| 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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| 02/03/2011 | WO2011013856A1 Compression device |
| 02/03/2011 | US20110027115 Scroll compressor |
| 02/02/2011 | EP2280172A1 Refrigerant compressor and valve unit |
| 02/02/2011 | EP1565696B1 Refrigeration cycle with oil recovery and lubrication system |
| 02/02/2011 | CN201730828U Back pressure mechanism for scroll compressor |
| 02/02/2011 | CN201730827U Plastic gear pump device |
| 02/02/2011 | CN201730826U Axial double-action type liquid-ring vacuum pump |
| 02/02/2011 | CN201730803U Labyrinth silencing equipment |
| 02/02/2011 | CN101265912B Double-acting rotor pump double flow stator |
| 02/01/2011 | US7878780 Scroll compressor suction flow path and bearing arrangement features |
| 02/01/2011 | US7878771 Hermetic type compressor with wave-suppressing member in the oil reservoir |
| 01/27/2011 | DE102010015755A1 Abstimmvorrichtung mit kombinierter Rückflussfunktion Tuning combined with backflow function |
| 01/26/2011 | EP2278166A2 Bearing for refrigerating compressor |
| 01/26/2011 | CN201724484U Rotary compressor and gas-liquid separator thereof |
| 01/26/2011 | CN201723450U Air and natural gas compressor crankshaft support device |
| 01/26/2011 | CN201723449U Seal welding structure for spatial separation in compressor |
| 01/26/2011 | CN201723448U Thrust bearing for rotary compressor |
| 01/26/2011 | CN201723447U Main shaft supporting device of rotary helical screw compressor |
| 01/26/2011 | CN201723444U Rotary compressor |
| 01/26/2011 | CN201723403U Muffling structure of compressor cylinder cover assembly |
| 01/26/2011 | CN201723280U Straight-pipe resistance muffler |
| 01/26/2011 | CN101960146A Compressor having wire retainer |
| 01/26/2011 | CN101960143A Refrigerant compressor and refrigeration cycle system |
| 01/26/2011 | CN101956709A Exhausting structure on upper side face of closed compressor |
| 01/26/2011 | CN101956708A Middle lateral exhaust structure of sealed compressor |
| 01/26/2011 | CN101956707A Rotor structure of closed type rotary compressor |
| 01/26/2011 | CN101956706A Method for manufacturing compressor case provided with boss |
| 01/26/2011 | CN101956705A Rotary side-exhaust compressor |
| 01/26/2011 | CN101956704A Closed compressor |
| 01/26/2011 | CN101956703A Rotary hermetic compressor |
| 01/26/2011 | CN101440813B Liquid-cooled screw compressor |
| 01/26/2011 | CN101086248B Sealing element |
| 01/20/2011 | WO2011007915A1 Noise prevention and cooling apparatus for small compressor |
| 01/20/2011 | US20110014077 Method for cooling a liquid-injected compressor element and liquid-inject compressor element for applying such a method |
| 01/19/2011 | EP2275685A2 Vacuum pump for vehicles |
| 01/19/2011 | CN201714676U Air exhausting device of rotary compressor |
| 01/19/2011 | CN201714675U Stationary disc exhaust port shape of scroll air compressor |
| 01/19/2011 | CN201714674U Silencer of rotary compressor |
| 01/19/2011 | CN201714673U Air compressor afterheat recycler |
| 01/19/2011 | CN201714672U Cooling lubricating oil oilway structure of vortex type air compressor main frame |
| 01/19/2011 | CN201714671U Rotary compressor and oil baffle plate thereof |
| 01/19/2011 | CN201714670U Oil path sealing structure of compressor |
| 01/19/2011 | CN201714669U 旋转压缩机 Rotary compressor |
| 01/19/2011 | CN201714667U Two-stage compressor and pump partition plate thereof |
| 01/19/2011 | CN101952599A Spiral cooling compressor |
| 01/19/2011 | CN101952596A Scroll compressor suction flow path & bearing arrangement features |
| 01/19/2011 | CN101952550A Shaft mounted counterweight, method and scroll compressor incorporating same |
| 01/19/2011 | CN101463820B Horizontal rotary compressor |
| 01/19/2011 | CN101440812B Lubrication apparatus of rotary compressor and control method thereof |
| 01/19/2011 | CN101216035B Swirl type compressor and its control method |
| 01/13/2011 | WO2010114707A3 Contoured check valve disc and scroll compressor incorporating same |
| 01/13/2011 | WO2010111134A3 Shaft bearings, compressor with same, and methods |
| 01/13/2011 | WO2010105007A3 Powder metal scrolls and sinter-brazing methods for making the same |
| 01/12/2011 | EP2273216A1 Screw refrigerating apparatus |
| 01/12/2011 | EP2174012B1 Refrigeration compressor with variable speed spirals |
| 01/12/2011 | CN201705672U Cooling device of screw-rod air compressor |
| 01/12/2011 | CN201705671U Counterbalance in compressor and compressor employing same |
| 01/12/2011 | CN201705670U Dynamic and static scroll plate, scroll plate and scroll compressor |
| 01/12/2011 | CN201705669U Variable-capacitance type fan |
| 01/12/2011 | CN201705626U Air compressor used for vehicle |
| 01/12/2011 | CN201705624U Upper shell body of compressor |
| 01/12/2011 | CN201705615U Novel oilless air compressor piston |
| 01/12/2011 | CN101946090A Scroll compressor |
| 01/12/2011 | CN101943168A 压缩机 Compressor |
| 01/12/2011 | CN101943167A Rotor cooling circuit |
| 01/12/2011 | CN101943166A Lubricant supply device for screw compressor unit |
| 01/12/2011 | CN101943165A Pneumatic control overflow system for mobile screw compressor |
| 01/12/2011 | CN101943164A Vacuum pump for vehicles |
| 01/12/2011 | CN101943163A Two-stage medium-pressure screw-type air compressor set |
| 01/12/2011 | CN101413506B Scroll compressor manufacturing method |
| 01/12/2011 | CN101395344B Fluid machine |
| 01/05/2011 | EP1952025B1 Rotary pump |
| 01/05/2011 | EP1690007B1 Two stage scroll vacuum pump |
| 01/05/2011 | CN201696299U Activated carbon isolation apparatus for preventing corrosion of vacuum mechanical pump |
| 01/05/2011 | CN201696298U Rotary compressor with eccentric crankshaft supported by lower muffler |
| 01/05/2011 | CN101939548A Compressor and freezer |
| 01/05/2011 | CN101936292A Compressor |
| 12/30/2010 | US20100329916 Oil-cooled type screw compressor |
| 12/30/2010 | US20100329914 Compressor |
| 12/30/2010 | US20100326812 Method and Apparatus for Phase Change Enhancement |
| 12/29/2010 | WO2010150542A1 Compressor |
| 12/29/2010 | WO2010150404A1 Refrigerant compressor |
| 12/29/2010 | WO2010148986A1 Method for assembling pump body of two-cylinder rotary compressor |
| 12/29/2010 | WO2010104582A3 Compressor having bearing assembly |
| 12/29/2010 | EP2267313A1 Cleaning method of a rotary piston vacuum pump |
| 12/29/2010 | EP2267311A1 Freezing device |
| 12/29/2010 | EP2267310A1 Compressor |
| 12/29/2010 | EP2267309A1 Refrigerating apparatus |
| 12/29/2010 | EP2267308A1 Refrigerant compressor and refrigeration cycle system |
| 12/29/2010 | EP2267289A1 Compressor starting torque converter |
| 12/29/2010 | EP2059658B1 Improvements to reciprocating positive-displacement compressors |
| 12/29/2010 | CN201687715U Suction hole structure of rotary compressor |
| 12/29/2010 | CN201687714U Exhaust structure for muffler of compressor |
| 12/29/2010 | CN201687713U Sealing interface of inspiratory muffler for compressor |
| 12/29/2010 | CN201687712U Screw compressor rotor with diameter of female rotor equal to nominal diameter |
| 12/29/2010 | CN201687711U Compressor pump body structure and compressor with the same |
| 12/29/2010 | CN201687710U Transmission mechanism for scroll compressor |
| 12/29/2010 | CN201687708U Scroll compressor |
| 12/29/2010 | CN101929463A Automatical compensation mechanism for sealing clearance of hinges used for spherical compressor |
| 12/29/2010 | CN101929462A Method for assembling pump body of double-cylinder rotary compressor |