| Patents for F01D 1 - Non-positive-displacement machines or engines, e.g. steam turbines (3,766) |
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| 05/06/1999 | WO1999022117A1 An air turbine motor |
| 03/25/1999 | WO1999013932A1 Medical ventilator |
| 03/18/1999 | DE19644852A1 Procedure for the concentration and energy usage of flow energy in parallel flows |
| 03/16/1999 | US5881549 Reheat enhanced gas turbine powerplants |
| 03/03/1999 | EP0898640A1 A steam turbine |
| 02/23/1999 | US5874798 Micro-turbo generator device |
| 02/09/1999 | CA2169779C Power generation system |
| 02/03/1999 | EP0894184A1 Control arrangement and method for introducing overload steam into a steam turbine |
| 02/03/1999 | EP0894183A1 Process for the rotational driving of a turbine by means of an ejector device |
| 01/13/1999 | EP0601119B1 Forward skew fan with rake and chordwise camber corrections |
| 01/07/1999 | EP0788583B1 Nozzle arrangement for an open-jet water turbine |
| 12/23/1998 | WO1998057848A1 Contra-rotating ducted impellers |
| 12/08/1998 | US5845398 Turbine of thermostructural composite material, in particular a turbine of large diameter, and a method of manufacturing it |
| 12/02/1998 | CN1200787A Power generator driven by environment's heat |
| 11/11/1998 | CN1198503A Air compression power device |
| 10/22/1998 | WO1998046886A1 Rotary vortical machine |
| 10/22/1998 | WO1998046062A2 Toroidal turbine |
| 10/13/1998 | US5820339 Turbine wheel for drive turbine especially of metal working machinery |
| 09/30/1998 | EP0837989A4 A rotor |
| 09/24/1998 | WO1998041762A2 Toroidal turbine |
| 09/23/1998 | EP0865569A1 Propulsion engine driven by rotary rockets |
| 09/23/1998 | CN1193686A Turbine expansion jet steam turbine |
| 09/16/1998 | CN1193377A 叶轮 Impeller |
| 09/12/1998 | CA2199781A1 Hydraulic engines with at least two counterrotating runners |
| 09/01/1998 | US5800151 Method of generating a transverse tooth profile of a screw rotor |
| 09/01/1998 | US5800121 Pneumatic electric generating system |
| 08/26/1998 | EP0859904A1 Power generator driven by environment's heat |
| 08/26/1998 | CN1191276A Axial turbine of tubocharger |
| 08/05/1998 | EP0839284A4 Multi-stage rotary fluid handling apparatus |
| 07/23/1998 | WO1998031923A1 Steam turbine |
| 07/23/1998 | WO1998031921A1 Steam turbine |
| 07/23/1998 | DE19701020A1 Dampfturbine Steam turbine |
| 07/23/1998 | DE19700899A1 Dampfturbine Steam turbine |
| 07/23/1998 | DE19700897A1 Steam turbine with reaction and action stages |
| 07/07/1998 | US5775878 Turbine of thermostructural composite material, in particular of small diameter, and a method of manufacturing it |
| 06/25/1998 | WO1998027330A1 Ramjet engine for power generation |
| 06/25/1998 | CA2274709A1 Ramjet engine for power generation |
| 06/24/1998 | EP0756667B1 Gas turbine airfoil clocking |
| 06/17/1998 | EP0848150A2 Cleaning device for the turbine of a turbocharger |
| 05/27/1998 | CN1182825A Coaxial counter-rotation type turbine engine |
| 05/19/1998 | CA2097300C Fluid energy conversion apparatus |
| 05/06/1998 | EP0839284A1 Multi-stage rotary fluid handling apparatus |
| 05/06/1998 | EP0839278A1 Multistage two-phase turbine |
| 04/29/1998 | EP0838532A1 Process for the recovery of aluminium and energy from used packages of the "tetrabrick" type and oven for implementing such process |
| 04/29/1998 | EP0837989A1 A rotor |
| 04/22/1998 | EP0837223A2 Axial flow turbine machine |
| 04/22/1998 | CN1179503A Blade for axial-flow type fluid machinery |
| 04/21/1998 | CA2169781C Rotor shaft for a steam turbine |
| 04/21/1998 | CA2169780C Steam turbine |
| 04/01/1998 | EP0833060A2 Blade for axial fluid machine |
| 03/25/1998 | EP0831203A2 Blading for a steamturbine of a combined cycle power generation system |
| 03/25/1998 | EP0830500A1 Improved method and apparatus for power generation |
| 03/19/1998 | WO1998011325A1 Power generator driven by environment's heat |
| 03/19/1998 | CA2236219A1 Power generator driven by environment's heat |
| 03/17/1998 | US5727388 Solar activated positive displacement piston pump-rotor drum turbine |
| 03/10/1998 | US5724934 Modular rotary engine, and oil slinger and race seal subassemblies thereof |
| 02/24/1998 | US5720799 Multistage two-phase turbine |
| 02/05/1998 | DE19631473A1 Internal combustion engine with cylindrical chamber in rotor casing |
| 01/20/1998 | US5709076 Method and apparatus for power generation using rotating ramjet which compresses inlet air and expands exhaust gas against stationary peripheral wall |
| 12/16/1997 | US5697772 Screw rotor and method of generating tooth profile therefor |
| 12/10/1997 | EP0811752A1 Centrifugal gas turbine |
| 12/02/1997 | US5692247 Exhaust fan |
| 11/26/1997 | EP0808989A1 Impeller for a radial turbine |
| 11/23/1997 | CA2207140A1 Radial turbine wheel |
| 11/20/1997 | WO1997043522A1 A steam turbine |
| 11/18/1997 | US5687560 Steam raising apparatus for performance enhanced gas turbine powerplants |
| 11/12/1997 | EP0805909A1 Hybrid two-phase turbine |
| 11/06/1997 | WO1997041335A1 Control arrangement and method for introducing overload steam into a steam turbine |
| 10/30/1997 | WO1997040259A1 A non-blade steam turbine |
| 10/30/1997 | WO1997040258A1 Process for the rotational driving of a turbine by means of an ejector device |
| 10/30/1997 | CA2252471A1 Process for the rotational driving of a turbine by means of an ejector device |
| 10/21/1997 | US5678408 Performance enhanced gas turbine powerplants |
| 09/30/1997 | US5671601 Geothermal power plant operating on high pressure geothermal fluid |
| 09/23/1997 | US5669340 Two-cycle engine employing a flywheel |
| 09/22/1997 | CA2172294A1 Rotating wing unit |
| 09/11/1997 | DE19608602A1 Glandless flow machine with radial rotor e.g. centrifugal pump for chemical materials |
| 09/09/1997 | US5664420 Multistage two-phase turbine |
| 08/26/1997 | US5660038 Rotary jet engine |
| 08/14/1997 | WO1997029271A1 Steam turbine, its rotor shaft and heat resistant steel |
| 08/13/1997 | EP0788583A1 Nozzle arrangement for an open-jet water turbine |
| 07/29/1997 | US5651661 Turboexpander |
| 07/09/1997 | CN1153864A Vaneless steam turbine |
| 07/02/1997 | EP0781896A1 Rotorwheel for impulsturbines |
| 06/19/1997 | WO1997021915A1 Propulsion engine driven by rotary rockets |
| 06/17/1997 | US5639208 Rotary turbine and rotary compressor |
| 04/30/1997 | CN1148673A Large-diameter impeller made of composite thermal structural material and production method thereof |
| 04/23/1997 | EP0674735A4 Exhaust fan. |
| 04/23/1997 | EP0563404B1 Fluid energy apparatus |
| 04/17/1997 | DE19546474C1 Internal combustion engine with rotor housing having cylindrical chamber |
| 04/17/1997 | DE19526860A1 Radial internal combustion engine turbine, e.g. for vehicles |
| 04/09/1997 | CN1034525C Impulse turbine with drum rotor |
| 03/12/1997 | EP0761978A1 Thermostructural composite material rotor, particularly of large diameter and its method of manufacturing |
| 03/12/1997 | EP0761977A1 High temperature composite material impellor, particularly of small diameter, and its manufacturing method |
| 03/12/1997 | EP0607357B1 Method of driving a turbine in rotation by means of a jet device |
| 03/04/1997 | CA2169782C Heat resisting steel |
| 03/01/1997 | CA2184522A1 Turbine of thermostructural composite material, in particular a turbine of large diameter, and a method of manufacturing it |
| 02/05/1997 | EP0756667A1 Gas turbine airfoil clocking |
| 01/30/1997 | WO1997003291A1 A rotor |
| 01/23/1997 | WO1997002407A1 Centrifugal gas turbine |
| 01/07/1997 | US5590518 Hydrogen-rich fuel, closed-loop cooled, and reheat enhanced gas turbine powerplants |