F27D 25/008
Devices or methods for removing incrustations: using fluids or gases
Official title: {using fluids or gases, e.g. blowers, suction units}
F27D25/008 (Devices or methods for removing incrustations: using fluids or gases) appears on 35 US grants and 36 published applications in this corpus.
Search patents in F27D- Granted patents
- 35
- Published applications
- 36
- Assignees
- 47
- Inventors
- 127
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 3 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 3 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 3 |
| 2022 | 1 | 5 |
| 2023 | 3 | 3 |
| 2024 | 2 | 5 |
| 2025 | 1 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Calcination unit for decarbonating raw materials7 Jul 2026US 12,674,621 B2Fives Fcb
- System, method, and apparatus for improved cleaning of industrial furnaces19 May 2026US 12,631,398 B2Integrated Global Services, Inc.
- Method for purge clean of low pressure furnace20 May 2025US 12,305,276 B2Shanghai Huali Microelectronics Corporation
- Melting furnace purge system and method3 Dec 2024US 12,158,306 B2Fives North American Combustion, Inc.
- Devices, systems and methods for effluent removal from furnace process gas2 Jan 2024US 11,859,908 B2BTU International, Inc.
- Heating coil, in particular for a curing oven in mineral wool production5 Jun 2025US 2025/0180293 A1
- Melting furnace purge system and method13 Feb 2025US 2025/0052501 A1Fives North American Combustion, Inc.
- Heat treatment apparatus, method of maintaining heat treatment apparatus, and method of regenerating lamp sleeve28 Nov 2024US 2024/0393052 A1Globalwafers Japan Co., Ltd.
- System for recovering valuable material from crucible used in production of positive electrode active material29 Aug 2024US 2024/0287647 A1Ecopro Materials Co., Ltd.
- Calcination unit for decarbonating raw materials11 Jul 2024US 2024/0230233 A9Fives Fcb
Most cited
By later US patents
- Method for operating moving hearth reducing furnace37US 6,251,161 B1Kabushiki Kaisha Kobe Sieko Sho (Kobe Steel, Ltd.) · 2001
- Aluminum melting method using analysis of fumes coming from the furnace15US 7,462,218 B2L 'Air Liquide-Societe 'Anonyme a 'Directoire et Conseil de Surveillance pour l 'Etude et L'Exploitation des Procedes Georges Claude · 2008
- Multipurpose lance12US 5,865,876 ALTV Steel Company, Inc. · 1999
- Method and apparatus for clearing a powder accumulation in a powder delivery tube12US 6,835,229 B2ISG Technologies Inc. · 2004
- Method and apparatus for preventing the adhesion of dust in an incinerator or melting furnace11US 5,269,236 AMitsubishi Jukogyo Kabushiki Kaisha · 1993