| Patents for F04B 39 - Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups (22,436) |
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| 08/04/2004 | CN1518649A Reciprocating piston pump adjustable inlet ball travel |
| 08/04/2004 | CN1518640A 压缩机 Compressor |
| 08/04/2004 | CN1518638A High-low pressure dome type compressor |
| 08/04/2004 | CN1517558A Recovery method and device for feeding liquid of compression mechanism |
| 08/04/2004 | CN1517546A 活塞泵 Piston Pump |
| 08/03/2004 | US6769267 Multistage compressor |
| 08/03/2004 | CA2362018C Refrigeration system with liquid injection desuperheating |
| 07/29/2004 | WO2004064227A1 Electric motor, and electric motor cooling mechanism |
| 07/29/2004 | WO2004063570A1 Internal lubrication screw pump for hollow shaft |
| 07/29/2004 | US20040146418 Suction valve for reciprocating compressor |
| 07/29/2004 | US20040145860 Housing for electronic circuit |
| 07/28/2004 | EP1440500A2 Drive for the piston of a linear cooler |
| 07/28/2004 | CN1516785A Suction gas guiding system for reciprocating compressor |
| 07/28/2004 | CN1515797A Closed rotary compressor |
| 07/28/2004 | CN1159527C Compressor and refrigerant system using the same |
| 07/28/2004 | CN1159525C Mixed flow fan vane for air-cooled compressor |
| 07/27/2004 | US6767195 Valve for hermetic compressor |
| 07/27/2004 | US6767193 Piston type compressor |
| 07/27/2004 | US6766823 Valve apparatus for hermetic compressor |
| 07/22/2004 | WO2004061306A1 Swash plate-type variable displacement compressor for supercritical refrigeration cycle |
| 07/22/2004 | WO2004061305A1 Gasket for compressor |
| 07/22/2004 | US20040141862 Air compressor unit inlet control |
| 07/22/2004 | DE10244565B4 Zylinderkopfanordnung für einen Kolbenverdichter Cylinder head assembly for a reciprocating compressor |
| 07/22/2004 | DE10244564B4 Ansauganordnung eines Kältemittelkompressors Suction arrangement of a refrigerant compressor |
| 07/21/2004 | EP1076775B1 Reciprocating compressor with a two-piece connecting rod and method for assembling a two-piece connecting rod |
| 07/21/2004 | CN1514135A Lubricating agent storage part of lip shaped sealing element and method of liquid surface controlling |
| 07/21/2004 | CN1514134A Protector for compressor joint |
| 07/21/2004 | CN1158462C Oil level sight glass for compressor |
| 07/20/2004 | US6763909 Suction muffler |
| 07/15/2004 | WO2004059169A1 Compressor |
| 07/15/2004 | WO2004059168A1 Air compressor assembly |
| 07/15/2004 | WO2004059167A1 Structure of reed valve for compressor |
| 07/15/2004 | WO2004059155A1 Isothermal reciprocating machines |
| 07/15/2004 | US20040136834 Method of adjusting rotary machine |
| 07/15/2004 | DE10244561A1 Piston compressor for coolant has oil path connected directly to pressure outlet of oil pump |
| 07/14/2004 | EP1437540A2 Activation pin |
| 07/14/2004 | EP1437508A1 Valved piston compressor |
| 07/14/2004 | EP1437507A2 Piston pump |
| 07/14/2004 | EP1435892A2 External counter pulsation apparatus |
| 07/14/2004 | EP1062427A4 Apparatus for noise depreciating in hermetic compressor |
| 07/14/2004 | CN1513087A Sealed type electrically driven compressor |
| 07/14/2004 | CN1157542C Magnetic suspension pump without shaft seal |
| 07/14/2004 | CN1157538C Compressor |
| 07/14/2004 | CN1157537C Compressor piston and making method thereof |
| 07/13/2004 | US6761543 Piston operating assembly for a linear compressor and method for manufacturing the same |
| 07/08/2004 | WO2004057194A1 Single helical rotor pump |
| 07/08/2004 | WO2004057189A1 Chamber for compressor and compressor using the same |
| 07/08/2004 | WO2004057188A1 Reciprocating compressor for refrigerator |
| 07/08/2004 | WO2004057187A1 Reciprocating compressor for compressing refrigerant |
| 07/08/2004 | WO2004057186A1 Refrigerating system having reciprocating comrpessor |
| 07/08/2004 | WO2004057185A1 Refrigerating system having reciprocating compressor |
| 07/08/2004 | US20040131489 Piston pump |
| 07/08/2004 | US20040131481 Air pump having high efficiency anti-vibration bottom seat |
| 07/08/2004 | US20040131476 Compressor |
| 07/08/2004 | US20040131475 Shaft seal, compressor having the same and method for sealing shaft |
| 07/08/2004 | US20040131464 Internal lubrication screw pump for hollow shaft |
| 07/08/2004 | DE19922511B4 Ölumlaufstruktur für einen linearen Kompressor Oil circulation structure for a linear compressor |
| 07/08/2004 | DE10257312A1 Electric vacuum pump arrangement for one or more vacuum loads in motor vehicle, is mounted in engine compartment of the motor vehicle on dense unit and rigidly fixed to unit |
| 07/08/2004 | CA2454752A1 Piston pump |
| 07/07/2004 | EP1062428A4 Working-fluid intaking structure for hermetic compressor |
| 07/07/2004 | CN2623905Y Cold drawing of air conditioner compressor case |
| 07/07/2004 | CN2623904Y Air pump quick speed adapter |
| 07/07/2004 | CN2623903Y Airout nozzle special for air pressure switch |
| 07/07/2004 | CN2623902Y Air inflating apparatus concurrently possessing inflation function for tires and spheres |
| 07/07/2004 | CN1510361A Refrigerator |
| 07/06/2004 | US6760216 Protective cover mounting apparatus for a hermetic compressor |
| 07/06/2004 | US6758050 Compressor diagnostic system |
| 07/01/2004 | WO2004055371A1 Refrigerant compressor, and refrigerating machine using the same |
| 07/01/2004 | US20040126255 Fluid pump |
| 07/01/2004 | US20040126252 Compressor and mechanism for separating lubricating liquid |
| 07/01/2004 | US20040126250 Reciprocating electric compressor |
| 07/01/2004 | US20040126249 Hermetic electrically driven compressor |
| 07/01/2004 | US20040126247 Muffler for air compressor |
| 07/01/2004 | US20040124731 Electric motor and electric type compressor |
| 07/01/2004 | US20040123731 Variable displacement swash plate type compressor |
| 07/01/2004 | US20040123623 Structure for reducing refrigerant flow loss in compressor |
| 07/01/2004 | US20040123605 Expansion-nozzle cryogenic refrigeration system with reciprocating compressor |
| 07/01/2004 | DE19902513B4 Kolben- und Zylinder-Gaskompressor Piston and cylinder gas compressor |
| 07/01/2004 | DE10297112T5 Taumelkolbenpumpe mit Kohlenstoffgraphitzylinder Rotary piston pump with carbon graphite cylinder |
| 07/01/2004 | DE10257951A1 Kolbenkompressor Piston Compressor |
| 07/01/2004 | DE10196315T5 Strömungsmittelflussimpulsdämpfer Fluid flow pulse damper |
| 06/30/2004 | EP1373727A4 Reciprocating compressor |
| 06/30/2004 | CN1509379A 旋转式压缩机 Rotary compressor |
| 06/30/2004 | CN1509375A Piston mechanism having a hinge joining device |
| 06/30/2004 | CN1508498A Oil-separator in pipeline |
| 06/30/2004 | CN1508438A Compressor and its lubricant separation mechanism |
| 06/30/2004 | CN1508433A Compressor capable of controlling heat-conduction in cylinder cap-end |
| 06/30/2004 | CN1508428A Electric compressor fitted with exchanger |
| 06/30/2004 | CN1508426A Control valve for volume-variable compressor |
| 06/30/2004 | CN1508425A Compressor having release valve mechanism including valve seat ring with specially-designbed curved face |
| 06/29/2004 | US6755631 Securing means for a compressor's terminal box |
| 06/29/2004 | US6755630 Apparatus for compressing fluid |
| 06/29/2004 | US6755627 Linear compressor |
| 06/29/2004 | US6755445 Fitting |
| 06/24/2004 | WO2004053331A1 Piston compressor |
| 06/24/2004 | US20040120839 Air compressor assembly |
| 06/24/2004 | US20040120838 Non-return valves for vacuum pumps |
| 06/24/2004 | US20040120832 Hermetic electric compressor |
| 06/24/2004 | US20040120831 Reciprocating-piston machine with a joint arrangement |
| 06/24/2004 | US20040118149 Motor-driven compressor |