| Patents for F04B 41 - Pumping installations or systems specially adapted for elastic fluids (2,502) |
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| 06/28/2005 | US6910333 Rankine cycle device of internal combustion engine |
| 06/23/2005 | US20050135942 Streamlined unobstructed one-pass axial-flow pump |
| 06/22/2005 | EP1064462B1 An apparatus for high pressure pumping or homogenizing liquids |
| 06/16/2005 | US20050127743 Air system instalation to be applied in tractors, combine harvesters, crop-sprayers, sewers, grain augers, hoppers, trailers, wagons, carts and towing vehicles to support and transport different kinds of cargos such as cereals |
| 06/16/2005 | US20050126383 Fluid circuit system |
| 06/14/2005 | US6905317 Oil pump apparatus |
| 06/09/2005 | US20050123407 System and method for noise attenuation of screw compressors |
| 06/09/2005 | US20050121345 Compressor packing member |
| 06/01/2005 | CN1623039A Liquid cooled electric driven rotordynamic system |
| 05/25/2005 | DE102004042054A1 Vorrichtung zum Zuführen von Unterdruck An apparatus for supplying negative pressure |
| 05/25/2005 | CN1620581A 空调机 Air conditioners |
| 05/05/2005 | US20050095142 Negative pressure supply apparatus |
| 05/03/2005 | US6887173 Inflatable articles with self-contained inflation mechanism |
| 04/28/2005 | US20050089406 Portable electronic air compressor |
| 04/26/2005 | US6883565 Air pump for bicycles |
| 04/26/2005 | US6883247 Gas delivery system |
| 04/14/2005 | WO2005033516A1 Quiet fluid pump |
| 04/13/2005 | EP1522430A1 Method and device to increase the pressure of gases |
| 03/30/2005 | CN1601082A Package-type fluidic apparatus |
| 03/24/2005 | US20050063844 Package-type fluidic apparatus |
| 03/23/2005 | EP1517043A2 Package-type fluidic apparatus |
| 03/16/2005 | CN1596070A Electronic proportioner using continuous metering and correction |
| 03/16/2005 | CN1594882A Air compressor and control method therefor |
| 03/10/2005 | US20050053483 Air compressor and control method therefor |
| 03/10/2005 | US20050053469 Multiple-compressor system having base and trim compressors |
| 03/10/2005 | DE10392382T5 Luftkompressor mit verbesserter Tragbarkeit von Hand Air compressor with improved portability of hand |
| 03/09/2005 | EP1511575A1 Adjustable flow texture sprayer with peristaltic pump |
| 03/03/2005 | WO2005019744A1 Vacuum device |
| 03/01/2005 | US6860103 Multiple-compressor system having base and trim compressors |
| 02/24/2005 | WO2005017355A2 Portable air compressor |
| 02/23/2005 | CN1584332A Method and apparatus for producing high-pressure gas with long-tube winding |
| 02/17/2005 | DE202004015599U1 Vakuumpumpensystem mit mehreren Pumpen Vacuum system with multiple pumps |
| 02/17/2005 | DE10392502T5 Kolbenpumpe Piston pump |
| 02/16/2005 | CN2679395Y Multi-row closed magic compressor having cylinder splitting |
| 02/16/2005 | CN1580558A Gear volume-changing reciprocating compressor and pump |
| 02/10/2005 | US20050031458 Portable air compressor |
| 02/09/2005 | CN1576540A 负压泵 Vacuum pump |
| 02/03/2005 | US20050025634 Controlling pressure in a process chamber by variying pump speed and a regulator valve, and by injecting inert gas |
| 02/02/2005 | CN1573633A Pressure switch mechanism and air compressor using the same mechanism |
| 02/02/2005 | CN1187559C Freezer |
| 01/27/2005 | DE10328416A1 Compressor plant for compressed air and nitrogen has compressed air and compressed nitrogen tanks, and selectively permeable gas filter to produce nitrogen of high purity, e.g. for tire inflaters etc. |
| 01/26/2005 | CN2674144Y Inflation pump used for vehicles |
| 01/26/2005 | CN1571908A Refrigerating equipment |
| 01/25/2005 | US6845614 Hydraulic valve system |
| 01/11/2005 | CA2326788C Locomotive air compressor with an electric motor supported by an external bearing |
| 01/06/2005 | US20050002805 Wobble piston pump with carbon graphite cylinder |
| 01/05/2005 | CN1561248A Inflatable articles with self-contained inflation mechanism |
| 12/30/2004 | US20040265132 Pressure switch mechanism and air compressor using the same mechanism |
| 12/29/2004 | EP1490597A1 Method and apparatus for compressing a gas to a high pressure |
| 12/28/2004 | US6834636 Single-ended barrel engine with double-ended, double roller pistons |
| 12/23/2004 | US20040260441 Method of controlling a compressor driven by the engine of a vehicle |
| 12/23/2004 | US20040258533 Method of managing time, at which maintenance in a gas compressor multiple system should be carried out |
| 12/14/2004 | US6829892 Engine exhaust system pneumatic pump |
| 12/14/2004 | CA2231744C Air cooled air compressor aftercooler |
| 12/09/2004 | WO2004107534A1 A multi-purpose machine with two operating devices actuated by a single electric motor |
| 12/09/2004 | WO2004106741A1 Apparatus for connecting together at least two compressors used in refrigeration or air conditioning systems |
| 12/09/2004 | US20040247452 Method of controlling a plurality of compressors |
| 12/01/2004 | CN1550943A Method of managing time, at which maintenance in system of a plurality of gas compressors should be carried out |
| 12/01/2004 | CN1550738A Method of controlling a plurality of compressors |
| 11/18/2004 | US20040228743 Vehicle air compressor device |
| 11/18/2004 | US20040226458 Vacuum producing appliance |
| 11/17/2004 | EP1477679A2 Method of controlling a plurality of compressors |
| 11/17/2004 | EP1477677A1 Method of managing time, at which maintenance in system of a plurality of gas compressors should be carried out |
| 11/16/2004 | US6817495 Portable tool box |
| 11/16/2004 | CA2363062C Bottom entry pumping system with tertiary containment |
| 11/11/2004 | DE10256072B4 Ölpumpenvorrichtung The oil pump apparatus |
| 11/10/2004 | EP1475575A1 Air conditioner |
| 11/10/2004 | EP1475535A1 Control system for process chamber pressure based on pump speed, valve opening and neutral gas injection |
| 11/10/2004 | EP1474303A1 Method of controlling a compressor driven by the engine of a vehicle |
| 11/10/2004 | CN1175173C Compressor system for producing compressed air |
| 11/04/2004 | WO2004094822A2 Air compressor with inlet control mechanism and automatic inlet control mechanism |
| 11/03/2004 | EP1451456A4 Integral air compressor for boost air in barrel engine |
| 11/02/2004 | US6810901 Air compressor with foot-actuated condensate valve |
| 10/28/2004 | US20040213679 Air compressor with inlet control mechanism and automatic inlet control mechanism |
| 10/28/2004 | DE102004007882A1 Luftkompressor und Verfahren zu seinem Steuern Air compressor and method for its control |
| 10/26/2004 | US6807855 Methods for testing fluid compressors |
| 10/20/2004 | EP1468190A1 Liquid cooled electric driven rotordynamic system |
| 10/20/2004 | EP1177382B1 Piston vacuum pump |
| 10/19/2004 | CA2379766C Method and apparatus for compressing a gas to a high pressure |
| 10/14/2004 | WO2004088140A1 Method for controlling a compressed air installation comprising several compressors, control box applied thereby and compressed air installation applying this method |
| 10/13/2004 | CN1536225A Suitcase type air compressor |
| 10/13/2004 | CN1536224A 空气压缩机 Air Compressor |
| 10/12/2004 | US6802696 Multistage compressor unit and method for regulating such multistage compressor unit |
| 10/07/2004 | US20040197200 Air compressor assembly |
| 10/07/2004 | US20040197197 Multistage compressor for compressing gases |
| 10/06/2004 | CN2646416Y Precise release and control device for cascade plunger pump |
| 10/06/2004 | CN1534194A Air compressor and its controlling method |
| 10/05/2004 | US6799506 Vacuum producing appliance |
| 09/30/2004 | US20040193330 Method and system for controlling compressors |
| 09/30/2004 | US20040191073 Air compressor and method for controlling the same |
| 09/29/2004 | EP1462652A2 Method and system for controlling compressors |
| 09/23/2004 | WO2004080744A1 Regenerative air hybrid engine |
| 09/23/2004 | DE102004005117A1 Fahrzeugluftkompressorvorrichtung Car air compressor device |
| 09/21/2004 | US6795753 Compressor control module |
| 09/21/2004 | US6792846 Gas delivery system |
| 09/15/2004 | EP1455567A1 Electronic proportioner using continuous metering and correction |
| 09/09/2004 | US20040175276 Air compressor with improved hand portability |
| 09/09/2004 | US20040175273 Compressed air system and method of control |
| 09/01/2004 | EP1451456A1 Integral air compressor for boost air in barrel engine |
| 08/26/2004 | US20040163613 System for supply of compressed air and vehicle including a system for supply of compressed air |