Description
Class F22G : SUPERHEATING OF STEAM
Subclass 5/04: Controlling superheat temperature (control systems for steam boilers F22B; regulating or controlling in general G05) by regulating flue gas flow, e.g. by proportioning or diverting
F22G 5/04
Sub-Class
Stats
- 9 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 10 Total Patent Owners
- 42 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10655849 | Method for controlling a recovery boiler | Jun 04, 18 | May 19, 20 | VALMET AUTOMATION OY |
| 10385736 | Combined cycle power plant and start-up method of the same | Jul 20, 16 | Aug 20, 19 | Mitsubishi Hitachi Power Systems, Ltd. |
| 9638064 | Back-up boiler system for a solar thermal power plant based on molten salt technology, a solar thermal power plant and a method for operating a solar thermal power plant | Mar 19, 13 | May 02, 17 | STAMICARBON B.V., STAMICARBON B.V. ACTING UNDER THE NAME OF MT INNOVATION CENTER, Enea, Agenzia nazionale per le nuove tecnologie, l'energia e lo sviluppo economico sostenibile, |
| 9217565 | Dynamic matrix control of steam temperature with prevention of saturated steam entry into superheater | Feb 07, 11 | Dec 22, 15 | EMERSON PROCESS MANAGEMENT POWER & WATER SOLUTIONS, INC. |
| 9074494 | System and apparatus for controlling temperature in a heat recovery steam generator | Oct 21, 11 | Jul 07, 15 | GENERAL ELECTRIC COMPANY |
| 6609482 | Method in a soda recovery boiler, and a soda recovery boiler | May 02, 02 | Aug 26, 03 | KVAERNER POWER OY |
| 6609483 | System for controlling flue gas exit temperature for optimal SCR operations | Feb 27, 02 | Aug 26, 03 | THE BABCOCK & WILCOX COMPANY |
| 5950574 | Boiler | Aug 14, 98 | Sep 14, 99 | BABCOCK-HITACHI K.K. |
| 5279263 | Cascaded steam temperature control applied to a universal pressure boiler | Feb 05, 93 | Jan 18, 94 | ABB TECHNOLOGY LTD., ELSAG INTERNATIONAL B.V., A CORP. OF THE NETHERLANDS, |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2018/0363,900 | METHOD FOR CONTROLLING A RECOVERY BOILER | Jun 04, 18 | Dec 20, 18 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 27 Months (last 2 years Issuances)
- 27 Months (last 5 years Issuances)