| 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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| 04/03/2013 | CN103016347A Motor-driven compressor |
| 04/03/2013 | CN103016346A Electric compressor assembly for automobile air conditioner |
| 04/03/2013 | CN101649836B Single screw mechanism used by single screw compressor with stream guidance spiral groove |
| 03/28/2013 | WO2013043692A1 Compressor including biasing passage located relative to bypass porting |
| 03/28/2013 | DE112011101873T5 Klappenanordnung für Scroll-Kälteverdichter Flap arrangement for scroll refrigeration compressor |
| 03/28/2013 | DE10332984B4 Schwenkmotor für einen geteilten Stabilisator Swing motor for a split stabilizer |
| 03/27/2013 | EP2573393A2 Compressor Bearing and Compressor Component |
| 03/27/2013 | CN202833183U Valve seat structure of rotating type compressor |
| 03/27/2013 | CN202833182U Silencer and compressor comprising silencer |
| 03/27/2013 | CN202833181U Silencer of rotary compressor and rotary compressor with the same |
| 03/27/2013 | CN202833180U Rotating compressor |
| 03/27/2013 | CN202833179U Pump body of rotor air compressor for air-conditioner |
| 03/27/2013 | CN202833178U Flange device of rotary compressor and rotary compressor |
| 03/27/2013 | CN202833177U Current transformer for vortex compressor and vortex compressor |
| 03/27/2013 | CN202833176U Enthalpy increasing pipe of rotary compressor, fixed assembly and compressor |
| 03/27/2013 | CN202833175U Screw air compressor with integrated waste heat recovery energy-saving system |
| 03/27/2013 | CN202833174U Sandwich type multi-functional bearing seat for Roots blower |
| 03/27/2013 | CN202833173U Sliding valve, sliding valve adjusting mechanism and screw compressor |
| 03/27/2013 | CN202833172U Slip sheet structure of rotating compressor |
| 03/27/2013 | CN202833171U Novel air compressor |
| 03/27/2013 | CN202833170U Air compressor convenient to maintain |
| 03/27/2013 | CN202833169U Rotating compressor |
| 03/27/2013 | CN202833167U Compressor |
| 03/27/2013 | CN202833166U Oil free automobile air compressor |
| 03/27/2013 | CN202833163U Rotating compressor |
| 03/27/2013 | CN202833161U Twin-screw compressor |
| 03/27/2013 | CN202833160U Rotor tooth profile of screw compressor |
| 03/27/2013 | CN202833159U Air compressor with small volume |
| 03/27/2013 | CN103003569A Device for damping sloshing of oil for a screw-type compressor |
| 03/27/2013 | CN102996457A Rotary compressor and exhaust valve |
| 03/27/2013 | CN102996456A Rotation type compressor oil pump apparatus |
| 03/27/2013 | CN102996455A Oil injection screw compressor lubrication pressure energy recovery system |
| 03/27/2013 | CN102996454A Single-stage disk double-acting scroll compressor |
| 03/27/2013 | CN102996453A Electric compressor |
| 03/27/2013 | CN102996449A High-integrated automatic underwater roots blower |
| 03/27/2013 | CN102996448A Circulating water-cooled type roots blower |
| 03/27/2013 | CN102996445A Compressor and oil-cooling system |
| 03/27/2013 | CN102996444A Compressor and oil-cooling system |
| 03/27/2013 | CN101334035B 空调冷冻装置 Air conditioning and refrigeration equipment |
| 03/21/2013 | WO2013038706A1 Refrigeration device |
| 03/21/2013 | WO2013015575A3 Vane rotary compressor |
| 03/21/2013 | WO2012022732A3 Vacuum pump |
| 03/21/2013 | US20130071276 Valve arrangement for a scroll refrigeration compressor |
| 03/21/2013 | US20130068322 Control valve for an oil-injected screw-type compressor |
| 03/20/2013 | CN202811374U Exhaust valve structure of compressor and rotary compressor with same |
| 03/20/2013 | CN202811373U Exhaust silencer for rotary compressor |
| 03/20/2013 | CN202811372U Cooling device for vacuum pump oil |
| 03/20/2013 | CN202811371U Counter flow cooling structure of single-stage negative pressure Roots blower |
| 03/20/2013 | CN202811370U Cooling structure of roots vacuum pump |
| 03/20/2013 | CN202811369U Highly integrated air inlet control valve of screw air compressor |
| 03/20/2013 | CN202811368U Small idle gear structure |
| 03/20/2013 | CN202811367U Large idle gear |
| 03/20/2013 | CN202811366U Gear of air compressor |
| 03/20/2013 | CN202811365U Small idle gear of air compressor |
| 03/20/2013 | CN202811364U Air compressor gear with reinforcing hoop |
| 03/20/2013 | CN202811363U Air compressor gear with step through hole |
| 03/20/2013 | CN202811362U Idle gear of air compressor |
| 03/20/2013 | CN202811361U Gear structure for air compressor |
| 03/20/2013 | CN202811360U Installation structure for rotor-type compressor and liquid storage device |
| 03/20/2013 | CN202811359U Damping device for reservoir of rotary compressor |
| 03/20/2013 | CN102985696A Scroll compressor |
| 03/20/2013 | CN102985695A Multi-stage low pressure drop muffler |
| 03/20/2013 | CN102979732A Ball friction oil-feeding structure for vacuum rotary seal pump |
| 03/20/2013 | CN102979731A Rotor profile of double-screw vacuum pump, and designing method of rotor profile |
| 03/20/2013 | CN102979730A Roots pump |
| 03/20/2013 | CN102974990A Processing method for rotor profile structure of dual-screw compressor |
| 03/20/2013 | CN102011732B Rotary compressor and oil deflector mounting structure thereof |
| 03/19/2013 | US8398387 Fluid machine and refrigeration cycle apparatus |
| 03/19/2013 | US8398376 Dry pumps |
| 03/19/2013 | CA2683010C Portable generator and air compressor mounting arrangement |
| 03/14/2013 | WO2012039928A3 Manual selective attenuator |
| 03/14/2013 | US20130064694 Compressor flange for screw-type compressor |
| 03/13/2013 | EP2568180A1 Vane pump |
| 03/13/2013 | EP2567114A1 Eccentric bearing |
| 03/13/2013 | EP2567113A1 Eccentric bearing |
| 03/13/2013 | EP2567112A1 Eccentric bearing |
| 03/13/2013 | EP2567111A1 Eccentric bearing |
| 03/13/2013 | CN202789552U Exhaust valve and compressor comprising same |
| 03/13/2013 | CN202789551U Exhaust end bearing component of oil injection screw compressor |
| 03/13/2013 | CN202789550U Bearing component for exhaust end of air compressor |
| 03/13/2013 | CN202789549U Air inlet valve of air compressor |
| 03/13/2013 | CN202789548U Air suction pipe structure with variable pipe length for rolling rotor compressor |
| 03/13/2013 | CN202789547U Combined silencer for fan |
| 03/13/2013 | CN202789546U Silencing device for rotary compressor |
| 03/13/2013 | CN202789545U Metal insert applied to rotary compressor plastic exhaust silencer |
| 03/13/2013 | CN202789544U Oil level control system and helical-lobe compressor set |
| 03/13/2013 | CN202789543U Integrated oil-gas separation component for air compressor |
| 03/13/2013 | CN202789542U Compressor with improved main oil hole |
| 03/13/2013 | CN202789541U Compressor with internal bearing circulation oil circuit |
| 03/13/2013 | CN202789540U Internal oil return pipeline structure for rolling rotor type compressor |
| 03/13/2013 | CN202789539U Oil return device of scroll compressor |
| 03/13/2013 | CN202789538U Oil tank of air compressor |
| 03/13/2013 | CN202789537U Shaft-seal-free oil injection single-screw air compressor |
| 03/13/2013 | CN202789536U Lubrication system of horizontal rolling piston compressor |
| 03/13/2013 | CN202789535U Compressor with vertically supported motor |
| 03/13/2013 | CN202789534U Improved device for rear end bearing cap of compressor |
| 03/13/2013 | CN202789533U Compressor with accurately aligned pin holes |
| 03/13/2013 | CN202789532U Drive gear for air compressor |
| 03/13/2013 | CN202789531U Idle gear for air compressor |
| 03/13/2013 | CN202789530U Camshaft rear-end drive gear |