F28D 19/02
Regenerative heat-exchange apparatus in which the intermediate heat-transfer medium or body is
Official title: using granular particles
F28D19/02 (Regenerative heat-exchange apparatus in which the intermediate heat-transfer medium or body is) appears on 52 US grants and 39 published applications in this corpus.
Search patents in F28D- Granted patents
- 52
- Published applications
- 39
- Assignees
- 36
- Inventors
- 81
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 4 |
| 2014 | 0 | 4 |
| 2015 | 4 | 3 |
| 2016 | 4 | 2 |
| 2017 | 5 | 3 |
| 2018 | 2 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 2 |
| 2021 | 2 | 1 |
| 2022 | 2 | 5 |
| 2023 | 3 | 3 |
| 2024 | 1 | 2 |
| 2025 | 4 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flow rate adjustment device21 Apr 2026US 12,607,416 B2IHI Corporation
- Moving bed reactor for hydrocarbon pyrolysis25 Nov 2025US 12,478,939 B2CZero Inc.
- Plant and method for accumulation of energy in thermal form5 Aug 2025US 12,379,137 B2Magaldi Power S.P.A.
- Compressed gas energy storage system6 May 2025US 12,292,037 B2Hydrostor Inc.
- Moving-bed particle heat exchanger14 Jan 2025US 12,196,495 B2Commonwealth Scientific and Industrial Research Organisation
- Packed bed column with stacked packed channels for processing gas and method thereof26 Mar 2026US 2026/0084107 A1Tata Consultancy Services Limited
- Flow rate adjustment device17 Oct 2024US 2024/0344779 A1IHI Corporation
- Heat Exchanger for Controlling the Temperature of a Solid Substance4 Apr 2024US 2024/0110750 A1GKN Sinter Metals Engineering GmbH
- Compressed gas energy storage system19 Oct 2023US 2023/0332843 A1Hydrostor Inc.
- Moving bed reactor for hydrocarbon pyrolysis5 Oct 2023US 2023/0313049 A1CZero Inc.
Most cited
By later US patents
- Apparatus for preheating combustion air, accompanied by simultaneous reduction of NO.sub.x contained in the flue gases38US 4,602,673 AL. & C. Steinmuller GmbH · 1986
- Method of recovering waste heat from furnace flue gases using a granular heat exchange means33US 4,349,367 APPG Industries, Inc. · 1982
- Fluid bed heat exchanger for contaminated gas27US 4,307,773 A1981
- Heat storage mass for regenerative heat exchange18US 4,408,659 AL. & C. Steinmuller GmbH · 1983
- Apparatus for preheating combustion air, accompanied by simultaneous reduction of NO.sub.x contained in the flue gases18US 4,739,826 AL. & C. Steinmuller GmbH · 1988