Patents for F03B 3 - Machines or engines of reaction type; Parts or details peculiar thereto (4,859)
01/2005
01/20/2005US20050013690 Component assembly for reconfiguring a centrifugal pump
01/20/2005DE202004016159U1 Underwater turbine with laminar flow output has a profiled duct with a central coaxial drive unit and with a non ducted impeller with at least two blades
01/20/2005CA2531653A1 Extracting energy from flowing fluids
01/19/2005EP1131556A4 Hydraulic turbine assembly
01/19/2005CN1566623A Hydraulic turbine increasing power generation by lengthening arm of force
01/18/2005US6844075 Silicon bonding layer, tantalum or niobium aluminate inter-mediate layer resistant to solid state subsurface reactions and topcoat inert to reactions with silica at high tempera-tures; gas turbine engines, heat exchangers
01/13/2005US20050008475 Hydraulic turbine with enhanced dissolved oxygen
01/13/2005US20050005592 Hollow turbine
01/12/2005EP1496250A2 Hydraulic turbine for enhancing the level of dissolved oxygen in water
01/12/2005CN1563702A Hydraulic generating set using moving upset vane waterflow vehicle
01/11/2005US6841893 Hydrogen production from hydro power
01/04/2005CA2388513C Power station using ocean currents
12/2004
12/30/2004US20040265117 Hydraulic turbine draft tube with enhanced dissolved oxygen
12/30/2004DE10325698A1 Rotor for a hydraulic machine especially a Francis turbine has many rotor blades with curved leading and trailing edges connected to rim and base of turbine
12/29/2004EP1491765A2 Hydraulic turbine draft tube comprising a gas distribution manifold
12/29/2004CN2667190Y Hydraulic and wind power combined generator
12/28/2004US6835043 Hydraulic turbine feed tank
12/22/2004CN2665392Y Mixed flow turbine rotary wheel
12/22/2004CN1181274C Liquid-type power transmission mechanism
12/22/2004CN1181264C Axial flow pump impeller vane
12/16/2004US20040253097 Hydropowered turbine system
12/15/2004EP1486668A1 Impulse turbine, particularly of the reversible type
12/13/2004CA2469289A1 Impulse turbine, particularly of the reversible type
12/08/2004CN2661951Y Turbine
12/07/2004CA2252380C Sealing system for a hydraulic machine
11/2004
11/25/2004US20040234396 Method of generating electrical energy and apparatus for carrying out the method
11/24/2004EP1479661A2 Coating for silicon containing substrate
11/24/2004CN2658451Y Digital electrohydraulic control system for metal belt type stepless speed changer
11/24/2004CN2658419Y Water turbine of regulating angle of attack of blade by spring
11/24/2004CN1177134C Electric/mechanic operating mechanism of hydraulic turbine blades
11/24/2004CN1176767C Method for mfg. rotor-stator pair of cycloid device '
11/23/2004US6820333 Method of converting storage pumps into reversible pump-turbines
11/17/2004EP1282780B1 An impeller for an axial flow fan and a method of mounting a blade on a hub for such fan
11/04/2004US20040220701 Hydrogen production from hydro power
10/2004
10/28/2004US20040214025 Afterburner seals with heat rejection coats
10/27/2004CN2651463Y Small hydroelectric generating set
10/27/2004CN1173115C Involute screw water turbine for sea current power generation
10/21/2004WO2004077639A3 Pump or turbine, drive unit comprising such a pump or turbine and outboard motor
10/21/2004WO2003098032A3 Spiral pertaining to a turbo-machine
10/20/2004EP1238185A4 A single or multi-bladed rotor
10/20/2004CN2649798Y 管道叶轮发电机 Pipeline impeller generator
10/20/2004CN1538058A Method and equipment of generating using resistance by object running
10/20/2004CN1172084C Electric generator using sea wave energy
10/12/2004US6803135 Thermal barrier coating having low thermal conductivity
10/07/2004US20040197215 Method of converting storage pumps into reversible pump-turbines
09/2004
09/29/2004CN2644695Y Waterpower electricity generating system
09/29/2004CN1168896C Hydraulic and wind power combined generator for river and large wheel
09/28/2004US6797408 Low-sulfur article having a platinum-aluminide protective layer, and its preparation
09/22/2004CN1530538A Mixed-flow hydraulic turbine frequency-variable reel
09/10/2004WO2004077639A2 Pump or turbine, drive unit comprising such a pump or turbine and outboard motor
09/10/2004WO2004076170A1 Thermal barrier coating having low thermal conductivity
09/07/2004US6787934 Turbine system
09/02/2004US20040170501 Straight wing type wind and water turbine
09/01/2004CN2637758Y High efficient hydraulic generator
08/2004
08/26/2004US20040166356 Ceramic comprised of zirconium and rare earth oxides on such as turbines; electron beam physical vapor deposition
08/25/2004CN2635935Y Float electric generating station
08/17/2004US6777093 Containing dispersed particles of such as alumina, yttria or aluminum silicate; reduced cracking; improved environmental barrier coating adherence
08/12/2004DE10256008B3 Turbomachine e.g. compressor or water turbine, with relative movement of blade rear edges of guide grid blades upon alignment of blade front edges with flow direction
08/04/2004CN2630513Y River-floating water turbine set generating station
08/04/2004CN2630512Y Automatic air making-up device of central hole for water turbine
07/2004
07/29/2004WO2004063561A2 The waft system of water power generator
07/28/2004EP1440240A1 Generator for a hydro-electric station
07/28/2004EP1149241B1 Turbine driven with a fluid medium
07/27/2004US6768218 Small hydroelectric power generator
07/21/2004CN2627236Y Hydroelectric generator water wheel with no falling head
07/21/2004CN1514130A Actire passive dual purpose net cloth blade
07/08/2004DE10258557A1 Verfahren und Vorrichtung zur Reduktion von Druckschwankungen im Saugrohr einer Wasser-Turbine oder -Pumpe oder -Pumpturbine Method and device for reduction of pressure fluctuations in the induction pipe of a water turbine or pump or -Pumpturbine
07/06/2004US6759151 Comprised of rare earth silicate material; strength and durability in high temperature and chemically hostile environment
07/01/2004WO2004055362A1 Method and device for reducing pressure fluctuations in an induction pipe of a water turbine or water pump or water-pump turbine
07/01/2004US20040123923 Aircraft engine; diffusion coating
07/01/2004CA2510130A1 Method and device for reducing pressure fluctuations in an induction pipe of a water turbine or water pump or water-pump turbine
06/2004
06/30/2004EP1203160B1 Ribbon drive propulsion system and method
06/30/2004CN1508422A Water putertical power generating mechanism
06/23/2004EP1430220A2 Underwater ducted turbine
06/23/2004EP1259733B1 Radial water turbine
06/23/2004CN2621227Y Foward-counterflow hydraulic generator
06/17/2004US20040115410 forming the inner layer of a ceramic containing yettria stabilized zirconia as a heat resistance layer, then forming the outer layer of tantalum oxide over the inner layer
06/17/2004US20040115048 Turbine apparatus and governor for turbine
06/17/2004US20040115047 Hydraulic turbine with increased power capacities
06/16/2004CN1504640A Method of stored program controlled hydraulic pressure gas power generation and apparatus therefor
06/16/2004CA2412583A1 Spiral water turbine
06/10/2004WO2004048861A1 Energy complex
05/2004
05/27/2004US20040101401 Electromagnetic coupling device for control of hydraulic turbines
05/27/2004DE10215699B4 Axialkraftminderer für das Düsenlaufrad einer Strahlenturbine Axialkraftminderer for the nozzle turbine impeller of a beam
05/26/2004EP1421277A1 Hydroelectric plant
05/26/2004EP1163443B1 Rotor
05/26/2004CN2617946Y Low-speed water turbine
05/26/2004CN2617945Y Floating bridge hydraulic generator
05/20/2004US20040096690 SRZ-susceptible superalloy article having a protective layer thereon
05/20/2004US20040096329 System for a turbine with a gaseous or liquideous working medium
05/19/2004CN1497172A Turbomachine and speed regulator for turbomachine
05/19/2004CN1150377C Axial flow hydraulic turbine electric generator system
05/18/2004US6736601 Impeller for an axial flow fan and a method of mounting a blade on a hub for such fan
05/12/2004CN2615360Y Water flow power generating apparatus
05/12/2004CN1496444A Energy generating system
05/04/2004US6729843 Flow is redirected about the elbow of the draft tube; swirl flow is permitted around the splitter vane within the draft tube; efficiency; refrigerator door
05/04/2004US6729840 Hydroelectric powerplant
04/2004
04/15/2004WO2004031575A1 Hydrogen production from hydro power
04/15/2004WO2004031574A1 Francis turbine
04/15/2004WO2004031573A1 Hydraulic machine rotor
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