| 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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| 02/04/2004 | CN1472440A Fluid conveying system and method |
| 02/03/2004 | US6684979 Hermetic motor-driven compressor |
| 02/03/2004 | US6684658 Vapor-compression evaporative air conditioning systems and components |
| 02/03/2004 | CA2164305C Displacement machine with electronic motor synchronization |
| 01/29/2004 | WO2004010002A1 Discharge porting design for screw compressor |
| 01/29/2004 | WO2004010001A1 Scroll compressor |
| 01/29/2004 | WO2003083311A3 Motor pump |
| 01/28/2004 | EP1384893A2 Electric motor and hermetic compressor |
| 01/28/2004 | EP1384006A1 Vane structure for compressor |
| 01/28/2004 | CN1471422A Method for regulating a compressor installation with a dryer and compressor installation used therewith |
| 01/28/2004 | CN1470767A 电动压缩机 Electric compressor |
| 01/28/2004 | CN1136395C Member having sliding contact surface, compressor and rotary compressor |
| 01/28/2004 | CN1136390C Bearing for refrigerating machine compressor and compressor for refrigerating machine |
| 01/27/2004 | US6682329 Cooling of hybrid scroll compressor wrap by suction pressure gas passages |
| 01/27/2004 | US6682328 Multi-stage scroll fluid machine having a seal element between compression sections |
| 01/27/2004 | US6682323 Simplified stamped counterweight |
| 01/27/2004 | US6682322 Air-conditioner for use in an automobile |
| 01/27/2004 | US6681804 Device for controlling the output of rotary compressors |
| 01/22/2004 | WO2004007969A1 Liquid ring compressor |
| 01/22/2004 | WO2004007966A1 Oil pump |
| 01/22/2004 | US20040013555 Discharge porting design for screw compressor |
| 01/22/2004 | US20040013544 Electric compressor |
| 01/22/2004 | US20040013542 Scroll compressor with vented oil pump |
| 01/22/2004 | US20040011517 Air/oil separating tank - thermostatic valve - minimum pressure valve - oil cooling radiator - compressed air cooling radiator group |
| 01/22/2004 | DE10319129A1 Elektrischer Kompressor The electric compressor |
| 01/21/2004 | EP1382854A2 Dual volume-ratio scroll machine |
| 01/21/2004 | EP1382850A1 Hermetic motor-driven compressor |
| 01/21/2004 | EP1382847A2 Electric compressor |
| 01/21/2004 | CN2600617Y Axial obeying non-return sealing mechanism of compressor |
| 01/21/2004 | CN1469968A Rotary positive displacement machine |
| 01/21/2004 | CN1469093A Flow control of extruder |
| 01/21/2004 | CN1469047A Closed compressor |
| 01/21/2004 | CN1135299C Screw compressor with balanced thrust |
| 01/21/2004 | CN1135298C Vortex machine with discharge valve |
| 01/21/2004 | CN1135297C Scroll compressor |
| 01/20/2004 | US6679689 Screw compressor |
| 01/20/2004 | US6679688 Reed valve restriction plate with anti-sticking means |
| 01/20/2004 | US6679683 Dual volume-ratio scroll machine |
| 01/20/2004 | US6679676 Temperature control with constant cooling flow and temperature for vacuum generating device |
| 01/20/2004 | CA2131081C Liquid ring gas pump |
| 01/15/2004 | WO2004005720A1 An arrangement and a method for the treatment of a vacuum pump |
| 01/15/2004 | WO2004005719A1 Compressor |
| 01/15/2004 | WO2004005711A1 Liquid pump |
| 01/15/2004 | WO2003078807A3 Suction oil injection for rotary compressor |
| 01/15/2004 | US20040009084 Compressor |
| 01/15/2004 | US20040007006 On-vehicle air conditioner |
| 01/14/2004 | EP1379786A1 Screw compressor unit with incorporated oil cooling |
| 01/14/2004 | CN2599285Y Air inlet valve for air compressor |
| 01/14/2004 | CN2599284Y Turbocompressor |
| 01/14/2004 | CN1467378A Vortex type compressor |
| 01/14/2004 | CN1467377A Rotary compressor and method for manufacturing same and removal volumetric proportions setting method |
| 01/14/2004 | CN1134598C Electromagnetic clutch device for compressor |
| 01/13/2004 | US6676393 Multi-cylinder rotary compressor |
| 01/13/2004 | US6676391 Variable quantity control apparatus for variable radius type scroll compressor |
| 01/08/2004 | US20040005236 Compressor |
| 01/08/2004 | US20040005234 Discharge valve for compressor |
| 01/08/2004 | US20040005229 Electric compressor |
| 01/08/2004 | DE3906823B4 Flügel-Vakuumpumpe Wing vacuum pump |
| 01/08/2004 | DE29924585U1 Vacuum pump for brake amplifier |
| 01/07/2004 | EP1378666A1 Hermetic compressor |
| 01/07/2004 | EP1377728A1 Rotary compressor |
| 01/07/2004 | EP0993552B1 Liquid ring pump |
| 01/07/2004 | CN1133855C Air conditioner, outdoor unit and refrigerating unit |
| 01/07/2004 | CN1133805C 转子压缩机 Rotary Compressor |
| 01/06/2004 | US6672856 Diffuser guide vanes for high-speed screw compressor |
| 01/06/2004 | US6672852 Lubricant filling device for scroll compressor |
| 01/06/2004 | US6672846 Capacity modulation for plural compressors |
| 01/06/2004 | US6672845 Apparatus for preventing vacuum compression of scroll compressor |
| 01/06/2004 | US6672101 Electrically driven compressors and methods for circulating lubrication oil through the same |
| 01/06/2004 | US6672100 Porous part for refrigerators, and method of producing the same and refrigerator |
| 01/02/2004 | EP1376032A2 Expander-compressor capacity control |
| 01/02/2004 | EP1373444A1 Compressor lubricant compositions |
| 01/01/2004 | US20040001771 Gas compressor |
| 01/01/2004 | US20040001770 Diffuser guide vanes for high-speed screw compressor |
| 01/01/2004 | US20040001762 Internal intermediate pressure multistage compression type rotary compressor, manufacturing method thereof and displacement ratio setting method |
| 12/31/2003 | WO2003067030A3 Gerotor apparatus for a quasi-isothermal brayton cycle engine |
| 12/31/2003 | CN2596072Y Liquid cooling lubricating vortex air-compressor equipment |
| 12/30/2003 | US6669452 Compressor with built-in motor mounted on engine of mobile structure |
| 12/25/2003 | WO2003106843A1 Scroll compressor |
| 12/25/2003 | US20030235510 Vane structure for compressor |
| 12/24/2003 | CN1463331A Two-stage helical screw compressor |
| 12/24/2003 | CN1462838A 旋转式压缩机 Rotary compressor |
| 12/24/2003 | CN1131942C 压缩机 Compressor |
| 12/24/2003 | CN1131941C Tube assembly of energy-saving device of compressor |
| 12/23/2003 | US6666672 Drive mechanism for a screw pump |
| 12/23/2003 | US6666667 Throttle; twisted rotary plate spirally twisted; connected fine pipe; waste separated by centrifubal force from the refrigerant by centrifugal force |
| 12/18/2003 | WO2003104657A1 Rotary compressor |
| 12/18/2003 | WO2003104656A1 Compressor protective method and structure |
| 12/18/2003 | US20030231815 Bearings for C02 refrigerant compressor use, compressor using the same, and applications of the same |
| 12/18/2003 | US20030230090 Method of draining and recharging hermetic compressor oil |
| 12/17/2003 | EP1371852A2 Hermetic compressor lubrication system |
| 12/17/2003 | EP1371851A2 Scroll type compressor |
| 12/17/2003 | CN2592945Y Floating type thrust ball bearing sleeve |
| 12/17/2003 | CN2592904Y Forced oil-suction rotary-uane vacuum pump |
| 12/17/2003 | CN2592903Y Inlet end cover of stator and rotor parts for compressor |
| 12/17/2003 | CN2592902Y Series gear pump with symmetrical big-toogh, high-coefficient non-standard long-thin tooth |
| 12/17/2003 | CN1461889A Vibration damper of compressor |
| 12/17/2003 | CN1131378C Swirl compressor capable of introducing high-pressure fluid into thrust face |
| 12/16/2003 | US6665196 Shielding cover for terminal device of electric appliance and compressor assembly having the same |
| 12/16/2003 | US6663366 Compressor having cooling passage integrally formed therein |