| 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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| 04/15/2004 | DE10244564A1 Induction device for coolant compressor has connecting element and induction silence forming ball joint |
| 04/15/2004 | CA2500989A1 Residential compressor for refueling motor vehicles that operate on gaseous fuels |
| 04/14/2004 | EP1408235A1 Sealed type electrically driven compressor |
| 04/14/2004 | EP1408234A1 Piston machine for conveying gases |
| 04/14/2004 | EP1407177A1 Reciprocating piston pump adjustable inlet ball travel |
| 04/14/2004 | CN2611630Y Joint protector of compressor |
| 04/14/2004 | CN2611628Y Tuyere |
| 04/14/2004 | CN1488857A 制冷剂压缩机 A refrigerant compressor |
| 04/13/2004 | US6718864 Closed compressor |
| 04/08/2004 | WO2004029456A1 Motor drive controller and heat pump type hot water supply device using the controller |
| 04/08/2004 | US20040067145 Structure of a base for a mini air compressor |
| 04/08/2004 | US20040065676 Residential compressor for refueling motor vehicles that operate on gaseous fuels |
| 04/08/2004 | DE10244562A1 Coolant compressor has pump housing enclosing lower sector of drive shaft, which is directly connected to driven displacement element |
| 04/08/2004 | DE10244526A1 Ventilanordnung für eine Vakuumpumpe A valve assembly for a vacuum pump |
| 04/08/2004 | DE10242544A1 Cylinder head for air compressor has spiral-shaped compression cavity and coolant cavity |
| 04/08/2004 | DE10224428B4 Kolbenverdichter, insbesondere hermetisch gekapselter Kältemittelverdichter Piston compressor, especially a hermetically encapsulated refrigerant compressor |
| 04/07/2004 | EP1406013A2 Variable displacement swash plate type compressor |
| 04/07/2004 | EP1404972A1 Suction valve coupling structure for reciprocating compressor |
| 04/07/2004 | EP1404971A2 Double acting simplex plunger pump with bi-directional valves |
| 04/07/2004 | CN1488039A 压缩机 Compressor |
| 04/07/2004 | CN1488038A Closed compressor |
| 04/07/2004 | CN1487226A Opening needle |
| 04/07/2004 | CN1487200A 流体泵系统 Fluid pump system |
| 04/07/2004 | CN1487192A Locomotive air compresser with motor supported by external bearing |
| 04/07/2004 | CN1487191A 压缩机 Compressor |
| 04/06/2004 | US6716006 Telescopic dual movement pump |
| 04/06/2004 | US6716003 Structure for an air pump |
| 04/06/2004 | US6716001 Oil supply apparatus for hermetic compressor |
| 04/06/2004 | US6715582 Suction muffler |
| 04/01/2004 | WO2003006826A3 Elastomeric sealing element for gas compressor valve |
| 04/01/2004 | US20040063355 Electric connector for the motor of a hermetic compressor |
| 04/01/2004 | US20040062665 Pump vibration reduction system |
| 03/31/2004 | EP1403517A1 Valve arrangement for a vacuum pump |
| 03/31/2004 | EP1403515A2 Reciprocating compressor |
| 03/31/2004 | EP1402183A1 Suction valve for reciprocating compressor |
| 03/31/2004 | EP1051796B1 Hermetically encapsulated compressor |
| 03/31/2004 | EP0922166B1 Piston vacuum pump with discharge valve |
| 03/31/2004 | CN1485541A Frame of reciprocating compressor |
| 03/31/2004 | CN1144340C Hermetically encapsulated compressor and method for assembling the same |
| 03/31/2004 | CN1144002C Pulse tube refrigerator |
| 03/31/2004 | CN1143995C Silencer and air conditioner |
| 03/31/2004 | CN1143960C Discharge valve installation for linear compressor |
| 03/31/2004 | CN1143959C Hermetic motor-driven compressor |
| 03/30/2004 | US6712591 Discharge valve of a hermetic compressor using stopper and weight driven disc valve |
| 03/30/2004 | CA2330519C Rapid unloader retrofits |
| 03/30/2004 | CA2242076C Compressor intercooler unloader arrangement |
| 03/27/2004 | CA2442498A1 Pump vibration reduction system |
| 03/25/2004 | WO2004025121A1 Hermetic compressor |
| 03/25/2004 | WO2004025120A1 A fluid pump, a fluid-transfer plate and an inductive sensor for a fluid pump |
| 03/25/2004 | WO2004024298A1 Apparatus and method for pressurising biogas in a gas washer |
| 03/25/2004 | WO2002070901A8 Water-injected screw-type compressor |
| 03/25/2004 | US20040057858 Compressor discharge assembly |
| 03/25/2004 | US20040057850 Hermetic type compressor |
| 03/25/2004 | US20040057845 Compressor mounting bracket and method of making |
| 03/25/2004 | US20040057844 Frame of reciprocating compressor |
| 03/25/2004 | US20040057842 Reciprocating compressor |
| 03/25/2004 | US20040057841 Aftercooler bypass means for a locomotive compressed air system |
| 03/25/2004 | US20040056228 Valve arrangement for a vacuum pump |
| 03/25/2004 | US20040055773 Conduit-ready terminal cover |
| 03/25/2004 | US20040055328 Scroll compressor and refrigerating system using ammonia group refrigerant |
| 03/25/2004 | US20040055140 Stator winding method of induction motor for compressor |
| 03/25/2004 | DE10328641A1 Mechanical compressor for a motor vehicle air-conditioning system comprises a compressor housing containing a drive shaft for a swash plate, a pulley arranged on the drive shaft |
| 03/25/2004 | DE10242625A1 Carbon dioxide axial piston compressor for vehicle air-conditioning systems comprises an axial floating ring seal and a housing-side ring stop which define on a housing inner side an annular space between a drive shaft and a housing passage |
| 03/24/2004 | EP1400788A1 Liquid level and bubble detection sensor |
| 03/24/2004 | EP1400692A1 Volumetric piston compressor and method to continuously adjust its displacement |
| 03/24/2004 | EP1400690A2 Non-return valves for vacuum pumps |
| 03/24/2004 | EP1399676A1 Suction gas guiding system for reciprocating compressor |
| 03/24/2004 | CN1483936A Closed compressor casing |
| 03/24/2004 | CN1483935A 封闭式压缩机 Hermetic compressors |
| 03/24/2004 | CN1143107C Ice making apparatus for use in refrigerator |
| 03/24/2004 | CN1143062C Sealed compressor having pipe connectors and method of joining pipe connectors to sealed casing |
| 03/23/2004 | US6708981 Seal assemblies |
| 03/23/2004 | US6708520 Scroll compressor and refrigerating system using ammonia group refrigerant |
| 03/18/2004 | WO2004022974A1 Seal-leak detector arrangement for compressors and other equipment |
| 03/18/2004 | WO2004022932A1 Muffler |
| 03/18/2004 | WO2004022931A1 Active vent noise reduction device for use with an exhaust or intake pipe |
| 03/18/2004 | WO2003012926A3 Electric connector for the motor of a hermetic compressor and its manufacturing process |
| 03/18/2004 | US20040052666 Valve assembly for hermetic compressor |
| 03/18/2004 | US20040052665 Double-acting refrigerant compressor |
| 03/18/2004 | US20040052661 Joint structure for refrigerant discharge tubes used in hermetic compressors |
| 03/18/2004 | US20040052660 Electric compressor |
| 03/18/2004 | US20040052659 Hermetic compressor casing |
| 03/18/2004 | US20040052658 Oil pump for a reciprocating hermetic compressor |
| 03/18/2004 | US20040052653 Hermetic compressor |
| 03/18/2004 | US20040052651 Single stage piston compressor or multistage piston compressor for cooling of an electrical motor for a single stage piston compressor or for a multistage piston compressor |
| 03/18/2004 | US20040052648 Compressor |
| 03/18/2004 | DE202004000114U1 Electrically-operated air pump has H-shaped semi-flexible sub-frame with downward-directed concave radius and legs terminating in rubber feet |
| 03/18/2004 | DE10323509A1 Kolbenverdichter Reciprocating compressor |
| 03/18/2004 | DE10312355A1 Reciprocating compressor, for refrigerant gas, has adhesion preventing groove formed at suction valve contact region at front end surface of piston to minimize adhesion of valve to front end surface due to oil |
| 03/18/2004 | DE10302065A1 Reciprocating compressor, for refrigerant gas, has suction valve fixing member fastened to front surface of piston and defining predetermined space to allow back and forth movement of suction valve at piston front surface |
| 03/18/2004 | CA2494955A1 Seal-leak detector arrangement for compressors and other equipment |
| 03/17/2004 | EP1398507A2 Multistage Roots-type vacuum pump |
| 03/17/2004 | EP1398506A2 Hermetic multistage vacuum pump |
| 03/17/2004 | EP1011844B1 Device for removing water vapour from pressurised hydrocarbon containing gases or gas mixtures |
| 03/17/2004 | CN1483110A Closed compressor |
| 03/17/2004 | CN1482360A Joint structure for refrigerant discharge tubes used in hermetic compressors |
| 03/17/2004 | CN1482358A Multistage high pressure compressor |
| 03/17/2004 | CN1142367C Compressor with reduced exhaust shock structure |
| 03/16/2004 | US6706415 Marine coating |
| 03/16/2004 | US6705892 Terminal assembly for compressor |