Patents for F04D 25 - Pumping installations or systems specially adapted for elastic fluids (17,127) |
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08/26/1992 | EP0500429A1 Heat exchanger |
08/26/1992 | EP0499698A2 Ventilator drive with fluid friction coupling |
08/26/1992 | CN2114051U Infrared following head-rotating means for electric fans |
08/26/1992 | CN2114050U Electric fan |
08/26/1992 | CN2114049U Starting mechanism for permasyn electric fan |
08/26/1992 | CN2114048U Ceiling fan with rotary colour lights |
08/26/1992 | CN2114047U Fluid-driven electric fan |
08/20/1992 | WO1992014062A1 Compressor system in a subsea station for transporting a well stream |
08/20/1992 | WO1992014061A1 A method of operating a compressor system in a subsea station for transporting a well stream, and a compressor system in a subsea station for transporting a well stream |
08/19/1992 | EP0499504A1 Rotating machine of the compressor or turbine type for the compression or expansion of a dangerous gas |
08/19/1992 | EP0499166A1 Axial fan unit |
08/19/1992 | EP0499104A1 Air-conditioning system |
08/19/1992 | CN2113367U Ring blowing electric fan |
08/19/1992 | CN2113366U Electronic killing mosquito cold/hot wind electric fan |
08/19/1992 | CN2113365U Wasitaband electric fan |
08/19/1992 | CN2113364U Charging type dual-purpose pocket electric fan |
08/13/1992 | CA2060793A1 Revolving machine of the compressor or turbine type for compressing or releasing a dangerous gas |
08/12/1992 | CN2112710U Stepless adjuster for electric fan swing angle |
08/12/1992 | CN2112709U Fan in purse |
08/12/1992 | CN2112708U Stator connecting device for industrial heat radiation fan |
08/12/1992 | CN1017821B Draught fan by wind force |
08/11/1992 | US5136837 Aircraft engine starter integrated boundary bleed system |
08/06/1992 | WO1992013196A1 Rotary pump |
08/05/1992 | CN2112023U Draught fan |
08/05/1992 | CN1017742B Ceiling fan |
08/04/1992 | US5135365 Waterproof overhead fan |
08/04/1992 | US5135363 Miniaturized direct current fan |
08/04/1992 | CA1305994C Electronically commutated motor, blower integral therewith, and stationary and rotable assemblies therefor |
07/30/1992 | DE4201486A1 Oil-free screw compressor installation - has turbo supercharger which raises atmospheric air pressure prior to compressor entry |
07/29/1992 | CN2111391U Fan swaying device |
07/29/1992 | CN2111390U Universal electric fan |
07/28/1992 | US5133325 Mechanical drive mechanism for a supercharger of an internal combustion engine |
07/28/1992 | US5133194 Air cycle machine and fan inlet/diffuser therefor |
07/23/1992 | CA2049480A1 Low profile ventilation fan |
07/22/1992 | CN2110731U Mosquito-killing electric fan |
07/22/1992 | CN1062960A Full mechanical construction swing fan |
07/21/1992 | US5131810 Fan with rotatable grill |
07/15/1992 | CN2110111U Multifunction fan with 360deg. rotation |
07/15/1992 | CN2110110U Electric fan with arc fan vane |
07/15/1992 | CN2110109U Mini-wind healthy fan with adjustable wind rate |
07/15/1992 | CN2110108U Electric fan with circular blow |
07/08/1992 | EP0493654A1 Portable electric blower |
07/08/1992 | EP0493428A1 Pump or compressor unit. |
07/08/1992 | CN2109470U All-direction adjustable electric fan device |
07/08/1992 | CN2109469U Vertical shaft type electric fan |
07/08/1992 | CN2109468U Multifunctional portable travel electric fan |
07/08/1992 | CN2109467U Power saving fan |
07/07/1992 | US5127798 Air mixer |
07/07/1992 | US5127796 Rotary pump having an encapsulated motor |
07/01/1992 | CN2108814U Multi-step pumping installation capable of changing direction of output air for electric fan |
07/01/1992 | CN2108813U Fan capable of ventilating to all space |
07/01/1992 | CN1062405A Stepless regulator of angle for oscillating electric fan |
06/30/1992 | US5125806 Integrated variable speed compressor drive system |
06/30/1992 | US5125797 Portable water driven high velocity fan |
06/25/1992 | WO1992010682A1 Radial ventilator |
06/23/1992 | US5123299 Gear box of air fan |
06/17/1992 | CN2107555U Electric fan swing angle regulator |
06/17/1992 | CN2107554U Health care electric fan |
06/17/1992 | CN2107553U Energy-saving fan for brick and tile manufacturing |
06/17/1992 | CN2107552U Stereo wind electric fan |
06/11/1992 | DE4038775A1 Ventilator fan driven by electric motor - has electrical screw connection of electric motor to fit light socket and provided with centre and side contacts |
06/10/1992 | EP0489672A1 Double flow ventilation unit, particularly for a technical compartment |
06/10/1992 | EP0489466A2 Centrifugal actuating device for pushing or pulling an element to be operated |
06/10/1992 | CN2106926U Wind-direction adjustable macro-controller for electric fans |
06/10/1992 | CN2106925U Cooling electric fan |
06/10/1992 | CN2106924U Domestic rocking electric fan |
06/10/1992 | CN2106923U Electric fan using natural cold source |
06/10/1992 | CN2106922U Electric fan with a atomizer |
06/10/1992 | CN2106921U Miniature apparatus for dust-aspirating and illuminating |
06/03/1992 | EP0488961A1 A fan, particularly for motor vehicles |
06/03/1992 | EP0377609B1 Mechanical drive of the charging blower of internal combustion engines |
06/03/1992 | CN2106250U Ball shape full angle electric fan |
06/03/1992 | CN1061648A Rotary fan type energy saving pneumatic purification method and apparatus |
06/02/1992 | US5118251 Compound turbomolecular vacuum pump having two rotary shafts and delivering to atmospheric pressure |
05/27/1992 | EP0487141A2 Blower unit for raising gas-flows |
05/27/1992 | CN2105582U Combined electric fan base |
05/27/1992 | CN2105581U 翼式吊扇 Ceiling wing |
05/27/1992 | CN2105580U High-temp. axial-flow fan |
05/27/1992 | CN2105579U Electric fan with radio-recorder |
05/27/1992 | CN2105578U Water flow driving pump |
05/27/1992 | CN2105577U Wind driving impeller submerged pump |
05/20/1992 | CN2104964U Ventilation fan with rotary vanes |
05/20/1992 | CN2104963U Safety fan |
05/20/1992 | CN2104962U Electrical fan giving hot or cold wind |
05/19/1992 | US5114317 Low weight fan with internal cooling |
05/13/1992 | CN2104331U Gear box shell cover of electric fan waving unit |
05/06/1992 | CN2103682U Dual-purpose pushing and pulling type head-shaking switch |
05/06/1992 | CN2103681U Device capable of stepless speed regulating rotary blade |
05/06/1992 | CN2103680U Perfume electric fan |
05/06/1992 | CN2103679U Multi-way micro-sound air pump |
05/06/1992 | CN2103678U Auto-fan for bicycle |
05/06/1992 | CN1060906A Transport refrigeration system |
05/05/1992 | US5110266 Electric blower having improved return passage for discharged air flow |
05/05/1992 | US5110264 Variable speed turbo vacuum pump |
05/05/1992 | US5110263 Convertible floor and window fan |
04/30/1992 | WO1992007192A1 Blade unit for producing a radial current of air and electric fan using same |
04/29/1992 | EP0482921A2 Transport refrigeration system |
04/25/1992 | CA2053451A1 Transport refrigeration system |
04/23/1992 | DE4033104A1 Electrically driven room ventilator - has flat detachable fan blades inserted in holder at sides |
04/22/1992 | CN2102393U Mosquito trapping fan |