| 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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| 06/04/2013 | US8454334 Lubricant control valve for a screw compressor |
| 05/30/2013 | US20130136644 Oil pump for vehicle |
| 05/30/2013 | US20130136642 Scroll refrigeration compressor |
| 05/30/2013 | US20130136638 Gas Inlet Valve for a Compressor, Compressor Comprising a Gas Inlet Valve of This Type and Method for Operating a Compressor Comprising a Gas Inlet Valve of This Type |
| 05/29/2013 | EP2597312A1 Vane compressor |
| 05/29/2013 | CN202954979U Novel oil-guiding sheet |
| 05/29/2013 | CN202954978U Pump cover of efficient water ring vacuum with oversize air sucking volume |
| 05/29/2013 | CN202954977U Distributing plate of efficient water ring vacuum pump with oversize air sucking volume |
| 05/29/2013 | CN202954976U Compressor with compressing pump body supporting piece |
| 05/29/2013 | CN202954975U Gas-liquid separator support and rotary-type compressor using gas-liquid separator support |
| 05/29/2013 | CN202954974U Anti-rotation device of scroll compressor |
| 05/29/2013 | CN202954970U Efficient water ring vacuum pump complete device with oversized sucking rate |
| 05/29/2013 | CN101968054B Scroll fluid machine |
| 05/29/2013 | CN101802409B Compressor with retaining mechanism |
| 05/29/2013 | CN101463814B Motor-driven compressor |
| 05/29/2013 | CN101435426B Compressor with flow control sensor |
| 05/28/2013 | CA2570971C Refrigeration compressor with magnetic coupling |
| 05/23/2013 | WO2013073482A1 Temperature control device, processing device, and temperature control method |
| 05/23/2013 | WO2013073183A1 Rotary compressor |
| 05/23/2013 | WO2013073182A1 Rotary compressor |
| 05/23/2013 | US20130129548 Two-stage medium-pressure screw-type air compressor set |
| 05/22/2013 | EP2594798A1 Vertical shaft pumping system |
| 05/22/2013 | CN202946397U Low-noise screw compressor exhaust end base |
| 05/22/2013 | CN202946396U Refrigerating screw compressor with suction inlet at shell shaft seal end |
| 05/22/2013 | CN202946395U Suction end seat of refrigerating screw compressor with check valve |
| 05/22/2013 | CN202946394U Low-noise compressor |
| 05/22/2013 | CN202946393U Compressor oil spraying device, compressor, compressor lubricating system and refrigerating system |
| 05/22/2013 | CN202946392U Refrigerating screw compressor energy conditioning device internally provided with safety bypass valve |
| 05/22/2013 | CN202946391U Gas-liquid separating device of vacuum pump exhaust pipeline |
| 05/22/2013 | CN202946390U Main machine driving device of screw compressor |
| 05/22/2013 | CN202946389U Pump body on liquid ring vacuum pump |
| 05/22/2013 | CN202946388U Performance tuning position indicating device of refrigeration screw compressor |
| 05/22/2013 | CN202946385U Spiral slice energy-efficient and environment-friendly vacuum pump |
| 05/22/2013 | CN202946384U Secondary compression screw rod air compressor |
| 05/22/2013 | CN202946383U Low-pressure screw type air compressor |
| 05/22/2013 | CN202946382U Centrifugal-fan-type screw air compressor |
| 05/22/2013 | CN202946381U Compressor and refrigerating system provided with same |
| 05/22/2013 | CN202946380U Shaft-gland-free cascading-type multi-level screw compressor |
| 05/22/2013 | CN103119842A Motor driven compressor |
| 05/22/2013 | CN103114999A Energy-saving compression assembly of single-screw compressor |
| 05/22/2013 | CN103114998A Compression assembly with dumbbell-shaped rotor for compressor |
| 05/22/2013 | CN103114997A Swing arm rotation type compressor |
| 05/22/2013 | CN102251166B Manufacture method of slip sheet of air conditioner compressor |
| 05/22/2013 | CN102162447B Slide valve type vacuum pump applicable to tile vacuum extruder |
| 05/22/2013 | CN102155409B Air-cooled rotary-vane vacuum pump with oil temperature control system and oil temperature control method thereof |
| 05/22/2013 | CN101868626B Terminal device for electric compressor |
| 05/22/2013 | CN101392752B Replaceable staking insert |
| 05/22/2013 | CA2795891A1 Single screw compressor with high output |
| 05/21/2013 | US8444405 Overmolded rotor |
| 05/16/2013 | WO2013069288A1 Compressor |
| 05/16/2013 | WO2013069287A1 Compressor |
| 05/16/2013 | WO2013069275A1 Compressor |
| 05/16/2013 | WO2013069071A1 Horizontally mounted compressor |
| 05/16/2013 | US20130121867 Rotary pump with improved seal |
| 05/15/2013 | EP2592279A1 Rotary compressor |
| 05/15/2013 | CN202937456U High-and-low-pressure division board with silencing function and scroll compressor |
| 05/15/2013 | CN202937455U Water cooling type aluminum cover of roots pump |
| 05/15/2013 | CN202937454U External compressor cooling device |
| 05/15/2013 | CN202937453U Oil storage device provided with temperature control unit and used for refrigeration system |
| 05/15/2013 | CN202937452U Lubricant injection structure for scroll fluid device |
| 05/15/2013 | CN202937451U Fixing structure of compressor scroll with locating mechanism |
| 05/15/2013 | CN202937450U Intermediate partition plate of double-cylinder compressor |
| 05/15/2013 | CN103109090A Method for controlling a compressor element of a screw compressor |
| 05/15/2013 | CN103104501A Low-noise lead compressor exhaust end base |
| 05/15/2013 | CN103104500A Refrigeration screw compressor with air suction port in shell shaft seal end |
| 05/15/2013 | CN103104499A Refrigeration screw compressor suction end base with check valve |
| 05/15/2013 | CN103104498A Vortex vacuum pump exhaust port structure |
| 05/15/2013 | CN103104497A Air-cooled packaging compression device |
| 05/15/2013 | CN103104496A Vacuum pump water-cooling structure |
| 05/15/2013 | CN103104494A Indication device of adjustable position of refrigeration screw compressor |
| 05/15/2013 | CN103104489A Roots vacuum pump |
| 05/15/2013 | CN103104488A Scroll compressor |
| 05/15/2013 | CN103104487A Scroll compressor |
| 05/15/2013 | CN103104486A Scroll compressor |
| 05/15/2013 | CN102237746B Balance structure of rotary compressor and rotary compressor comprising same |
| 05/14/2013 | CA2682998C Improved servicing arrangement for a portable air compressor/generator |
| 05/10/2013 | WO2013065706A1 Sealed rotary compressor and refrigeration cycle device |
| 05/10/2013 | WO2013065526A1 Radial roller bearing, rotary machine using radial roller bearing, and method for designing radial roller bearing |
| 05/10/2013 | WO2013065140A1 Rotary compressor |
| 05/10/2013 | WO2012055734A3 Vacuum pump |
| 05/10/2013 | WO2011149842A3 Multiphase pump flow recirculation system |
| 05/09/2013 | US20130115123 Scroll compressor |
| 05/08/2013 | EP2589810A1 Rotary compressor |
| 05/08/2013 | EP2589809A1 Rotary compressor |
| 05/08/2013 | EP2589808A1 Scroll compressor |
| 05/08/2013 | EP2588757A2 Method for controlling a compressor element of a screw compressor |
| 05/08/2013 | CN202927443U Oil cut-off valve for screw air compressor |
| 05/08/2013 | CN202926643U Compressor |
| 05/08/2013 | CN202926642U Working water cooling system for water-ring type gas extraction pump |
| 05/08/2013 | CN202926641U Screw air compressor cooling system for heavy-duty car |
| 05/08/2013 | CN202926640U Automatic liquid spraying structure of scroll compressor |
| 05/08/2013 | CN202926639U Motor exhausting and cooling device for screw compressor |
| 05/08/2013 | CN202926638U Lubricating oil distribution device, compressor main shaft comprising distribution device, and compressor |
| 05/08/2013 | CN202926637U Molded line for dry-type screw vacuum pump rotor |
| 05/08/2013 | CN202926636U Rotary compressor |
| 05/08/2013 | CN202926635U Double-vortex static disc for electromechanical double action vortex compressor |
| 05/08/2013 | CN202926634U Case structure of host machine of screw air compressor |
| 05/08/2013 | CN202926631U Vacuumizing system for steam turbine set |
| 05/08/2013 | CN202926629U Roots pump |
| 05/08/2013 | CN202926628U Compressor and refrigerating device |