| 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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| 03/04/2009 | CN201202652Y Silencer of full sealing ring belt filtering net |
| 03/04/2009 | CN201202651Y Sound eliminator |
| 03/04/2009 | CN201202650Y Composite structure of compressor aftercooler and gas-water separator |
| 03/04/2009 | CN201202649Y Air-cooled type air compressor screw rod rotor oil cooling device |
| 03/04/2009 | CN201202648Y Heat insulation type high pressure Roots blower |
| 03/04/2009 | CN201202647Y Double-oil barrel oil and gas separator |
| 03/04/2009 | CN201202646Y Horizontal rotary compressor |
| 03/04/2009 | CN201202645Y Oil heating apparatus for refrigeration screw compressor |
| 03/04/2009 | CN201202644Y Overturn-proof apparatus of swirl compressor |
| 03/04/2009 | CN201202643Y Revolution swirl parts of swirl compressor |
| 03/04/2009 | CN101377199A Base corner of rotary compressor |
| 03/04/2009 | CN101377197A Axial compliance |
| 03/04/2009 | CN100465461C A method and an apparatus for connecting a filter of a transmission device with a pump |
| 03/04/2009 | CN100465453C An air-exhaust structure of compressors |
| 03/04/2009 | CN100465452C A vacuum pump |
| 03/04/2009 | CN100465451C An overheating prevention apparatus of vortex compressors |
| 03/04/2009 | CN100465445C A gear type compressor |
| 03/04/2009 | CN100465437C An enclosed compressor |
| 03/03/2009 | US7497229 Seal support system with discharging means |
| 02/26/2009 | WO2009025244A1 Multi-stage compressor |
| 02/26/2009 | WO2009024698A2 Refrigeration compressor with variable speed spirals |
| 02/26/2009 | US20090049984 Compressor device |
| 02/25/2009 | EP1948938B1 Pump with a cylindrical cooling bush |
| 02/25/2009 | EP1882101B1 Pump |
| 02/25/2009 | EP1301712B1 Monobloc housing for vacuum pump |
| 02/25/2009 | CN201198827Y Electricity-saving device of air compressor |
| 02/25/2009 | CN101375057A Electric compressor, and air conditioning system for vehicle, using the electric compressor |
| 02/25/2009 | CN101375055A Method for manufacturing sliding component of compressor and compressor |
| 02/25/2009 | CN101372977A Suction tube components of rotary compressor |
| 02/25/2009 | CN101372976A Lower silencer with oil-blocking action |
| 02/25/2009 | CN101372975A Upper cover components of rotary compressor |
| 02/25/2009 | CN101372974A Sealed compressor |
| 02/25/2009 | CN101372973A Damping device of rotary compressor |
| 02/25/2009 | CN101372972A Drive shaft for compressor and high pressure swirl compressor using the same |
| 02/25/2009 | CN101372971A Base corner of rotary compressor |
| 02/25/2009 | CN101372969A Synchronous rack reciprocating blower with two vanes |
| 02/25/2009 | CN101372968A Sealed-type compressor |
| 02/25/2009 | CN101372967A Pumping unit of sealed compressor |
| 02/25/2009 | CN101372965A Compressor |
| 02/25/2009 | CN101372961A Oil recovery apparatus of swirl compressor |
| 02/25/2009 | CN100464075C Scroll compressor |
| 02/19/2009 | WO2009022680A1 Screw compressor |
| 02/18/2009 | EP2025936A1 Compressor |
| 02/18/2009 | CN201196150Y Vehicle-mounted screw air compressor |
| 02/18/2009 | CN201196145Y Oil equalization system for compressor with multi-external machine in parallel connection |
| 02/18/2009 | CN101371045A Rotary fluid pressure device and improved parking lock assembly therefor |
| 02/18/2009 | CN101368758A Air conditioner |
| 02/18/2009 | CN101368568A Polytropic compression units |
| 02/18/2009 | CN101368567A Frame head apparatus of translational rotary compressor |
| 02/18/2009 | CN101368565A Cylindrical vane compressor or vacuum pump |
| 02/17/2009 | US7491045 Scroll compressor having a position adjustment device urging the stationary scroll towards the movable scroll by moving a seal formed between a support and the stationary scroll |
| 02/17/2009 | US7490541 Compressor |
| 02/12/2009 | WO2009020106A1 Compression mechanism and scroll compressor |
| 02/12/2009 | WO2009019882A1 Single-screw compressor, and screw rotor machining method |
| 02/12/2009 | WO2009019880A1 Single-screw compressor |
| 02/12/2009 | WO2009018906A1 Vacuum pump |
| 02/12/2009 | WO2009018724A1 A blower or an air inducing device |
| 02/12/2009 | US20090041589 Oil-Injected Compressor with a Temperature Switch |
| 02/11/2009 | CN201193615Y Double-channel stator for double-acting rotor pump |
| 02/11/2009 | CN201193614Y Air-intake mechanism of rotary compressor cylinder |
| 02/11/2009 | CN201193613Y Valve plate of refrigerating compressor for refrigerator |
| 02/11/2009 | CN201193612Y Main unit of twin-screw air compressor |
| 02/11/2009 | CN201193611Y Static scroll limiting mechanism in scroll compressor |
| 02/11/2009 | CN201193610Y Closed circulation roots pump and water-ring pump vacuum unit |
| 02/11/2009 | CN101363439A Air return for air conditioning compressor |
| 02/11/2009 | CN101363438A Vane compressor |
| 02/11/2009 | CN100460686C Compact helical compressor for mobile use in a vehicle |
| 02/11/2009 | CN100460685C Leakage detection system and method used for delivering leakage detector by a vacuum pump |
| 02/11/2009 | CN100460683C Capacity modulated scroll machine |
| 02/11/2009 | CN100460682C Scroll compressor with vapor injection |
| 02/05/2009 | WO2009015544A1 A sliding vane torsion spring for a rotary compressor and its application |
| 02/05/2009 | US20090035168 Scroll-type refrigerant compressor |
| 02/04/2009 | EP2020483A1 Compressor with built-in expander |
| 02/04/2009 | CN201190701Y Pendular ring type vacuum pump with anti-cavitation device |
| 02/04/2009 | CN201190673Y Air-intake structure for base of twin-screw air compressor |
| 02/04/2009 | CN201190672Y Two-stage screw compressor |
| 02/04/2009 | CN201190671Y Twin-screw bolt air compressor |
| 02/04/2009 | CN201190670Y Device for monitoring oil level |
| 02/04/2009 | CN201190669Y Sealing device for twin-screw air compressor |
| 02/04/2009 | CN201190668Y Oil temperature control device for twin-screw air compressor |
| 02/04/2009 | CN201190667Y Inner pressure discharging device for oil content barrel |
| 02/04/2009 | CN201190666Y Floating seal ring and scroll compressor using the floating seal ring |
| 02/04/2009 | CN201190663Y Compacted air compressor |
| 02/04/2009 | CN201190654Y Improved oil way assembly for compressor |
| 02/04/2009 | CN201190653Y Small-sized cylinder seat for totally-enclosed refrigerating compressor |
| 02/04/2009 | CN201190652Y Mechanical seal structure for high-pressure air-conditioned compressor |
| 02/04/2009 | CN101358599A Sound attenuation structure for compressor bearing |
| 02/04/2009 | CN101358598A Hermetic compressor and refrigeration cycle device having the same |
| 02/04/2009 | CN101358597A Compressor |
| 02/04/2009 | CN101358596A Fluid machinery |
| 02/04/2009 | CN101358595A Improved compressor cylinder |
| 02/04/2009 | CN101357281A Chloroethylene gas-liquid filteration and separation device |
| 02/04/2009 | CN100459394C Control unit and compressor used thereby |
| 02/04/2009 | CN100458168C Compressor |
| 02/04/2009 | CN100458167C Method of coating fluorocarbon resin and sliding part and gas compressor using said method |
| 02/04/2009 | CN100458163C Vortex type compressor |
| 02/04/2009 | CN100458162C Method for positioning scroll-type fluid machine and device threof |
| 02/03/2009 | US7484945 Compressor for refrigerator-freezer having a porous member |
| 01/29/2009 | WO2009014169A1 Enclosed compressor |
| 01/29/2009 | WO2009014161A1 Multi-stage compressor |