F22B 1/1838
The hot gas being under a high pressure
Official title: {the hot gas being under a high pressure, e.g. in chemical installations}
F22B1/1838 (The hot gas being under a high pressure) appears on 135 US grants and 110 published applications in this corpus.
Search patents in F22B- Granted patents
- 135
- Published applications
- 110
- Assignees
- 89
- Inventors
- 293
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 7 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 3 | 1 |
| 2006 | 1 | 4 |
| 2007 | 1 | 6 |
| 2008 | 2 | 5 |
| 2009 | 3 | 4 |
| 2010 | 3 | 5 |
| 2011 | 6 | 5 |
| 2012 | 4 | 9 |
| 2013 | 1 | 5 |
| 2014 | 5 | 4 |
| 2015 | 4 | 9 |
| 2016 | 4 | 2 |
| 2017 | 6 | 5 |
| 2018 | 2 | 2 |
| 2019 | 4 | 4 |
| 2020 | 5 | 5 |
| 2021 | 4 | 10 |
| 2022 | 8 | 5 |
| 2023 | 7 | 5 |
| 2024 | 4 | 5 |
| 2025 | 2 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and system for steamcracking17 Feb 2026US 12,552,996 B2Linde Aktiengesellschaft
- Device and method for producing high-pressure or super high-pressure steam as byproduct from maleic anhydride producing device29 Jul 2025US 12,372,231 B2Changzhou Ruihua Chemical Engineering Technology Co., Ltd.
- Modular pressurized coal combustion (MPCC) for flexible generation11 Feb 2025US 12,222,101 B2Washington University
- Systems and methods utilizing gas temperature as a power source10 Dec 2024US 12,163,485 B2ICE Thermal Harvesting, LLC
- Systems and methods utilizing gas temperature as a power source1 Oct 2024US 12,104,553 B2ICE Thermal Harvesting, LLC
- Waste Heat Recovery System, Waste Heat Recovery Unit, and Waste Heat Recovery Method2 Jul 2026US 2026/0185787 A1Hitachi Industrial Equipment Systems Co., Ltd.
- Method and System for Steam Cracking19 Mar 2026US 2026/0078070 A1Linde Aktiengesellschaft
- Modular pressurized coal combustion plant (mccp) for flexible generation26 Jun 2025US 2025/0207772 A1Washington University
- Device and method for producing high-pressure or super high-pressure steam as byproduct from maleic anhydride producing device12 Dec 2024US 2024/0410567 A1Changzhou Ruihua Chemical Engineering Technology Co., Ltd.
- Method and System for Steamcracking16 May 2024US 2024/0158701 A1Linde Aktiengesellschaft
Most cited
By later US patents
- System and method for coproduction of activated carbon and steam/electricity66US 7,981,835 B2Energy & Environmental Research Center Foundation · 2011
- Systems and methods utilizing gas temperature as a power source44US 11,326,550 B1ICE Thermal Harvesting, LLC · 2022
- Apparatus and methods for tar removal from syngas42US 8,894,885 B2Ineos Bio SA · 2014
- Synthesis gas cooler and waste heat boiler38US 4,377,132 ATexaco Development Corporation · 1983
- Heat recovery process in coal gasification32US 4,461,629 ABabcock-Hitachi Kabushiki Kaisha · 1984