F27B 3/266
Exhaust gases reversing flow devices
Official title: {Exhaust gases reversing flow devices}
F27B3/266 (Exhaust gases reversing flow devices) appears on 6 US grants and 7 published applications in this corpus.
Search patents in F27B- Granted patents
- 6
- Published applications
- 7
- Assignees
- 6
- Inventors
- 20
- Latest grant
- 3 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 3 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flue gas recycle method for thermochemical regeneration3 Jan 2023US 11,543,183 B2Praxair Technology, Inc.
- Furnace with integrated heat recovery utilizing radiative recuperator for preheating combustion reactants using heat from flue gas22 Mar 2022US 11,280,491 B2American Air Liquide, Inc.
- Reduction of regenerator clogging14 Jul 2020US 10,712,092 B2Praxair Technology, Inc.
- Furnace with integrated heat recovery utilizing radiative recuperator for preheating combustion reactants using heat from flue gas5 Nov 2019US 10,465,904 B2American Air Liquide, Inc.
- Thermochemical regeneration with fuel additions30 Oct 2018US 10,112,860 B1Praxair Technology, Inc.
- Waste Heat Recovery and Utilization System and method26 Mar 2026US 2026/0085887 A1Zhengzhou Non-Ferrous Metals Research Institute Co. Ltd of Chalco
- Flue gas recycle method for thermochemical regeneration16 Apr 2020US 2020/0116429 A1Praxair Technology, Inc.
- Furnace with integrated heat recovery utilizing radiative recuperator for preheating combustion reactants using heat from flue gas5 Dec 2019US 2019/0368728 A1American Air Liquide, Inc.
- Inlet arrangement for collection of carry over for a vertical regenerator of an end-port furnace28 Nov 2019US 2019/0360690 A1Refractory Intellectual Property GmbH & Co.KG
- Furnace with integrated heat recovery utilizing radiative recuperator for preheating combustion reactants using heat from flue gas3 Jan 2019US 2019/0003706 A1American Air Liquide, Inc.
Most cited
By later US patents