Class F01K : STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
Subclass 3/06: Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein (regenerating exhaust steam F01K 19/00) Use of accumulators and specific engine types; Regulating thereof the engine being of extraction or non-condensing type
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12123327 | Pumped heat energy storage system with modular turbomachinery | Feb 10, 23 | Oct 22, 24 | Malta Inc. |
| 12012902 | Variable pressure inventory control of closed cycle system with a high pressure tank and an intermediate pressure tank | Jun 27, 22 | Jun 18, 24 | Malta Inc. |
| 11852043 | Pumped heat electric storage system with recirculation | Nov 16, 20 | Dec 26, 23 | Malta Inc. |
| 11578622 | Use of external air for closed cycle inventory control | Feb 01, 21 | Feb 14, 23 | Malta Inc. |
| 11512613 | Storage of excess heat in cold side of heat engine | Feb 01, 21 | Nov 29, 22 | Malta Inc. |
| 11473442 | Re-circulating heat pump turbine | Sep 22, 21 | Oct 18, 22 | AETHERDYNAMIC POWER SYSTEMS LLC |
| 11371442 | Variable pressure inventory control of closed cycle system with a high pressure tank and an intermediate pressure tank | Feb 12, 21 | Jun 28, 22 | Malta Inc. |
| 10941676 | Method for adapting the output of a steam-turbine power station, and steam-turbine power station | Jun 21, 17 | Mar 09, 21 | Carbon-Clean Technologies GmbH |
| 10920674 | Variable pressure inventory control of closed cycle system with a high pressure tank and an intermediate pressure tank | Sep 19, 19 | Feb 16, 21 | Malta Inc. |
| 10907548 | Use of external air for closed cycle inventory control | Jan 29, 19 | Feb 02, 21 | Malta Inc. |
| 10907510 | Storage of excess heat in cold side of heat engine | Jan 29, 19 | Feb 02, 21 | Malta Inc. |
| 10794226 | Power plant with heat reservoir | Jun 26, 17 | Oct 06, 20 | Siemens Aktiengesellschaft |
| 10458284 | Variable pressure inventory control of closed cycle system with a high pressure tank and an intermediate pressure tank | Dec 28, 16 | Oct 29, 19 | Malta Inc. |
| 10280804 | Thermocline arrays | Dec 29, 16 | May 07, 19 | Malta Inc. |
| 10280803 | Energy storage device and method for storing energy | Apr 19, 16 | May 07, 19 | Not available |
| 10247174 | Solar thermal power generation system and solar thermal power generation method | Jun 28, 16 | Apr 02, 19 | Mitsubishi Hitachi Power Systems, Ltd. |
| 10233787 | Storage of excess heat in cold side of heat engine | Dec 28, 16 | Mar 19, 19 | Malta Inc. |
| 10221775 | Use of external air for closed cycle inventory control | Dec 29, 16 | Mar 05, 19 | Malta Inc. |
| 10208630 | Method for operating a steam power plant and steam power plant for conducting said method | Jan 10, 17 | Feb 19, 19 | General Electric Company |
| 9771832 | Method for modifying a solar thermal power plant operating on conventional oil based technology into a hybrid solar thermal power plant and such a hybrid solar thermal power plant | May 10, 13 | Sep 26, 17 | STAMICARBON B.V., STAMICARBON B.V. ACTING UNDER THE NAME OF MT INNOVATION CENTER, YEDA RESEARCH AND DEVELOPMENT CO. LTD., ENEA - CASACCIA RESEARCH CENTRE, ENEA—CASACCIA RESEARCH CENTRE, |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0116,211 | PUMPED HEAT ENERGY STORAGE SYSTEM INTEGRATED WITH COAL-FIRED ENERGY GENERATION UNIT | Dec 14, 22 | Apr 10, 25 | Not available |
| 2025/0101,886 | LONG-DURATION PHES SYSTEMS WITH MODULAR CONFIGURATIONS | Jan 10, 23 | Mar 27, 25 | Not available |
| 2025/0084,773 | DUAL-POWERTRAIN PUMPED HEAT ENERGY STORAGE WITH INVENTORY CONTROL AND PURGE | Nov 21, 24 | Mar 13, 25 | Not available |
| 2025/0012,207 | POWER GENERATION FACILITY | Sep 20, 24 | Jan 09, 25 | KABUSHIKI KAISHA TOSHIBA; Toshiba Energy Systems & Solutions Corporation; |
| 2024/0337,220 | VARIABLE PRESSURE INVENTORY CONTROL OF CLOSED CYCLE SYSTEM WITH A HIGH PRESSURE TANK AND AN INTERMEDIATE PRESSURE TANK | Jun 14, 24 | Oct 10, 24 | Not available |
| 2024/0159,168 | DUAL-POWERTRAIN PUMPED HEAT ENERGY STORAGE WITH INVENTORY CONTROL AND PURGE | Dec 21, 23 | May 16, 24 | Not available |
| 2024/0117,759 | POWER GENERATION FACILITY | Jul 19, 23 | Apr 11, 24 | KABUSHIKI KAISHA TOSHIBA; Toshiba Energy Systems & Solutions Corporation; |
| 2019/0162,122 | Use of External Air for Closed Cycle Inventory Control | Jan 29, 19 | May 30, 19 | Not available |
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