Class F22D : PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER; FEED-WATER SUPPLY; CONTROLLING WATER LEVEL; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN BOILERS
Subclass 1/12: Feed-water heaters, e.g. preheaters with water tubes arranged in the boiler furnace, fire tubes, or flue ways (heat-exchange tubes in general F28F) Control devices, e.g. for regulating steam temperature
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11819777 | Systems and methods for enhancing amine agent recovery with a reclaimer | Aug 22, 17 | Nov 21, 23 | Saudi Arabian Oil Company |
| 11802687 | Method of efficiency enhancement of fired heaters without air preheat systems | Dec 30, 21 | Oct 31, 23 | UOP LLC |
| 10968783 | Thermal power generation system and control method for same | Feb 21, 17 | Apr 06, 21 | MITSUBISHI POWER, LTD. |
| 10948178 | Method for operating a waste heat steam generator | Aug 05, 16 | Mar 16, 21 | SIEMENS ENERGY GLOBAL GMBH & CO. KG |
| 10655849 | Method for controlling a recovery boiler | Jun 04, 18 | May 19, 20 | VALMET AUTOMATION OY |
| 10514183 | Exhaust gas latent heat recovery device | Jul 15, 16 | Dec 24, 19 | MITSUBISHI HITACHI POWER SYSTEMS, LTD. |
| 10451270 | Method and device for generating superheated steam from a working medium | Feb 16, 17 | Oct 22, 19 | Netzsch Trockenmahltechnik GmbH |
| 10393369 | System and method for fluid medium preheating | Mar 27, 15 | Aug 27, 19 | General Electric Company |
| 10352246 | Water feeding method, water feeding system implementing said method, and steam generating facility provided with water feeding system | Jul 07, 16 | Jul 16, 19 | MITSUBISHI HITACHI POWER SYSTEMS, LTD. |
| 10125977 | Steam generation apparatus and associated control system and methods for providing a desired injection pressure | Mar 01, 16 | Nov 13, 18 | Skavis Corporation |
| 9903583 | Device for preventing steam from being produced in flue gas cooler for oxyfuel combustion boiler | Feb 25, 16 | Feb 27, 18 | IHI CORPORATION |
| 9869467 | Once-through steam generator | Mar 15, 16 | Jan 16, 18 | VOGT POWER INTERNATIONAL INC. |
| 9651251 | Methods and systems for controlling gas temperatures | Jun 10, 16 | May 16, 17 | MITSUBISHI HITACHI POWER SYSTEMS AMERICAS, INC. |
| 9587828 | Localized flue gas dilution in heat recovery steam generator | Mar 14, 13 | Mar 07, 17 | SIEMENS AKTIENGESELLSCHAFT |
| 9476583 | Recovery system of waste heat from flue gas | Dec 21, 14 | Oct 25, 16 | SHANGHAI FUBO EP EQUIPMENT CO., LTD. |
| 9388978 | Methods and systems for controlling gas temperatures | Dec 21, 12 | Jul 12, 16 | MITSUBISHI HITACHI POWER SYSTEMS AMERICAS, INC. |
| 9303866 | Steam generation apparatus and associated control system and methods for providing a desired injection pressure | Sep 18, 13 | Apr 05, 16 | Skavis Corporation |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0425,993 | ELECTROLYZER SYSTEM WITH STEAM GENERATION AND METHOD OF OPERATING SAME | Sep 03, 24 | Dec 26, 24 | Not available |
| 2022/0372,636 | ELECTROLYZER SYSTEM WITH STEAM GENERATION AND METHOD OF OPERATING SAME | May 17, 22 | Nov 24, 22 | Not available |
| 2018/0363,900 | METHOD FOR CONTROLLING A RECOVERY BOILER | Jun 04, 18 | Dec 20, 18 | Not available |
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