| Patents for F03G 7 - Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for (9,673) |
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| 06/01/1988 | DE3638739A1 Thermally controlled actuator |
| 05/26/1988 | DE3635170A1 Energy-generating machine |
| 05/25/1988 | EP0267992A1 Condensing atmospheric engine and method |
| 05/24/1988 | US4745756 HDR closed loop steam generation |
| 05/19/1988 | DE3637102A1 Device with pre-deformed bending element and its use |
| 05/18/1988 | CN87205918U Portal natural gas pressure-drop-expansion generator |
| 05/11/1988 | CN86107511A 真空能发动机 Vacuum energy engine |
| 05/10/1988 | US4743727 Turntable drive unit for a microwave oven |
| 05/10/1988 | US4742682 Energy-saving, direct-contact, parallel-flow heat exchanger |
| 05/10/1988 | US4742680 Antiballistic missile targeter |
| 05/10/1988 | US4742678 Aircraft fiber optic control device |
| 05/05/1988 | DE3636248A1 Solar chimney power station |
| 04/28/1988 | DE3636041A1 Energy generation from deep-mining systems with decentral heat exchangers |
| 04/28/1988 | DE3634917A1 Combination doubler |
| 04/26/1988 | US4739647 Apparatus and method for continuously monitoring non-condensable gases in a flow of mixed gases |
| 04/19/1988 | US4739179 System for generating power by vehicle movement and methods of constructing and utilizing same |
| 04/12/1988 | US4736590 Apparatus and method for continuously monitoring non-condensable gases in a flow of mixed gases |
| 04/12/1988 | US4736587 Shape-memory electromechanical drive |
| 03/23/1988 | CN86105902A Magneto machine |
| 03/16/1988 | CN87105068A Thermodynamic engine of the second kind |
| 03/16/1988 | CN87100751A Permanent-megnet motor |
| 03/16/1988 | CN86106041A Repulsion type magnetodynamic motor |
| 03/10/1988 | WO1988001780A1 Slider lifter |
| 03/03/1988 | DE3626158A1 Obtaining energy from cooling circuits in deep mining installations |
| 02/23/1988 | US4726241 Continuous force and impact generator |
| 02/23/1988 | US4726191 Sea water well and aquaculture preserve, and the combination with a power generation system |
| 02/23/1988 | CA1233150A1 Thermostatic servo-motor, particularly for valves |
| 02/18/1988 | DE3627680A1 Method for obtaining terrestrial heat |
| 02/18/1988 | DE3621393A1 Obtaining energy from deep mines |
| 02/17/1988 | CN86104978A Magnetic machine |
| 02/11/1988 | DE3626859A1 Method and installation for gas liquefaction in a closed working circuit |
| 01/28/1988 | DE3624357A1 Method for obtaining energy from the ambient air |
| 01/28/1988 | DE3624014A1 Device for converting a force into a rotary motion |
| 01/19/1988 | US4719759 Method of and means for disposing of waste salts and brines |
| 01/19/1988 | CA1231538A1 Spindle drive with fluid action valves |
| 01/14/1988 | DE3621956A1 Compressed air power drive |
| 01/12/1988 | US4718236 Apparatus and method for mineral recovery from geothermal and geopressured brines |
| 01/07/1988 | EP0251525A2 Continuous force and impact generator |
| 01/05/1988 | US4716731 Actuator of shape memory effect material |
| 12/17/1987 | WO1987007676A1 Thermodynamic cycle |
| 12/17/1987 | DE3619889A1 Method and installation for hydrostatic air liquefaction - atmospheric pressure power installation |
| 12/16/1987 | EP0249016A2 Method of generating energy |
| 12/10/1987 | DE3619016A1 Engine |
| 11/26/1987 | DE3604306A1 Multiple diaphragm reciprocating pump |
| 11/25/1987 | EP0246275A1 Thermally powered engine. |
| 11/25/1987 | CN86103202A Method and means for imparting energy to fluid |
| 11/24/1987 | US4707979 Method for storing and re-radiating energy to provide propulsion forces on devices |
| 11/19/1987 | EP0246203A2 An actuator for producing a displacement movement on a set temperature being reached |
| 11/17/1987 | US4707343 Heaters, seals |
| 11/12/1987 | DE3615631A1 Thermal lifting element |
| 11/07/1987 | CN86205312U Liquid accumulative pump |
| 11/05/1987 | WO1987006649A1 Steam/explosion engine with internal steam production |
| 11/03/1987 | US4703626 Ocean thermal energy conversion hydro well apparatus |
| 10/28/1987 | CN86104489A Multistage magnetopropeller magnetomotive engine |
| 10/22/1987 | DE3612948A1 Method for utilising the mass energy of the masses comprising vehicle body and transported load located on the springs of vehicle chassis to drive the vehicle and a device for performing the method |
| 10/20/1987 | US4700543 Cascaded power plant using low and medium temperature source fluid |
| 10/20/1987 | US4700541 Shape memory alloy actuator |
| 10/20/1987 | US4700540 Positive displacement pump |
| 10/15/1987 | DE3712642A1 Drive unit for a rotating plate in a microwave oven |
| 10/14/1987 | CN86103020A Energy generating device by using the efficacy produced by two heat resources with different which are subjected to the sealing vessel at the same time |
| 10/08/1987 | DE3622970A1 Power generator |
| 09/29/1987 | US4696802 Drilling geothermal wells with removal of H2 S |
| 09/22/1987 | CA1227175A1 Thermal servo-motor, particularly for valves |
| 09/16/1987 | EP0236640A1 Method and apparatus for extracting geothermal fluid |
| 09/15/1987 | CA1226890A1 Shape memory effect actuator and methods of assembling and operating therefor |
| 09/08/1987 | US4691523 Thermodynamic process for a practical approach to the Carnot cycle |
| 09/08/1987 | US4691518 Vertically oscillating heat engine |
| 09/08/1987 | US4691517 Laterally oscillating nitinol engine |
| 09/08/1987 | US4691516 Thermally-activated device for creating considerable power |
| 08/11/1987 | CA1225339A1 Actuator |
| 08/04/1987 | US4684913 Slider lifter |
| 08/04/1987 | US4683721 Twin-crank type heat engine |
| 07/30/1987 | DE3602116A1 Energy doubler assembly |
| 07/28/1987 | US4683076 Hydrogen sulfide, pollution control |
| 07/23/1987 | DE3601726A1 Low-pollution, thermodynamic engine, operated as thermodynamically driven wheel, for directly converting an existing heat energy drop, or one brought about by the engine, into a mechanically rectified rotational movement for performing work |
| 07/15/1987 | EP0228420A1 Drive device |
| 07/09/1987 | EP0207951A4 Osmotic concentration by membrane. |
| 07/08/1987 | EP0228328A1 Device for electrically moving an object from one position to another |
| 07/01/1987 | EP0227291A1 Process for drilling geothermal wells with removal of H2S |
| 07/01/1987 | CN85109400A Osmotic concentration by membrane |
| 06/24/1987 | CN85109280A Solar engine |
| 06/23/1987 | US4674281 Method of power generation and its apparatus utilizing gravitation force and buoyancy |
| 06/09/1987 | US4671132 Hydro lazy tongs energy booster |
| 06/04/1987 | WO1987003357A1 Thermally powered engine |
| 05/27/1987 | CN85108508A Pnumatic generator by natural forces |
| 05/26/1987 | CA1222209A1 Apparatus for developing a propulsion force |
| 05/20/1987 | CN85108542A Force gain shoes, force gain boots, force gain boots with trousers and force gain device |
| 05/19/1987 | US4665705 Geothermal plant silica control apparatus and method |
| 05/13/1987 | CN86105255A Driving mechanism |
| 05/13/1987 | CN85106919A Geothermal electropower station and its mode of operation |
| 05/13/1987 | CN85106906A Magnets |
| 05/12/1987 | US4665334 Rotary stepping device with memory metal actuator |
| 05/07/1987 | DE3546427A1 Enclosed engine with reciprocating movement |
| 04/22/1987 | CN86107148A Magnetomotor |
| 04/07/1987 | US4655691 Temperature-difference-actuated pump employing nonelectrical valves |
| 04/07/1987 | US4655629 Flexural pivot device and method for assembling same |
| 03/31/1987 | US4654061 Geothermal steam separator |
| 03/18/1987 | CN85106574A Cascaded power plant using low and medium temperature source fluid |
| 03/16/1987 | EP0201546A4 Heat transfer device for the transport of large conduction flux without net mass transfer. |
| 03/12/1987 | EP0205432A4 Propulsion apparatus. |