F27B 9/201
Walking beam furnace
Official title: {walking beam furnace}
F27B9/201 (Walking beam furnace) appears on 102 US grants and 22 published applications in this corpus.
Search patents in F27B- Granted patents
- 102
- Published applications
- 22
- Assignees
- 64
- Inventors
- 174
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 3 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 3 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for heating steel products9 Jun 2026US 12,649,956 B2Danieli & C. Officine Meccaniche SpA
- Shielding shoe for walking beam furnaces18 Nov 2025US 12,474,119 B2ANDRITZ Metals Germany GmbH
- Method for heating a blank and heating system10 Dec 2024US 12,163,737 B2Autotech Engineering S.L.
- Method for heating a blank and heating system29 Aug 2023US 11,740,023 B2Autotech Engineering S.L.
- Conveying through furnaces5 Apr 2022US 11,293,695 B2Autotech Engineering S.L.
- Method for determining slab length and slab charging position within walking-beam heating furnace13 Aug 2026US 2026/0235361 A1Jfe Steel Corporation
- Heat treatment system15 May 2025US 2025/0155196 A1NGK Insulators, Ltd.
- Shielding Shoe for Walking Beam Furnaces26 Sep 2024US 2024/0318916 A1ANDRITZ Metals Germany GmbH
- Heating device for a rod-shaped workpiece30 May 2024US 2024/0175632 A1Extrutec GmbH
- Device for heating steel products29 Feb 2024US 2024/0068062 A1Danieli & C. Officine Meccaniche SpA
Most cited
By later US patents
- Multi-zone furnace system22US 4,586,898 ABTU Engineering Corporation · 1986
- Continuous infrared furnace17US 7,514,650 B2Despatch Industries Limited Partnership · 2009
- Method of operating a reheating furnace in a hot rolling line and a reheating furnace employed therefor16US 4,229,878 AChugairo Kogyo Kaisha Ltd. · 1980
- Method of and apparatus for storing products from continuous casting lines prior to rolling16US 5,075,953 AStein Heurtey · 1991
- Walking beam furnace for round bar and the like15US 4,025,298 AMidland-Ross Corporation · 1977