F28D 21/0017
Flooded core heat exchangers
Official title: {Flooded core heat exchangers (in large body of fluid F28D1/0206)}
F28D21/0017 (Flooded core heat exchangers) appears on 89 US grants and 114 published applications in this corpus.
Search patents in F28D- Granted patents
- 89
- Published applications
- 114
- Assignees
- 62
- Inventors
- 223
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 3 |
| 2003 | 4 | 2 |
| 2004 | 1 | 3 |
| 2005 | 3 | 2 |
| 2006 | 1 | 8 |
| 2007 | 2 | 2 |
| 2008 | 1 | 3 |
| 2009 | 5 | 4 |
| 2010 | 2 | 10 |
| 2011 | 0 | 6 |
| 2012 | 4 | 2 |
| 2013 | 2 | 8 |
| 2014 | 3 | 5 |
| 2015 | 3 | 5 |
| 2016 | 3 | 11 |
| 2017 | 7 | 6 |
| 2018 | 4 | 4 |
| 2019 | 7 | 6 |
| 2020 | 6 | 8 |
| 2021 | 4 | 5 |
| 2022 | 8 | 5 |
| 2023 | 4 | 2 |
| 2024 | 6 | 2 |
| 2025 | 1 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Plate package, plate and heat exchanger device19 Nov 2024US 12,146,713 B2Alfa Laval Corporate AB
- Liquid blocking device and evaporator thereof12 Nov 2024US 12,140,349 B2Carrier Corporation
- Refrigerant management in hvac systems13 Mar 2025US 2025/0085035 A1Trane International Inc.
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- Evaporator for refrigeration plant delimiting two respectively high-pressure and low-pressure evaporation chambers and separated by a filter screen25 Jan 2024US 2024/0027111 A1Alpinov X
- Suction heat exchanger de-misting function14 Sep 2023US 2023/0288106 A1Trane International Inc.
- Vapor distribution system in a concentric reboiler9 Mar 2023US 2023/0074304 A1Uop LLC
Most cited
By later US patents
- Flow distributor and baffle system for a falling film evaporator73US 6,868,695 B1American Standard International Inc. · 2005
- Evaporator with mist eliminator42US 6,532,763 B1Carrier Corporation · 2003
- Boiling process and a heat exchanger for use in the process37US 5,122,174 AAir Products and Chemicals, Inc. · 1992
- Chiller with hybrid falling film evaporator27US 5,839,294 ACarrier Corporation · 1998
- Heat transfer tubes, including methods of fabrication and use thereof24US 7,178,361 B2Wolverine Tube, Inc. · 2007