F28F 27/006
Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
Official title: {specially adapted for regenerative heat-exchange apparatus}
F28F27/006 (Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus) appears on 36 US grants and 30 published applications in this corpus.
Search patents in F28F- Granted patents
- 36
- Published applications
- 30
- Assignees
- 33
- Inventors
- 103
- Latest grant
- 13 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 4 |
| 2019 | 4 | 0 |
| 2020 | 2 | 2 |
| 2021 | 0 | 4 |
| 2022 | 2 | 5 |
| 2023 | 3 | 1 |
| 2024 | 3 | 0 |
| 2025 | 0 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for capturing waste heat in an HVAC system13 Aug 2024US 12,061,051 B2Carrier Corporation
- Parabolically deforming sector plate11 Jun 2024US 12,007,174 B2Howden Group Limited
- Heatsink device with multiple inlets and related computing device and method30 Jan 2024US 11,889,613 B1Fluix Incorporated
- Heat storage and heat release system for molten salt with steam heating19 Sep 2023US 11,761,711 B1Beijing Minli Energy Storage Technology Co., Ltd.
- Direct contact particle-fluid heat exchanger13 Jun 2023US 11,674,757 B1National Technology & Engineering Solutions of Sandia, LLC
- Waste Heat Recovery System, Waste Heat Recovery Unit, and Waste Heat Recovery Method2 Jul 2026US 2026/0185787 A1Hitachi Industrial Equipment Systems Co., Ltd.
- Expansible heat pipe engine20 Nov 2025US 2025/0354540 A1
- Fluid reactor device and method for operating a fluid reactor device8 May 2025US 2025/0146765 A1Megtec Systems, Inc.
- Self-defrosting heat exchanger and method of using same27 Mar 2025US 2025/0102248 A1
- Parabolically deforming sector plate9 Mar 2023US 2023/0073822 A1Howden Group Limited
Most cited
By later US patents
- Temperature control system for a heat detector on a heat exchanger22US 5,213,152 AABB Air Preheater, Inc. · 1993
- Valve block14US 5,588,465 ARobert Bosch GmbH · 1996
- Fire detection cleaning arrangement11US 4,383,572 AThe Air Preheater Company, Inc. · 1983
- Fire detector scanning arrangement8US 4,022,270 AThe Air Preheater Company, Inc. · 1977
- Hot spot detection and supression system6US 5,097,889 AABB Air Preheater, Inc. · 1992