| Patents for F01K 25 - Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for (4,827) |
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| 05/28/2008 | EP1925786A1 System for using surplus heat energy |
| 05/28/2008 | EP1925776A1 Rotary displacement type steam engine |
| 05/20/2008 | US7373904 Stratified vapor generator |
| 05/15/2008 | DE102006052906A1 Arbeitsmedium für Dampfkreisprozesse Working medium for steam cycles |
| 05/14/2008 | EP1921279A2 Method for utilising waste heat when operating a turbine with a gaseous medium |
| 05/14/2008 | CN101180453A 喷射式蒸汽发动机 Jet steam engine |
| 05/14/2008 | CN101178018A Method and device for power generation by employing multiple dispersed residual heat sources and various residual heat carrier medium |
| 05/08/2008 | CA2667677A1 Method for production of mixed vapour |
| 04/30/2008 | EP1916419A1 Rotary steam engine |
| 04/30/2008 | EP1915515A2 Method and device for producing mechanical energy |
| 04/30/2008 | CN100385093C Method and apparatus for acquiring heat from multiple heat sources |
| 04/24/2008 | WO2008048366A2 Plasma-vortex engine and method of operation therefor |
| 04/24/2008 | US20080092542 Graham Power, a new method of generating power |
| 04/15/2008 | US7356993 Method of converting energy |
| 04/10/2008 | WO2006128423A3 Method and device for producing mechanical energy |
| 04/10/2008 | DE102006035272B4 Verfahren und Vorrichtung zur Nutzung von Niedertemperaturwärme zur Stromerzeugung Method and apparatus for the use of low temperature heat to generate electricity |
| 04/09/2008 | EP1908918A1 Jet steam engine |
| 04/09/2008 | CN201045333Y CO2 power take-off |
| 04/09/2008 | CN201045332Y Solar CO2 power take-off |
| 04/09/2008 | CN101158294A Air (nitrogen) engines system |
| 04/08/2008 | US7353653 Hybrid power system for continuous reliable power at locations including remote locations |
| 04/03/2008 | WO2008039095A1 Method for converting heat energy into mechanical energy by heat regeneration and closed gas turbine for carrying out said method |
| 04/03/2008 | DE102007044625A1 Turbine for use in organic rankine cycle processes, has inflow channel with nozzle ring attached to each blade ring, such that existing pressure gradient is completely reduced to common final pressure over each of blade rings |
| 04/03/2008 | DE102006043409A1 Stromerzeugung im Grundlastbereich mit geothermischer Energie Electricity baseload geothermal energy |
| 04/02/2008 | EP1904782A2 Configurations and methods for power generation in lng regasification terminals |
| 04/02/2008 | CN100378297C Electric power circulation system |
| 03/27/2008 | US20080072597 Electrically conductive liquid piston engine |
| 03/27/2008 | DE102005025981A1 Electrical energy generating method for expansion turbine of power plant, involves expanding superheated steam under input pressure for turbine power and re-compressing expanded steam, where steam is derived from low boiling liquid |
| 03/26/2008 | EP1902199A2 Injection apparatus for cryogenic engines |
| 03/26/2008 | CN101148999A Method and apparatus for acquiring heat from multiple heat sources |
| 03/26/2008 | CN101148998A Air source engine using air as energy source to output kinetic energy and cold source |
| 03/25/2008 | US7347049 Method and system for thermochemical heat energy storage and recovery |
| 03/19/2008 | EP1689980A4 Cryogenic cogeneration system |
| 03/19/2008 | CN201037449Y Solar energy carbon dioxide kinetic compression air energy-storing device |
| 03/19/2008 | CN101146712A Supply system for an aircraft |
| 03/19/2008 | CN101144397A Generating system for storing energy, generating power and producing silicon carbide |
| 03/13/2008 | US20080060357 Organic working fluids |
| 03/13/2008 | DE102004041108C5 Vorrichtung und Verfahren zum Ausführen eines verbesserten ORC-Prozesses Apparatus and method for performing an improved ORC process |
| 03/12/2008 | EP1896698A2 Expander lubrication in vapour power systems |
| 03/12/2008 | CN201034393Y Absorption spraying type ultra-low-temperature generating refrigeration heat-production apparatus |
| 03/12/2008 | CN101142377A Organic working fluids |
| 03/12/2008 | CN101139940A Temperature difference moving system |
| 03/11/2008 | US7340897 Method of and apparatus for producing power from a heat source |
| 03/06/2008 | US20080053095 Power system and apparatus utilizing intermediate temperature waste heat |
| 03/05/2008 | CN101137819A Plasma-vortex engine and method of operation therefor |
| 03/05/2008 | CN101135252A Power technology |
| 03/04/2008 | US7337612 Method for the utilization of energy from cyclic thermochemical processes to produce mechanical energy and plant for this purpose |
| 02/28/2008 | WO2007140261A3 Integrated capture of fossil fuel gas pollutants including co2 with energy recovery |
| 02/28/2008 | WO2007079940A3 Method and device for the recuperation of energy from the heat content of a process gas flow |
| 02/28/2008 | DE202007016668U1 Anlage zur Stromerzeugung nach dem ORC-Prinzip System for generating electricity by the ORC principle |
| 02/21/2008 | US20080041057 High Efficiency Flexfuel Internal Combustion Engine |
| 02/20/2008 | EP1890003A1 Jet steam engine |
| 02/20/2008 | EP1888883A2 Lng-based powerand rbgasification system |
| 02/20/2008 | EP1409850B1 Method for convertion of heat |
| 02/19/2008 | US7331753 Method for compressing the working fluid during a water/steam combination process |
| 02/19/2008 | US7331180 Thermal conversion device and process |
| 02/19/2008 | US7331178 Hybrid generation with alternative fuel sources |
| 02/13/2008 | EP1886002A1 Engines driven by liquefied gas |
| 02/13/2008 | EP1886001A1 Method, device and system for efficient energy transformation |
| 02/07/2008 | WO2008015821A1 Carbon dioxide engine |
| 02/07/2008 | WO2008015820A1 Internal pressure apparatus of circulation type and power generating system |
| 02/07/2008 | WO2008015819A1 Carbon-dioxide engine |
| 02/07/2008 | WO2008015818A1 Carbon dioxide engine |
| 02/07/2008 | WO2008014769A1 Method and apparatus for effective and low-emission operation of power stations, as well as for energy storage and energy conversion |
| 02/07/2008 | WO2008014568A1 Steam turbine |
| 02/07/2008 | DE102006035273A1 Verfahren und Vorrichtung zum effektiven und emissionsarmen Betrieb von Kraftwerken, sowie zur Energiespeicherung und Energiewandlung Method and apparatus for efficient and low-emission operation of power plants, as well as for energy storage and energy conversion |
| 02/07/2008 | DE102006035272A1 Verfahren und Vorrichtung zur Nutzung von Niedertemperaturwärme zur Stromerzeugung Method and apparatus for the use of low temperature heat to generate electricity |
| 02/07/2008 | CA2662463A1 Method and apparatus for use of low-temperature heat for electricity generation |
| 02/07/2008 | CA2662454A1 Process for a high efficiency and low emission operation of power stations as well as for storage and conversion of energy |
| 01/31/2008 | WO2008011656A1 Energy supply system |
| 01/31/2008 | WO2007133377A8 Process for driving gas blowers or fans in a solid-state polymerization process using steam from a terephthalic acid plant |
| 01/30/2008 | EP1882086A2 Gland leakage seal system |
| 01/30/2008 | CN100365246C Power system with enhanced thermodynamic efficiency and pollution control |
| 01/24/2008 | WO2008009681A1 Ambient temperature thermal energy and constant pressure cryogenic engine |
| 01/24/2008 | US20080016867 System For Converting Thermal To Motive Energy |
| 01/24/2008 | US20080016866 Multi-chamber heat accumulator for storing heat energy and for generating electrical energy |
| 01/24/2008 | DE202007015236U1 Vorrichtung zur Energieerzeugung Device for Power Generation |
| 01/24/2008 | CA2657359A1 Ambient temperature thermal energy and constant pressure cryogenic engine |
| 01/23/2008 | CN101111664A Cascade power system |
| 01/16/2008 | CN101107425A Method and apparatus for power generation using waste heat |
| 01/10/2008 | DE102006050967B3 Vapor mixture for a thermal engine, to generate electricity, uses a polar and a non-polar fluid at low temperatures and pressures |
| 01/09/2008 | CN101101158A Absorption and jet type super low temperature generation refrigeration and heating device |
| 01/08/2008 | US7316105 Steam power plant |
| 01/02/2008 | EP1668226B1 Energy recovery system |
| 01/02/2008 | CN200999631Y High efficiency steam power cycle device used for electric |
| 12/27/2007 | WO2007053370A3 System and method for heat recovery from geothermal source of heat |
| 12/27/2007 | DE102006062741A1 Verfahren zur Gewinnung, Speicherung und Aufbereitung von flüssigen Arbeitsmitteln und ein Verfahren zur Nutzung der Arbeitsmittel über einem Rotationsschwenkkolbenmotor Process for the production, storage and processing of liquid working means and a method for using the working tools over a rotary oscillating piston engine |
| 12/27/2007 | DE102006028758A1 Digi-Therm-Prozess-Maschine Digi-Therm-process machine |
| 12/27/2007 | DE102006028746A1 Device for converting thermal energy into mechanical energy, comprises evaporator, turbine, recuperator and condenser, where organic working fluid is tetramethylsilane and has specific pressure and temperature |
| 12/27/2007 | DE102006028654A1 Multi-component gas treating method, involves connecting expander with generator, where power produced in generator during normal operation is fed in existing external net and/or to existing process/system mains supply |
| 12/26/2007 | EP1869293A1 Cascaded organic rankine cycles for waste heat utilization |
| 12/26/2007 | CN101094973A Thermodynamic machine with continuously circulating refrigerant |
| 12/19/2007 | EP1866522A1 Method for transforming thermal energy into mechanical energy with a high degree of efficiency |
| 12/11/2007 | US7305829 Method and apparatus for acquiring heat from multiple heat sources |
| 12/06/2007 | US20070277527 Dual-use radial turbomachine |
| 12/06/2007 | DE102007024894A1 Cooling system for a motor vehicle comprises a control device operating a compressor in a cooling circuit when a pre-determined state is scanned by a status-scanning device, a Rankine circuit, and a flow-determining device |
| 12/06/2007 | DE102005061328B4 Verfahren und Vorrichtung zur Rückgewinnung von Wärmemengen aus einem Prozess-Gasstrom Method and device for recovery of heat quantities of a process gas stream |
| 12/06/2007 | CA2652928A1 Method and device for converting thermal energy into mechanical work |
| 12/05/2007 | EP1861590A1 Plasma-vortex engine and method of operation therefor |
| 12/05/2007 | EP1861589A2 Organic working fluids |