| 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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| 01/15/2003 | EP0950150B1 Improvement in the head and silencer of a refrigeration compressor |
| 01/15/2003 | CN1391060A Control for crankcase heater |
| 01/15/2003 | CN1391038A Compressor with internal motor and vehicle therewith |
| 01/14/2003 | US6506039 Screw compressor |
| 01/14/2003 | US6506032 Linear compressor |
| 01/14/2003 | US6506028 Suction muffler for a hermetic compressor |
| 01/14/2003 | US6505480 Air-conditioner, outdoor unit and refrigeration unit |
| 01/09/2003 | US20030005970 Compressor valve assembly |
| 01/09/2003 | US20030005667 Oil separator and cooler |
| 01/08/2003 | CN2530058Y Frequency shift silencer for waste gas outlet of compressor |
| 01/08/2003 | CN1389888A Overload protection device, electric compressor and refrigerating air-conditioner apparatus |
| 01/08/2003 | CN1389648A 真空泵 Vacuum pump |
| 01/08/2003 | CN1098422C Air-tight compressor with suction-in silencer |
| 01/07/2003 | US6503303 Enclosure for an air aspirating machine |
| 01/03/2003 | WO2003001095A1 Reciprocating piston pump adjustable inlet ball travel |
| 01/03/2003 | WO2003001061A1 Suction valve coupling structure for reciprocating compressor |
| 01/03/2003 | WO2003001058A1 Compressor |
| 01/02/2003 | US20030003008 Oil leak prevention structure of vacuum pump |
| 01/02/2003 | US20030003003 Pump housing construction |
| 01/02/2003 | US20030002999 Compressor with built-in motor and mobile structure using the same |
| 01/02/2003 | US20030002991 Compressor |
| 01/02/2003 | US20030000378 Thrust bearing structure for supporting a driving shaft of a variable displacement swash plate type compressor |
| 01/02/2003 | EP1270948A2 Sealing for a vacuum pump |
| 01/02/2003 | EP1270945A1 Compressor with pulsation pressure reducing structure |
| 01/02/2003 | EP1270943A2 Vibration damping system for rotary compressor |
| 01/02/2003 | EP1270942A2 Swash plate compressor thrust bearing structure |
| 01/02/2003 | EP1270941A2 Power transmission mechanism and compressor |
| 01/02/2003 | EP1269042A1 Oscillation-damper assembly for a piston compressor |
| 01/02/2003 | EP1269024A1 Bacterial growth inhibition in a circulation system comprising a compressor |
| 01/02/2003 | EP1269023A1 A gas compressor |
| 01/02/2003 | EP1267692A1 Liquid dispenser |
| 01/02/2003 | EP0834015B1 Suction sound damper for a refrigerant compressor |
| 01/01/2003 | CN2528959Y Plate-fin condensation purifier |
| 01/01/2003 | CN2528958Y Air compressor with motor cooler |
| 01/01/2003 | CN1388867A Electromagnetic compressor and method of manufacturing the compressor |
| 01/01/2003 | CN1388631A Improved structure of linear motor |
| 01/01/2003 | CN1388630A Improved structure for linear motor |
| 01/01/2003 | CN1388346A Method and apparatus for preventing electrical insulating property reducing in air conditioner loop |
| 01/01/2003 | CN1388320A Closed electric compressor |
| 01/01/2003 | CN1388319A Compressor with sliding bearing |
| 01/01/2003 | CN1097675C 线性压缩机 Linear Compressor |
| 12/31/2002 | US6499975 Means for sealing the cylinder bore of a variable displacement compressor without using a valve plate |
| 12/31/2002 | US6499971 Compressor utilizing shell with low pressure side motor and high pressure side oil sump |
| 12/31/2002 | CA2201497C System for pumping well fluids |
| 12/27/2002 | WO2002103190A2 Double acting simplex plunger pump with bi-directional valves |
| 12/26/2002 | US20020197171 Vacuum pump |
| 12/26/2002 | US20020197169 Compressor with pulsation pressure reducing structure |
| 12/25/2002 | CN2527738Y Noise -eliminating energy-saving filter for air compressor |
| 12/25/2002 | CN2527737Y Combined inflatable needle for ball |
| 12/25/2002 | CN1386981A Oil supply device for hermetically sealed compressor |
| 12/25/2002 | CN1386980A Oil supply device for hermetically sealed compressor |
| 12/25/2002 | CN1097164C Refrigerating agent compressor with improved pressure chamber |
| 12/25/2002 | CN1097162C Oil supply and discharge apparatus for compressor |
| 12/25/2002 | CN1097085C Refrigerant circulation system, refrigerant compressor and refrigeration circulation using said refrigerant compressor |
| 12/24/2002 | US6497560 High volume low pressure air pump |
| 12/19/2002 | WO2002101242A2 Compressor with a capacity modulation system utilizing a re-expansion chamber |
| 12/19/2002 | WO2002101240A1 System for supply of a pressurised gas and method for verifying that a compressor is active in a system for supply of a pressurised gas |
| 12/19/2002 | WO2002101239A1 Suction muffler for a reciprocating hermetic compressor |
| 12/19/2002 | WO2001074225A9 Liquid dispenser |
| 12/19/2002 | US20020192091 Double acting simplex plunger pump with bi-directional valves |
| 12/19/2002 | US20020192084 Rotary slant shaft type gas compressor with multi-stepped exhaust system |
| 12/19/2002 | US20020189437 Swash plate and compressor utilizing the same |
| 12/19/2002 | US20020189266 Methods and apparatus for preventing degradation of electrical insulation properties within air conditioning circuits |
| 12/18/2002 | EP1267083A2 Lubrification system for rotating machines and pumps |
| 12/18/2002 | CN2526531Y Float-automatic drainer |
| 12/18/2002 | CN1385615A Valve board structure |
| 12/18/2002 | CN1096569C Suction side silencer and seal type electric compressor |
| 12/18/2002 | CN1096568C Compressor |
| 12/17/2002 | US6496339 Electric power supply device and equipment using thereof |
| 12/17/2002 | US6494930 Oil separator having a tortuous path disposed between an inlet and first outlet |
| 12/17/2002 | US6494690 Hermetic compressor |
| 12/17/2002 | US6494293 Opening and closing system for oil path of linear compressor |
| 12/12/2002 | WO2002099281A1 System for supply of compressed air and vehicle including a system for supply of compressed air |
| 12/12/2002 | WO2002099280A1 Multi-stage piston-type vacuum pump and method for operating this pump |
| 12/12/2002 | WO2002071575A3 Motor with divided stator having bonded laminations |
| 12/12/2002 | WO2002063168A3 Compressor system |
| 12/12/2002 | US20020187057 Compressors for providing automatic capacity modulation and heat exchanging system including the same |
| 12/12/2002 | US20020187050 Compressor with a capacity modulation system utilizing a re-expansion chamber |
| 12/12/2002 | US20020185333 Suction muffler |
| 12/11/2002 | EP1265338A2 Vacuum pump |
| 12/11/2002 | EP1264987A1 Variable displacement type compressor |
| 12/11/2002 | EP1264986A1 Swash plate and compressor utilizing the same |
| 12/11/2002 | CN1384905A 线性压缩机 Linear Compressor |
| 12/11/2002 | CN1384901A Compressor and refrigerant system using the same |
| 12/11/2002 | CN1384588A Permanent magnetic rotary motor and its compressor with the motor |
| 12/11/2002 | CN1384286A Valve assembly of reciprocating compressor |
| 12/11/2002 | CN1095937C Closed-type electrically-driven compressor |
| 12/11/2002 | CN1095936C Structure for controlling internal pulsation of compressor |
| 12/10/2002 | US6491506 Linear compressor |
| 12/10/2002 | CA2042288C Reciprocating vacuum pump |
| 12/05/2002 | WO2002073034A3 Piston lubrication system for a reciprocating compressor with a linear motor |
| 12/05/2002 | US20020182097 Oil leak Prevention Structure for vacuum pump |
| 12/05/2002 | US20020178908 Compressor |
| 12/05/2002 | DE10128225C1 Saugschalldämpfer Suction muffler |
| 12/05/2002 | DE10127082A1 Multiple stage piston vacuum pump has pair of pistons defining multiple pumping stages with inlet and outlet valves |
| 12/04/2002 | EP1261805A1 Sound absorber for compressors |
| 12/04/2002 | EP1261804A2 Compressor assembly |
| 12/04/2002 | CN2523986Y Improved structure of small oil tank of slide valve vacuum pump |
| 12/04/2002 | CN1382910A Compressor piston with reduced exhaust cross gap |
| 12/04/2002 | CN1382908A Sealed structure for casing of compressor |