18/2013 | US20130091892 MANUAL Vi ADJUSTMENT MECHANISM FOR SCREW COMPRESSORS |
| 04/17/2013 | EP2581604A2 Scroll compressor |
| 04/17/2013 | EP2581603A1 Scroll compressor |
| 04/17/2013 | CN202883385U Centrifugal water chilling unit of high-level oil tank |
| 04/17/2013 | CN202883384U Stator of electric vacuum pump |
| 04/17/2013 | CN202883383U Automatic liquid level regulator of positive pressure gas-water separator for an exhaust port of liquid ring pump |
| 04/17/2013 | CN202883380U Dual-cylinder compressor with middle baffle plates for sucking air |
| 04/17/2013 | CN103052804A 压缩机 Compressor |
| 04/17/2013 | CN103052803A Scroll-type fluid machine |
| 04/17/2013 | CN103047149A Cooling water circulating device of roots water ring vacuum pump set |
| 04/17/2013 | CN103047148A High-pressure ventilation cap |
| 04/17/2013 | CN103047147A Oil circuit structure of oil-injection scroll compressor |
| 04/17/2013 | CN103047146A Oil supply system for vertical/angular vacuum dry pump |
| 04/17/2013 | CN103047145A Vacuum pump transmission structure |
| 04/17/2013 | CN103047140A Sliding vane pump and compressor with similar structure |
| 04/17/2013 | CN103047138A Motor-driven compressor |
| 04/17/2013 | CN103047136A Scroll compressor with bypass hole |
| 04/11/2013 | WO2013051788A1 Scroll compressor with supporting member in axial direction |
| 04/11/2013 | WO2013051340A1 Scroll compressor |
| 04/11/2013 | WO2013051271A1 Refrigeration device |
| 04/11/2013 | WO2012030741A3 Compressor with liquid injection cooling |
| 04/11/2013 | WO2012007125A3 Vane pump |
| 04/11/2013 | US20130089451 Scroll compressor with supporting member in axial direction |
| 04/11/2013 | US20130089449 Scroll compressor with bypass hole |
| 04/11/2013 | US20130089448 Scroll refrigeration compressor |
| 04/11/2013 | DE112011101871T5 Scroll-Kälteverdichter Scroll refrigeration compressor |
| 04/10/2013 | EP2578887A1 Compressor |
| 04/10/2013 | EP2578886A1 Scroll compressor and air conditioner including the same |
| 04/10/2013 | EP2578885A1 Scroll compressor and air conditioner including the same |
| 04/10/2013 | EP2578884A1 Scroll compressor and method for processing discharge port in same |
| 04/10/2013 | EP2578880A1 Hermetic compressor |
| 04/10/2013 | EP2578799A2 Scroll compressor with Oldham ring |
| 04/10/2013 | EP2576985A2 Gas pump with reduced noise generation |
| 04/10/2013 | CN202867232U Exhaust pipe of compressor as well as compressor using same |
| 04/10/2013 | CN202867231U Screw type gas compressor outlet pipe structure |
| 04/10/2013 | CN202867230U Frictional oil-taking structure of ball for vacuum rotary sealed pump |
| 04/10/2013 | CN202867229U Double-host connecting structure of vortex air compressor |
| 04/10/2013 | CN202867228U Rotation stopping mechanism used for wobble plate compressor |
| 04/10/2013 | CN202867227U Novel compressor housing |
| 04/10/2013 | CN202867226U End cover structure of roots vacuum pump |
| 04/10/2013 | CN202867225U Pre-start device of air compressor oil cut-off valve |
| 04/10/2013 | CN202867224U Intermediate cooling medium flow passage and compressor comprising same |
| 04/10/2013 | CN202867223U Pressure maintenance mechanism |
| 04/10/2013 | CN202867222U Non-magnetic high-manganese-steel balance block for rolling piston compressor of air conditioner |
| 04/10/2013 | CN202867221U Compressor with non-magnetic high-manganese steel balance weights |
| 04/10/2013 | CN202867217U Two-way exhaust claw-type pump |
| 04/10/2013 | CN202867215U Compressor |
| 04/10/2013 | CN202867214U Rotary compressor and coolant circulating system with same |
| 04/10/2013 | CN202867213U Screw type helium compressor |
| 04/10/2013 | CN202867212U Hollow roots pump rotor |
| 04/10/2013 | CN103038514A Vane compressor |
| 04/10/2013 | CN103038513A Vane pump |
| 04/10/2013 | CN103032334A Screw compressor |
| 04/10/2013 | CN103032333A Double-screw vacuum pump rotor molded line |
| 04/10/2013 | CN103032332A Close-type refrigerant compressor and bearing part used by same |
| 04/10/2013 | CN103032331A Compressor and application thereof |
| 04/10/2013 | CN103032330A Compressor and application thereof |
| 04/10/2013 | CN103032329A 涡旋式压缩机 Scroll compressor |
| 04/10/2013 | CN103032328A Multi-cylinder rotary type compressor |
| 04/10/2013 | CN103032327A Water-lubricating single-screw air compressor |
| 04/10/2013 | CN103032322A Direct-suction compressor |
| 04/10/2013 | CN103032320A Scroll fluid displacement device with pressure-stabilization back pressure chamber |
| 04/10/2013 | CN103032319A Oil-free and micro-oil scroll fluid displacement device |
| 04/10/2013 | CN103032317A Scroll compressor and coupling therefor |
| 04/10/2013 | CN103032315A Scroll compressor and coupling therefor |
| 04/10/2013 | CN102162454B Oil-gas separated-type balancing block |
| 04/10/2013 | CN102072159B Oil line structure of automotive air conditioning scroll compressor |
| 04/10/2013 | CN102042228B Dynamic balance design method of DC (Direct Current) variable-frequency rotary refrigeration compressor |
| 04/10/2013 | CN102003390B Vortex compressor |
| 04/10/2013 | CN101975167B Compressor control system |
| 04/10/2013 | CN101925745B Screw compressor |
| 04/10/2013 | CN101910641B Screw compressor |
| 04/10/2013 | CN101684815B Secondary rotary compressor |
| 04/10/2013 | CN101482113B Scroll compressor with device to limit orbit radius |
| 04/04/2013 | WO2013048840A1 Direct-suction compressor |
| 04/04/2013 | WO2013047307A1 Hermetically closed compressor and refrigeration cycle device |
| 04/04/2013 | WO2013047064A1 Compressor |
| 04/04/2013 | WO2013047063A1 Compressor |
| 04/04/2013 | WO2013046852A1 Claw pump |
| 04/04/2013 | WO2013046632A1 Compressor |
| 04/04/2013 | US20130084202 Vane rotary compressor |
| 04/04/2013 | US20130081425 Scroll compressor and air conditioner including the same |
| 04/04/2013 | DE112009002679T5 Elektrischer Verdichter mit integriertem Wechselrichter An electric compressor with integrated inverter |
| 04/04/2013 | DE112009002666T5 Elektrischer Verdichter mit integriertem Wechselrichter An electric compressor with integrated inverter |
| 04/04/2013 | DE112005002722B4 Spiral-Fluidmaschine A scroll fluid machine |
| 04/03/2013 | EP2574791A2 Scroll compressor |
| 04/03/2013 | CN202851366U Opening-type screw rod unit |
| 04/03/2013 | CN202851365U Oil temperature cooling device of low-temperature screw compressor |
| 04/03/2013 | CN202851364U Oil separating mechanism for reducing oil discharge quantity of compressor |
| 04/03/2013 | CN202851363U Fixing structure of pump body assembly of rotary compressor |
| 04/03/2013 | CN202851362U Balancing rotor of air-conditioner compressor |
| 04/03/2013 | CN202851361U Vacuum water recycling and cooling system |
| 04/03/2013 | CN202851360U Compression pump body of rotary compressor |
| 04/03/2013 | CN202851356U Horizontal compressor with symmetrical double cylinders |
| 04/03/2013 | CN103026071A Hermetically sealed compressor |
| 04/03/2013 | CN103016349A Energy-saving device for recovering and utilizing waste heat of air compressor |
| 04/03/2013 | CN103016348A Motor-driven compressor |