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