H05B 7/09
Self-baking electrodes
Official title: Self-baking electrodes, e.g. Söderberg type electrodes
H05B7/09 (Self-baking electrodes) appears on 40 US grants and 18 published applications in this corpus.
Search patents in H05B- Granted patents
- 40
- Published applications
- 18
- Assignees
- 34
- Inventors
- 85
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 3 |
| 2003 | 3 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 3 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Blend composition comprising petroleum coke and pyrolytic carbon for electrodes2 Dec 2025US 12,486,587 B2BASF SE
- Self-baking electrode1 Apr 2025US 12,267,938 B2Ferropem
- Self-baking electrode14 Mar 2023US 11,606,847 B2Rheinfelden Carbon Products GmbH
- Electrode composition11 Feb 2020US 10,560,987 B2Rheinfelden Carbon GmbH & Co. KG
- Method and arrangement for measurement of electrode paste in an electrode column of an electric arc furnace3 Sep 2019US 10,401,090 B2Outotec (Finland) Oy
- Blend composition comprising petroleum coke and pyrolytic carbon for electrodes12 Mar 2026US 2026/0071337 A1BASF SE
- Improved thermoplastic carbon precursor material for application in coating, binding, and impregnation processes for the manufacturing of electrodes for steel and aluminum production and batteries27 Mar 2025US 2025/0106958 A1Rain Carbon BV
- Device and Method for Welding Cylindrical Sections of a Casing21 Jul 2022US 2022/0226920 A1MOMEK Services AS
- Self-baking electrode30 Dec 2021US 2021/0410242 A1Ferropem
- Blend composition comprising petroleum coke and pyrolytic carbon for electrodes9 Sep 2021US 2021/0277526 A1BASF SE
Most cited
By later US patents
- Method and apparatus for producing self-baking carbon electrode22US 5,822,358 AElkem ASA · 1998
- Iron free self baking electrode18US 4,575,856 APennsylvania Engineering Corporation · 1986
- Manufacture of a Soderberg electrode incorporating a high carbon-contributing phenolic sacrificial binder18US 4,897,170 ABorden, Inc. · 1990
- Method of and device for forming self-baking electrode17US 4,122,294 A1978
- Electric smelting furnace11US 4,147,887 AIshikawajima-Harima Jukogyo Kabushiki Kaisha · 1979