| Patents for F03B 13 - Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates (15,575) |
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| 08/24/1993 | US5238253 Regenerative turbine flow inducer for double or tandem mechanical seals |
| 08/11/1993 | EP0555144A1 Pump station |
| 08/05/1993 | WO1993015315A1 Power generation, preferably by utilisation of wave energy |
| 08/05/1993 | WO1993014890A1 Waste heap for generating rain to produce electricity |
| 08/05/1993 | DE4202395A1 Water vortex brake to produce heat - is diverted to recoil energy using centrifugal force or spring power to regulate rotary speed |
| 07/29/1993 | DE4202092A1 Tidal power generator - uses plastic truncated cone anchored to sea-bed with turbine driven by internal airflow caused by tide |
| 07/27/1993 | US5230215 Ocean current power generation system |
| 07/22/1993 | WO1993014314A1 Water turbines or pumps |
| 06/29/1993 | US5222863 Turbine multisection hydrojet drive |
| 06/29/1993 | US5222833 Shutter for hydro-pneumatic current flow harnessing system |
| 06/24/1993 | DE4143118A1 Energy recovery method e.g. for conventional piped steam and water supply systems - requires small turbine to extract kinetic energy which is converted into electrical energy, and used directly or stored |
| 06/09/1993 | EP0545885A1 Small water power plant using bulb turbine |
| 06/08/1993 | US5217324 Dynamic breakwater and pumping system |
| 06/08/1993 | CA1318796C Apparatus for converting extrinsic useless oscillation motions into useful torque |
| 05/26/1993 | CN1020940C Apparatus for converting extrinsic useless oscillation motions into useful torque |
| 05/18/1993 | US5211545 Arrangement for feeding water into a reservoir |
| 05/13/1993 | WO1993009347A1 Plant for the recovery of energy from waves in water |
| 04/28/1993 | EP0539000A1 Pelton wheel turbine |
| 04/22/1993 | WO1993008375A1 Fluid energy apparatus |
| 04/15/1993 | DE4143011C1 Floating wave machine for generating electrical power - has jointed floats resting on water surface coupled to fly-wheel via interconnecting rods and gearing |
| 04/01/1993 | WO1993006367A1 A system for subterranean storage of energy |
| 03/18/1993 | WO1993005230A1 Uses of transverse flux machines |
| 03/18/1993 | DE4130150A1 Anwendungen von transversalflussmaschinen Applications of transverse flux machines |
| 03/04/1993 | DE4129180A1 Marine wave powered energy generation plant - uses vertical movement of floats to provide mechanical energy for driving electrical generator |
| 03/02/1993 | US5191225 Wave power apparatus |
| 02/16/1993 | US5186822 Wave powered desalination apparatus with turbine-driven pressurization |
| 02/10/1993 | EP0526604A1 Wave energy generator. |
| 02/10/1993 | EP0526470A1 Hydro-electric power conversion system. |
| 02/09/1993 | US5184936 Multiple-gas-phase tidal power generation apparatus and method |
| 02/09/1993 | US5184915 Apparatus for lifting up water using the ocean tide energy to do so |
| 02/04/1993 | WO1993002287A1 A system for the exploitation of sea wave energy attached to an enchored floating breakwater |
| 01/19/1993 | US5179837 Wave powered energy generator |
| 01/05/1993 | US5176552 Luminous float |
| 12/16/1992 | EP0483357A4 Method and wave-energy installation for transformation of wave energy |
| 12/16/1992 | CN2125020U Seawater energy transfer device |
| 12/09/1992 | CN1066910A Integrate hydrelectric power station |
| 12/02/1992 | CN1066713A Energy converting power device |
| 12/02/1992 | CN1066712A Low-head hydroelectric generating equipment |
| 12/01/1992 | US5167786 Wave-power collection apparatus |
| 11/24/1992 | CA1310682C Water fitting, particularly for sanitary domestic installations |
| 11/12/1992 | WO1992019812A1 Gravitational window shutter for hydro-pneumatic current flow harnessing system |
| 11/11/1992 | EP0512086A1 Hydro electric vehicle drive system |
| 11/11/1992 | CN1019039B Domestic miniature current velocity generator |
| 10/29/1992 | WO1992018753A1 Regenerative turbine flow inducer for double or tandem mechanical seals |
| 10/29/1992 | WO1992018704A3 Wave energy converter |
| 10/25/1992 | WO1992020134A1 Tubular turbine synchronous generator |
| 10/25/1992 | CA2108769A1 Tubular turbine synchronous generator |
| 10/22/1992 | DE4113410A1 Hydroelectric power generation system - uses wave-generating elements, connected to mechanical energy-generating device in water current, to produce electricity |
| 10/18/1992 | WO1992018704A2 Wave energy converter |
| 10/18/1992 | CA2108577A1 Wave energy converter |
| 10/06/1992 | US5152674 Apparatus for pumping water from rise and fall motion of waves |
| 09/30/1992 | CN1064917A Method and device for wave-energy electric power generation |
| 09/15/1992 | US5147425 Driving and supply unit for a cooler |
| 09/02/1992 | EP0500669A1 Water current energy converter. |
| 09/02/1992 | CN1064134A Floating body device for using wave energy |
| 09/01/1992 | US5142870 Hydraulic compressor and fuel fired turbine apparatus |
| 08/19/1992 | CN2113357U Wave energy utilization device |
| 08/18/1992 | US5140254 Shower accessory |
| 08/15/1992 | WO1992014926A1 Wave energy generator |
| 08/06/1992 | WO1992013191A1 Generating plant driven by tidal energy |
| 08/05/1992 | CN2112016U Device for utilization of wave energy |
| 08/04/1992 | US5136173 Ocean wave energy conversion system |
| 07/29/1992 | EP0496146A1 Tidal and wave-power collection apparatus for installation in large bodies of water |
| 07/21/1992 | US5132550 Wave powered prime mover |
| 07/16/1992 | DE4100508A1 Sea wave energy converter - consists of floating body with flap elements to provide propulsion |
| 06/30/1992 | CA1304272C Fluid powered motor-generator apparatus |
| 06/25/1992 | WO1992010675A1 System for utilization of wave energy |
| 06/11/1992 | WO1992009447A1 Hydro electric vehicle drive system |
| 06/11/1992 | DE4139134A1 Hydrodynamic screw for energy conversion - uses changes in water supply to regulate energy output |
| 05/21/1992 | DE4134692A1 Wave-powered electrical generation plant - has floats used to drive reciprocating piston air compressors |
| 05/14/1992 | DE4035870A1 Work process and equipment - uses thermal energy from heat sources evaporating easily boiled medium in heat exchanger |
| 05/13/1992 | CN1061076A Universal hydranlic turbine |
| 05/12/1992 | US5112188 Multiple stage drag and dynamic turbine downhole motor |
| 05/06/1992 | EP0483357A1 Method and wave-energy installation for transformation of wave energy |
| 04/16/1992 | WO1992006294A1 Wave activated power generation system |
| 04/15/1992 | CN1016258B Fluid powered motor-generator apparatus |
| 04/14/1992 | US5105094 Method and apparatus for converting wave motion into an alternative energy source |
| 04/10/1992 | CA2027113A1 Ocean wave air compressor |
| 04/08/1992 | CN1060138A Hydroelectric station floated on water |
| 04/07/1992 | US5101916 Holes in the earth |
| 04/01/1992 | CN1059956A Easy approach to gain energy |
| 03/31/1992 | US5099648 Hydraulic air compressor and turbine apparatus |
| 03/26/1992 | CA2044738A1 Luminous float |
| 03/25/1992 | CN1059781A River water power plant |
| 03/25/1992 | CN1059672A Oxygen-separating porous membranes |
| 03/24/1992 | US5098258 Multiple stage drag turbine downhole motor |
| 03/18/1992 | EP0274528B1 Ocean wave energy conversion using piezoelectric material members |
| 03/18/1992 | CN2099205U Driving apparatus for wave power-generation |
| 03/11/1992 | EP0272319B1 A fluid powered motor-generator apparatus |
| 03/10/1992 | US5094595 Labrador water-wave energy converter |
| 03/05/1992 | WO1992003656A1 Fluid-powered turbine with built-in floating elements and current direction intensifiers |
| 03/05/1992 | CA2024513A1 Chedrod plan for pumped storage hydroelectric plant |
| 02/16/1992 | CA2049200A1 Oxygen-separating porous membranes |
| 02/13/1992 | DE4025331A1 Coastal erosion prevention device - has buoyancy body to dampen wave movement and generate electricity |
| 02/05/1992 | CN1015397B Pneumatic wave power device |
| 01/28/1992 | US5084630 Wave powered apparatus for generating electric power |
| 01/16/1992 | DE4121687A1 Maritime power station - uses electrolytic fission of water to recover hydrogen and oxygen |
| 12/24/1991 | US5074710 Water gate array for current flow or tidal movement pneumatic harnessing system |
| 12/03/1991 | CA1292638C Tidal power apparatus |
| 11/19/1991 | US5066867 Method and device for generating electric power by use of wave force |