F27D 2099/006
Auxiliary heating
Official title: {Auxiliary heating, e.g. in special conditions or at special times}
F27D2099/006 (Auxiliary heating) appears on 11 US grants and 5 published applications in this corpus.
Search patents in F27D- Granted patents
- 11
- Published applications
- 5
- Assignees
- 10
- Inventors
- 21
- Latest grant
- 25 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of heating up furnace bottom, and burner lance used in the method25 Mar 2025US 12,259,184 B2Jfe Steel Corporation
- Thermoplastic kettle auxiliary heat exchanger system22 Jan 2019US 10,184,721 B2
- Concentric electrode DC arc systems and their use in processing waste materials28 Jun 2005US 6,912,354 B2Electro-Petroleum, Inc.
- Concentric electrode DC arc system and their use in processing waste materials15 Oct 2002US 6,466,605 B1Electro-Pyrolysis, Inc.
- Concentric electrode DC arc systems and their use in processing waste materials16 Jul 2002US 6,421,500 B2Electro-Petroleum, Inc.
- Method of heating up furnace bottom, and burner lance used in the method9 Jun 2022US 2022/0178612 A1Jfe Steel Corporation
- Thermoplastic kettle auxiliary heat exchanger system10 Aug 2017US 2017/0227289 A1
- Method for Heating an Industrial Furnace and a Heating Apparatus for Carrying Out Said Method12 Mar 2015US 2015/0072297 A1Ipsen, Inc.
- Concentric electrode DC arc systems and their use in processing waste materials27 Feb 2003US 2003/0039297 A1Electro-Petroleum, Inc.
- Concentric electrode DC arc systems and their use in processing waste materials22 Nov 2001US 2001/0043638 A1Electro-Petroleum, Inc.
Most cited
By later US patents
- Concentric electrode DC arc systems and their use in processing waste materials35US 5,673,285 AElectro-Pyrolysis, Inc. · 1997
- Plasma furnace and a method of operating the same18US 5,579,705 AKansai Denryoku Kabushiki Kaisha · 1996
- Concentric electrode DC arc system and their use in processing waste materials9US 6,466,605 B1Electro-Pyrolysis, Inc. · 2002
- Concentric electrode DC arc systems and their use in processing waste materials5US 6,421,500 B2Electro-Petroleum, Inc. · 2002
- Production of refractory linings or walls4US 4,455,014 AL'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation · 1984