F22B 35/007
Control systems for waste heat boilers
Official title: {Control systems for waste heat boilers}
F22B35/007 (Control systems for waste heat boilers) appears on 68 US grants and 56 published applications in this corpus.
Search patents in F22B- Granted patents
- 68
- Published applications
- 56
- Assignees
- 53
- Inventors
- 153
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 4 |
| 2012 | 1 | 5 |
| 2013 | 2 | 2 |
| 2014 | 2 | 5 |
| 2015 | 1 | 5 |
| 2016 | 4 | 2 |
| 2017 | 3 | 4 |
| 2018 | 2 | 2 |
| 2019 | 2 | 3 |
| 2020 | 6 | 3 |
| 2021 | 6 | 2 |
| 2022 | 4 | 3 |
| 2023 | 4 | 2 |
| 2024 | 3 | 2 |
| 2025 | 2 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on working fluid temperature12 Aug 2025US 12,385,474 B2ICE Thermal Harvesting, LLC
- System for recovering heat from flue gas, control arrangement for use in such a system and a method performed by such a control arrangement24 Jun 2025US 12,338,996 B2Valmet Corporation
- Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature5 Nov 2024US 12,135,016 B2ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on working fluid temperature13 Aug 2024US 12,060,867 B2ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature30 Apr 2024US 11,971,019 B2ICE Thermal Harvesting, LLC
- System for reheat steam temperature turndown control in heat recovery steam generators23 Jul 2026US 2026/0210275 A1General Electric Technology GmbH
- Exhaust gas treatment system, power generation facility comprising same, and exhaust gas treatment method2 Oct 2025US 2025/0303358 A1Mitsubishi Heavy Industries, Ltd.
- Temperature control means in a waste heat boiler25 Sep 2025US 2025/0297733 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Combined cycle unit and non-oxygen-consuming energy storage system thereof18 Sep 2025US 2025/0290626 A1Jia Kai Energy Technology Co. Ltd.
- Heat damper for a waste heat recovery unit and waste heat recovery unit comprising a heat damper27 Feb 2025US 2025/0067427 A1Nuovo Pignone Tecnologie Srl
Most cited
By later US patents
- Variable pressure power cycle and control system65US 4,484,446 AW. K. Technology, Inc. · 1984
- Methods for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on working fluid temperature55US 11,187,212 B1ICE Thermal Harvesting, LLC · 2021
- Energy recovery system for an incinerator51US 4,485,746 AKelley Company, Inc. · 1984
- Controller for controlling generation of geothermal power in an organic Rankine cycle operation during hydrocarbon production44US 11,255,315 B1ICE Thermal Harvesting, LLC · 2022
- Combined heat recovery and emission control system44US 4,572,110 AEnergy Services Inc. · 1986