| Patents for F01K 7 - Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles, or processes; Regulating means peculiar to such systems, cycles, or processes; Use of withdrawn or exhaust steam for feed-water heating (2,152) |
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| 04/16/1996 | US5507145 Steam generating power station, process for operating the same, and interlinking network and process for its operation |
| 04/11/1996 | DE4447044C1 Method reducing start=up losses in a power plant |
| 03/20/1996 | EP0613517B1 Steam generating power station, process for operating the same and interlinking network |
| 03/07/1996 | WO1996007024A2 Reduced pollution power generation system and gas generator therefore |
| 02/13/1996 | US5490386 Method for cooling a low pressure steam turbine operating in the ventilation mode |
| 12/26/1995 | US5477683 Method and device during starting and low-load operation of a once-through boiler |
| 12/07/1995 | WO1995033127A1 Method of using a steam turbine facility and a steam turbine facility for implementing said method |
| 11/30/1995 | DE4432960C1 Drive system for steam power station boiler plant |
| 11/07/1995 | US5464318 Control system for extraction and injection of steam from and into a turbine |
| 10/25/1995 | CN1110762A Method and apparatus for converting heat from geothermal liquid and geothermal steam to electric power |
| 09/12/1995 | CA2045571C System and method for reheat steam temperature control in circulating fluidized bed boilers |
| 08/15/1995 | US5440882 Method and apparatus for converting heat from geothermal liquid and geothermal steam to electric power |
| 08/10/1995 | DE3249437C2 Output control supercritical-pressure steam generator-turbine |
| 07/18/1995 | US5433079 Automated steam turbine startup method and apparatus therefor |
| 05/10/1995 | EP0652368A1 Method and apparatus for converting heat from geothermal liquid and geothermal steam to electric power |
| 04/11/1995 | US5404724 Boiler feedpump turbine drive/feedwater train arrangement |
| 04/05/1995 | CN1101212A Process and device for operating the water-steam circuit of a thermoelectric power station |
| 03/01/1995 | EP0602040B1 Cooling a low-pressure steam turbine in ventilation mode |
| 02/07/1995 | US5386687 Method of operating a gas turbine group |
| 01/18/1995 | EP0633978A1 Process and device for operating the water-steam circuit of a thermoelectric power station |
| 01/03/1995 | US5377489 For recapturing heat energy at a final stage low pressure |
| 11/29/1994 | CA1333298C Computer aided tuning of turbine controls |
| 11/09/1994 | CN1026512C Method for genering vacuum using jet exhauster |
| 11/08/1994 | US5361585 Steam turbine split forward flow |
| 10/26/1994 | CN1094122A Method for recovery of heat maily used in combined circulation |
| 10/12/1994 | EP0618997A1 Steam system in a multiple boiler plant. |
| 09/27/1994 | US5350276 High pressure modules of drum rotor turbines with admission of steam having very high characteristics |
| 09/20/1994 | US5347814 Steam system in a multiple boiler plant |
| 09/14/1994 | CN1092136A Method of and apparatus for augmenting power produced from gas turbines |
| 09/07/1994 | EP0613517A1 Steam generating power station, process for operating the same and interlinking network. |
| 08/04/1994 | WO1994017286A1 Process and device for operating the water-steam circuit of a thermoelectric power station |
| 07/28/1994 | DE4344070A1 Steam turbine with facility to disconnect part of steam mass flow |
| 06/23/1994 | DE4243283A1 Flow control system for extraction condensation turbine |
| 06/08/1994 | EP0600776A1 Heat recovery process particularly for combined cycles and apparatus for carrying out the process |
| 05/24/1994 | US5313782 Combined gas/steam power station plant |
| 05/04/1994 | CN1086290A Rankine cycle power plant utilizing organic working fluid |
| 04/28/1994 | DE4236012A1 Cpd. steam-turbine power plant and operation with load-dependent control - requires control of pressure at which steam is vented after single expansion in high-pressure stage of turbine |
| 03/22/1994 | US5295301 Method for minimizing or eliminating solid particle erosion in double-flow steam turbines |
| 01/12/1994 | CN1023505C Single hp-mp internal stator for steam turbine with controlled steam conditioning |
| 12/10/1993 | CA2097968A1 Governor valve positioning to overcome partial-arc admission limits |
| 10/27/1993 | EP0566868A1 Method of operating a gas turbine plant |
| 10/22/1993 | CA2093185A1 Method of operating a gas turbine group |
| 10/20/1993 | EP0566478A1 High pressure steam turbine casing |
| 10/05/1993 | US5249918 Apparatus and methods for minimizing or eliminating solid particle erosion in double-flow steam turbines |
| 09/23/1993 | DE4138264A1 Dampfkraftwerk Steam power plant |
| 09/21/1993 | US5246338 Mixed gas turbine |
| 09/15/1993 | CN1076250A Pneumatic engine |
| 08/11/1993 | EP0455660B1 System and method for reheat steam temperature control in circulating fluidized bed boilers |
| 07/08/1993 | WO1993013299A1 Method and device during starting and low-load operation of a once-through boiler |
| 07/08/1993 | WO1993013298A1 Steam system in a multiple boiler plant |
| 07/07/1993 | EP0550219A1 Double-flow steam turbines |
| 06/09/1993 | DE4138288A1 Steam power station with steam generator and at least one steam turbine - driving generator and steam exhaust line connected to steam turbine with condenser connected to steam exhaust line and condensate line connected to condenser |
| 06/03/1993 | DE4139140A1 Energy recovery from boiler sludge - using sludge to transfer heat with min. losses to water steam circulation plant |
| 05/27/1993 | WO1993010334A1 Steam generating power station, process for operating the same and interlinking network |
| 05/26/1993 | CN1020951C System and method for reheat steam temp. control in circulating fluidized bed boilers |
| 05/05/1993 | CN1020495C Improved system for routing preseparator drains |
| 04/22/1993 | DE4134686A1 Energy generation method from heat in condensates in thermal power station - involves passing condensate through cooler, with turbine condensate acting as cooling medium |
| 04/20/1993 | US5203160 Combined generating plant and its start-up control device and start-up control method |
| 04/14/1993 | CN1070982A Method of and means for extracting heat from hot fluid containing foreign material that interferes with heat transfer |
| 04/13/1993 | US5201180 Method and apparatus for monitoring the operating condition of a steam turbine |
| 04/06/1993 | US5199264 Steam operated turbine-generator installations |
| 04/06/1993 | US5199256 Overspeed protection for a gas turbine/steam turbine combined cycle |
| 03/18/1993 | WO1993005276A1 Cooling a low-pressure steam turbine in ventilation mode |
| 03/17/1993 | CN1020122C Steam power plant by using refined bottem oil |
| 03/09/1993 | US5191764 Governor valve positioning to overcome partial-arc admission limits |
| 01/26/1993 | US5181381 Power plant with dual pressure reheat system for process steam supply flexibility |
| 01/07/1993 | WO1993000501A1 Control system for extraction/injection of steam from/in a turbine |
| 12/30/1992 | EP0520711A1 Moisture separation in turbine interstage steam flow |
| 12/25/1992 | CA2068148A1 Moisture separation in turbine interstage steam flow |
| 12/09/1992 | EP0516995A1 Combined gas-steam power plant |
| 12/02/1992 | CA2069593A1 Combined gas/steam power station plant |
| 11/10/1992 | CA2068298A1 Internal moisture separation cycle |
| 10/28/1992 | EP0510471A1 Process for heat supply |
| 10/21/1992 | EP0509347A1 System for monitoring the operation of a steam turbine |
| 09/22/1992 | US5149247 Single hp-mp internal stator for a steam turbine with controlled steam conditioning |
| 09/22/1992 | US5148668 Combined gas/steam turbine power station plant |
| 08/25/1992 | US5140818 Internal moisture separation cycle |
| 08/12/1992 | CA2060955A1 Steam operated turbine-generator installations |
| 08/05/1992 | CN1017740B Six strokes adiabatic engine device |
| 07/29/1992 | CN1063142A Low back pressure and regenerative cycling type turbine |
| 05/27/1992 | CN1061461A Approximate reversible cycle heat engine and its application |
| 05/17/1992 | CA2030193A1 Rotary steam expansion engine |
| 05/08/1992 | CA2055015A1 Moisture - separator - reheater drain cooler system |
| 05/05/1992 | US5109665 Waste heat recovery boiler system |
| 03/31/1992 | US5099643 Overspeed protection for a gas turbine/steam turbine combined cycle |
| 03/17/1992 | CA1297378C Position detector for clapper of non-return valve |
| 03/04/1992 | CN1015736B Position detector for clapper of non-return valve |
| 02/06/1992 | DE4119242A1 Rotary piston steam engine - has pump to return condensate to evaporator |
| 01/29/1992 | CN1058254A Vacuum refrigerating electric generating technologies |
| 01/28/1992 | CA1295032C Monitor for testing the operating condition of a nonreturn valve |
| 01/14/1992 | US5079922 Moisture-separator-reheater drain cooler system |
| 12/25/1991 | CN1057314A Method for producing electricity and for heating or cooling water by driving generators with air refrigerated |
| 12/18/1991 | EP0246275B1 Thermally powered engine |
| 12/03/1991 | US5069030 Overspeed protection for a gas turbine/steam turbine combined cycle |
| 11/13/1991 | EP0455660A1 System and method for reheat steam temperature control in circulating fluidized bed boilers. |
| 11/06/1991 | CN1014652B Improved overspeed protection control arrangement for steam turbine generator control systen |
| 10/22/1991 | US5058373 Overspeed protection for a gas turbine/steam turbine combined cycle |
| 10/16/1991 | CN1014353B Monitor for testing operating condition of nonreturn valve |
| 09/19/1991 | DE4008811A1 Refrigeration circuit with rotary piston compressor - has oil separator connected to compressor outlet |
| 09/10/1991 | US5046318 Turbine power plant automatic control system |