Class F01K : STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
Subclass 3/00: Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein (regenerating exhaust steam F01K 19/00)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12176116 | System and related method for converting fossil-fueled generating plants to clean energy | Jan 08, 24 | Dec 24, 24 | Holtec International Inc. |
| 12168944 | Absorption Carnot battery | Dec 20, 23 | Dec 17, 24 | City University of Hong Kong |
| 12046382 | Method, system, and apparatus for the thermal storage of nuclear reactor generated energy | Sep 20, 21 | Jul 23, 24 | TerraPower, LLC. |
| 12012974 | Power generation system with rotary liquid piston compressor for transcritical and supercritical compression of fluids | Jul 20, 21 | Jun 18, 24 | Energy Recovery, Inc. |
| 11859596 | Electric heating thermal management system for oil and gas transportation pipeline based on renewable energy and CO2 energy storage | Nov 02, 22 | Jan 02, 24 | DALIAN UNIVERSITY OF TECHNOLOGY |
| 11852041 | System having thermal accumulator, method for operating same, and method for modifying same | Dec 28, 20 | Dec 26, 23 | Siemens Energy Global GmbH & Co. KG |
| 11852043 | Pumped heat electric storage system with recirculation | Nov 16, 20 | Dec 26, 23 | Malta Inc. |
| 11795874 | Energy storage plant and process | Nov 16, 22 | Oct 24, 23 | ENERGY DOME S.P.A. |
| 11788456 | Engine assembly provided with an internal combustion engine cooled by a phase change material | Nov 24, 20 | Oct 17, 23 | FPT Industrial S.p.A. |
| 11761355 | Vapor-powered liquid-driven turbine | Sep 22, 22 | Sep 19, 23 | Not available |
| 11754319 | Pumped thermal storage cycles with turbomachine speed control | Oct 25, 21 | Sep 12, 23 | Malta Inc. |
| 11680496 | Method and apparatus for energy storage based on difference in concentration | Apr 08, 20 | Jun 20, 23 | Wigner Fizikai Kutatóközpont |
| 11499789 | Heat utilization system, and heat generating device | Dec 11, 19 | Nov 15, 22 | CLEAN PLANET Inc. |
| 11401888 | Steam turbine and construction method of steam turbine | Jan 15, 20 | Aug 02, 22 | Mitsubishi Heavy Industries Compressor Corporation; Sanyu Industries Co., Ltd.; |
| 11396826 | Pumped heat energy storage system with electric heating integration | Aug 12, 20 | Jul 26, 22 | Malta Inc. |
| 11359811 | System and method for a direct emission and diffusion of high-pressure combustion with exhaust into feed-water from a combustion barrel | Jun 11, 21 | Jun 14, 22 | Not available |
| 11287182 | Method for power generation during the regasification of a fluid by supercritical expansion | Oct 24, 18 | Mar 29, 22 | SIEMENS ENERGY GLOBAL GMBH & CO. KG |
| 11205523 | Method, system, and apparatus for the thermal storage of nuclear reactor generated energy | Jan 13, 20 | Dec 21, 21 | TerraPower, LLC. |
| 11174785 | Method for storing energy and for dispensing energy into an energy supply grid, pressurized gas storage power plant and computer program | Aug 08, 17 | Nov 16, 21 | ERNEO ENERGIESPEICHERSYSTEME GMBH |
| 11156385 | Pumped thermal storage cycles with working fluid management | Feb 28, 19 | Oct 26, 21 | Malta Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0116,210 | PUMPED HEAT ENERGY STORAGE SYSTEM WITH ELECTRIC HEATING INTEGRATION | Dec 20, 24 | Apr 10, 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 |
| 2025/0069,766 | SYSTEM AND RELATED METHOD FOR CONVERTING FOSSIL-FUELED GENERATING PLANTS TO CLEAN ENERGY | Nov 14, 24 | Feb 27, 25 | HOLTEC INTERNATIONAL |
| 2025/0006,390 | Method, System, and Apparatus for the Thermal Storage of Nuclear Reactor Generated Energy | Jul 07, 24 | Jan 02, 25 | Not available |
| 2024/0159,167 | PUMPED HEAT ENERGY STORAGE SYSTEM WITH ELECTRIC HEATING INTEGRATION | Jan 26, 24 | May 16, 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 |
| 2023/0012,284 | PUMPED HEAT ENERGY STORAGE SYSTEM WITH ELECTRIC HEATING INTEGRATION | Jul 25, 22 | Jan 12, 23 | Not available |
| 2022/0372,893 | MECHANICAL ENERGY GENERATION SYSTEM WITH ENERGY RECOVERY AND A METHOD THEREOF | Oct 15, 20 | Nov 24, 22 | MAXEFF TEKNOLOJI ANONIM SIRKETI |
| 2022/0049,630 | PUMPED HEAT ENERGY STORAGE SYSTEM WITH ELECTRIC HEATING INTEGRATION | Aug 12, 20 | Feb 17, 22 | Not available |
| 2019/0301,306 | POWER PLANT WITH HEAT RESERVOIR | Jun 26, 17 | Oct 03, 19 | Siemens Aktiengesellschaft |
| 2019/0212,070 | Hybrid Pumped Thermal Systems | Mar 15, 19 | Jul 11, 19 | Not available |
| 2018/0347,406 | QUINTUPLE-EFFECT GENERATION MULTI-CYCLE HYBRID RENEWABLE ENERGY SYSTEM WITH INTEGRATED ENERGY PROVISIONING, STORAGE FACILITIES AND AMALGAMATED CONTROL SYSTEM | Aug 13, 18 | Dec 06, 18 | Not available |
| 2017/0159,498 | Pumped Thermal Systems with Dedicated Compressor/Turbine Pairs | Feb 23, 17 | Jun 08, 17 | GOOGLE INC., GIGAWATT DAY STORAGE SYSTEMS, INC., |
| 2017/0159,500 | Pumped Thermal and Energy Storage System Units with Pumped Thermal System and Energy Storage System Subunits | Feb 23, 17 | Jun 08, 17 | GOOGLE INC., GIGAWATT DAY STORAGE SYSTEMS, INC., |
| 2015/0252,726 | EXPANDED GAS POWER PLANT FOR ENERGY STORAGE | Jun 19, 13 | Sep 10, 15 | SIEMENS AKTIENGESELLSCHAFT |
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