B21B 1/26
By hot-rolling
Official title: by hot-rolling {, e.g. Steckel hot mill}
B21B1/26 (By hot-rolling) appears on 334 US grants and 219 published applications in this corpus.
Search patents in B21B- Granted patents
- 334
- Published applications
- 219
- Assignees
- 136
- Inventors
- 862
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 9 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 10 | 0 |
| 1998 | 14 | 0 |
| 1999 | 11 | 0 |
| 2000 | 17 | 0 |
| 2001 | 15 | 2 |
| 2002 | 6 | 7 |
| 2003 | 8 | 7 |
| 2004 | 6 | 10 |
| 2005 | 2 | 9 |
| 2006 | 6 | 2 |
| 2007 | 3 | 5 |
| 2008 | 2 | 8 |
| 2009 | 4 | 5 |
| 2010 | 1 | 9 |
| 2011 | 9 | 6 |
| 2012 | 2 | 10 |
| 2013 | 6 | 9 |
| 2014 | 3 | 22 |
| 2015 | 16 | 10 |
| 2016 | 6 | 12 |
| 2017 | 8 | 14 |
| 2018 | 13 | 6 |
| 2019 | 11 | 13 |
| 2020 | 9 | 9 |
| 2021 | 7 | 5 |
| 2022 | 7 | 7 |
| 2023 | 9 | 10 |
| 2024 | 8 | 11 |
| 2025 | 9 | 5 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hot rolling mill with separator for mill scale from wastewater17 Mar 2026US 12,576,347 B2ArcelorMittal
- Cooling device with coolant jets having a hollow cross section17 Feb 2026US 12,551,938 B2Primetals Technologies Germany GmbH
- Device and method for producing hot-rolled metal strips6 Jan 2026US 12,515,252 B2SMS group GmbH
- Stabilization of the rolled product during opening and/or closing of a roll stand9 Dec 2025US 12,491,551 B2SMS group GmbH
- Reduction of surface defects during finish rolling of hot strip14 Oct 2025US 12,440,878 B2Primetals Technologies Austria GmbH
- Hot rolling equipment and hot rolling method17 Sep 2026US 2026/0273601 A1Nippon Steel Corporation
- Width prediction method of rough rolled material, width control method of rough rolled material, manufacturing method of hot-rolled steel sheet, and generation method of width prediction model of rough rolled material30 Jul 2026US 2026/0216773 A1Jfe Steel Corporation
- Pre-calendering system for reducing strain imbalances in multilane electrodes7 May 2026US 2026/0124655 A1Tesla, Inc.
- Method for producing grain-oriented electrical steel sheet, and induction heating device19 Mar 2026US 2026/0081056 A1Jfe Steel Corporation
- Hot rolling with residual elements12 Mar 2026US 2026/0070107 A1
Most cited
By later US patents
- Hot strip rolling plant and method directly combined with continuous casting36US 5,634,257 AHitachi, Ltd. · 1997
- Method and apparatus for continuous casting and hot-rolling32US 5,461,770 AHitachi, Ltd. · 1995
- Method and plant for rolling hot-rolled wide strip in a CSP plant32US 6,030,470 ASMS Schloemann-Siemag Aktiengesellschaft · 2000
- Processing of titanium-aluminum-vanadium alloys and products made thereby32US 8,048,240 B2ATI Properties, Inc. · 2011
- Battery can, sheet for forming battery can, and method for manufacturing sheet27US 5,576,113 AKatayama Special Industries, Ltd. · 1996