| Patents for F04D 25 - Pumping installations or systems specially adapted for elastic fluids (17,127) |
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| 01/01/2004 | US20040001758 Lockable quick-release blade assembly for ceiling fans |
| 12/31/2003 | WO2004001230A1 Apparatus for controlling the pressure in a process chamber and method of operating same |
| 12/31/2003 | WO2004001222A1 Impeller for compact turbo machines |
| 12/31/2003 | WO2003086164A3 A low noise aspirator and/or ventilator device |
| 12/31/2003 | WO2003031815A3 Downhole well pump |
| 12/31/2003 | CN2596075Y Two direction ventilation fan |
| 12/31/2003 | CN1464203A Angle-converting fan head-shaking mechanism unloading protective apparatus |
| 12/31/2003 | CN1464202A Angle-converting fan head-shaking mechanism unloading protective apparatus |
| 12/31/2003 | CN1464201A Electric fan definite quantity marking trochoid angle modulation apparatus |
| 12/31/2003 | CN1464200A Electric fan self-acting type stepless angle modulation apparatus |
| 12/30/2003 | US6670737 Motor having removable poles with positioning structures |
| 12/30/2003 | US6669446 Interchangeable fan blade system |
| 12/30/2003 | US6669440 Dual-chamber air pump |
| 12/30/2003 | US6668911 Pump system for use in a heat exchange application |
| 12/26/2003 | CA2412975A1 Lockable quick-release blade assembly for ceiling fans |
| 12/25/2003 | US20030235503 Ceiling fan blade |
| 12/24/2003 | DE20316311U1 Rotor assembly has connecting holder on end section of housing section formed by hub, and metal ring has through-hole with connecting component at end for coupling with connecting holder |
| 12/24/2003 | DE20315606U1 Cooling device has two fans, each with blade assembly connected to shaft, and second fan has cantilever arms extending from shaft in different directions in order to be connected to inner circumference of lower housing section |
| 12/23/2003 | US6666652 Slide in, hook and fold out ceiling fan blades |
| 12/23/2003 | US6666647 Neck fan for personal cooling |
| 12/23/2003 | US6666017 Counterrotatable booster compressor assembly for a gas turbine engine |
| 12/23/2003 | CA2352021C Turbocharger shaft dual phase seal |
| 12/18/2003 | WO2003104001A1 Center console dual centrifugal fan blower |
| 12/18/2003 | US20030231968 Fan structure |
| 12/18/2003 | US20030231962 Fan with driving gear |
| 12/18/2003 | US20030230070 Single rotor turbine |
| 12/17/2003 | CN2592909Y Combined rocking head mechanism for electric fan |
| 12/16/2003 | US6664673 Cooler for electronic devices |
| 12/16/2003 | US6663342 Composite heat-dissipating system and its used fan guard with additional supercharging function |
| 12/14/2003 | CA2432352A1 Quick mount lighting assembly for ceiling fans |
| 12/11/2003 | US20030228234 Axial flow fan structure |
| 12/11/2003 | US20030228219 Motor mounting structure |
| 12/11/2003 | US20030228215 Thin-form centrifugal fan |
| 12/11/2003 | US20030228213 Center console dual centrifugal fan blower |
| 12/11/2003 | US20030228142 Ceiling mounted heating and cooling device and method therefor |
| 12/11/2003 | US20030226746 Switch casing assembly for ceiling fan |
| 12/11/2003 | DE20315105U1 Ceiling fan with air sterilization, cleaning device, for room, has bolts passed through holes to secure covers to plate with protruding parts to which hook rings are fixed by bolts to fix light tube inside fan |
| 12/11/2003 | DE20211857U1 Lüfteranordnung zur Kühlung von Kraftfahrzeug-Motoren Fan assembly for cooling motor vehicle engines |
| 12/10/2003 | EP1370125A1 Device for the passage of air |
| 12/10/2003 | EP1220633B1 Impeller and housing assembly with reduced noise and improved airflow |
| 12/10/2003 | EP0982501B1 Embedded air extractor |
| 12/10/2003 | CN2591285Y Radiating fan |
| 12/10/2003 | CN2591284Y Radiating fan |
| 12/10/2003 | CN1461387A High pressure multi-stage centrifugal compressor |
| 12/09/2003 | US6661144 Electromotive drive |
| 12/09/2003 | US6661141 Blower |
| 12/09/2003 | US6659721 High efficiency ceiling fan blades |
| 12/04/2003 | US20030223892 Compact turbocharger |
| 12/04/2003 | US20030223869 Do-it-yourself ceiling fan with ceiling lamp |
| 12/04/2003 | US20030223864 Fan structure having horizontal convection |
| 12/03/2003 | EP1366299A1 Air impeller and a housing for such an impeller |
| 12/03/2003 | CN2589702Y Oscillating angularly adjustable device for electric fan |
| 12/03/2003 | CN1459556A Returnable pressurzing air compressor for gas turbine |
| 12/03/2003 | CN1129745C Bell type opening device of ceiling type air conditioner |
| 12/02/2003 | US6655929 Cooling fan dust guard |
| 12/02/2003 | US6655926 Portable blower |
| 12/02/2003 | US6655908 Heat-dissipating assembly |
| 12/02/2003 | US6655821 Quick engaging device for connecting lamp shade to connection port of ceiling fan |
| 11/27/2003 | WO2003098051A1 Air extractor with a removable front lid |
| 11/27/2003 | WO2003098050A1 Self-opening air extractor |
| 11/27/2003 | US20030219340 Ceiling fan blade attachment assembly |
| 11/27/2003 | US20030217546 Counterrotatable booster compressor assembly for a gas turbine engine |
| 11/26/2003 | EP1365154A2 Counterrotatable booster compressor assembly for a gas turbine engine |
| 11/26/2003 | CN2588082Y Safety-increased axial flow blowing fan for explosion-resisting frequency-changing speed-adjusting motor |
| 11/26/2003 | CN1458424A Fan station without brattice equipped with low pressure large flow auxiliary fan |
| 11/25/2003 | US6652246 Centrifugal fan having upside-down mounted structure |
| 11/25/2003 | US6652236 Fan blade assembly and method of assembling |
| 11/25/2003 | US6652225 Fan with integrated fan motor |
| 11/25/2003 | US6652223 Fan structure having horizontal convection |
| 11/20/2003 | WO2003095908A1 A method in connection with a refrigeration apparatus and a refrigeration apparatus |
| 11/20/2003 | WO2003095812A1 Variable, exhaust-gas turbocharger with an auxiliary drive for an internal combustion engine |
| 11/20/2003 | WO2003058806A3 Multiple fault redundant motor |
| 11/20/2003 | US20030215340 Inflatable product provided with built-in battery case and socket |
| 11/20/2003 | US20030215339 Multi-stage gas compressor system |
| 11/20/2003 | CA2398800A1 Multi-stage gas compressor system |
| 11/19/2003 | EP1362209A1 Device for ventilation and/or air circulation |
| 11/19/2003 | CN2587104Y Improved structure of motor |
| 11/19/2003 | CN2586834Y Electric fan having multiple oscillating angle |
| 11/19/2003 | CN2586833Y Thermal fan of compound arrangement |
| 11/18/2003 | US6648613 Fan blower assembly with one-piece air diffuser and bayonet-style end cap |
| 11/18/2003 | US6648594 Turbocharger |
| 11/18/2003 | US6648590 Parallel fan |
| 11/18/2003 | US6648488 Quick mount lighting assembly for ceiling fans |
| 11/18/2003 | US6648065 Heat-dissipating module |
| 11/13/2003 | US20030210994 Inflation/deflation device having spring biased valve |
| 11/13/2003 | US20030210992 Heat-dissipating device |
| 11/13/2003 | US20030210983 Mounting mechanism for ceiling fan outer casing |
| 11/13/2003 | US20030210982 Multi-rotor ceiling fan structure capable of stably revolving round a central axis thereof |
| 11/13/2003 | US20030210981 Blower unit for air conditioner |
| 11/13/2003 | US20030209343 Pump system for use in a heat exchange application |
| 11/12/2003 | CN1455850A Electric fan which can be used as heater at same time |
| 11/12/2003 | CN1455470A Efficient energy-saving fan capable of feeding air for fuel cell |
| 11/11/2003 | US6644928 Retractable suspension device of a ceiling fan |
| 11/11/2003 | US6644927 Decorative cover for a ceiling fan suspension rod |
| 11/11/2003 | US6644925 Blade rack structure for a ceiling fan |
| 11/11/2003 | US6644300 Portable blower heater/cooler apparatus |
| 11/06/2003 | US20030206796 Venturi fan |
| 11/05/2003 | EP1359326A1 Centrifugal drive device for automatic opening of fan louvers |
| 11/05/2003 | EP1359325A2 A switchable inflation device |
| 11/05/2003 | EP1147318B1 Power driven device with centrifugal fluid circulation, such as a motor pump or a motor compressor |