F17C 9/04
Recovery of thermal energy
F17C9/04 (Recovery of thermal energy) appears on 179 US grants and 215 published applications in this corpus.
Search patents in F17C- Granted patents
- 179
- Published applications
- 215
- Assignees
- 146
- Inventors
- 468
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 7 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 5 | 3 |
| 2004 | 1 | 4 |
| 2005 | 0 | 5 |
| 2006 | 3 | 8 |
| 2007 | 7 | 9 |
| 2008 | 3 | 7 |
| 2009 | 4 | 4 |
| 2010 | 0 | 6 |
| 2011 | 0 | 5 |
| 2012 | 1 | 4 |
| 2013 | 2 | 7 |
| 2014 | 3 | 8 |
| 2015 | 4 | 8 |
| 2016 | 3 | 11 |
| 2017 | 4 | 12 |
| 2018 | 9 | 15 |
| 2019 | 8 | 14 |
| 2020 | 13 | 12 |
| 2021 | 13 | 13 |
| 2022 | 9 | 8 |
| 2023 | 6 | 10 |
| 2024 | 9 | 19 |
| 2025 | 9 | 13 |
| 2026 | 10 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power-saving liquefied-gas-fuel ship and method for processing boil-off gas for liquefied-gas-fuel ship6 Oct 2026US 12,753,884 B2Hanwha Ocean Co., Ltd.
- System for transforming a product22 Sep 2026US 12,742,521 B2Eifhytec
- Heat exchange system and heat load control system1 Sep 2026US 12,723,780 B2
- Method and system for processing gas in a gas storage facility for a gas tanker11 Aug 2026US 12,704,323 B2Gaztransport Et Technigaz
- Fuel conditioning system26 May 2026US 12,637,977 B2Airbus Operations S.L.U.
- Assembly for storing a liquefied cryogenic fluid, vehicle and method27 Aug 2026US 2026/0251269 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Gas supply system for high- and low pressure gas-consuming devices and method for controlling such a system20 Aug 2026US 2026/0243393 A1Gaztransport Et Technigaz
- Liquefied hydrogen equipment23 Jul 2026US 2026/0210496 A1Kawasaki Jukogyo Kabushiki Kaisha
- Station for distributing a pressurized gas and method for preventing or limiting icing of such a station4 Jun 2026US 2026/0153192 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Boil-off fuel usage30 Apr 2026US 2026/0117930 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Combined power cycle with liquefied natural gas (LNG) and synthesis or fuel gas140US 5,295,350 ATexaco Inc. · 1994
- Improved liquefied natural gas fueled combined cycle power plant140US 5,457,951 ACabot Corporation · 1995
- System in process for the vaporization of liquefied natural gas98US 6,644,041 B12003
- Combined power cycle with liquefied natural gas (LNG) and synthesis or fuel gas75US 5,394,686 ATexaco Inc. · 1995
- Power generation from LNG67US 4,995,234 AChicago Bridge & Iron Technical Services Company · 1991