B21B 2201/00
Special rolling modes
B21B2201/00 (Special rolling modes) appears on 122 US grants and 76 published applications in this corpus.
Search patents in B21B- Granted patents
- 122
- Published applications
- 76
- Assignees
- 64
- Inventors
- 279
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 0 |
| 2002 | 4 | 4 |
| 2003 | 7 | 4 |
| 2004 | 3 | 4 |
| 2005 | 6 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 3 |
| 2008 | 1 | 4 |
| 2009 | 2 | 0 |
| 2010 | 0 | 5 |
| 2011 | 5 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 5 |
| 2019 | 4 | 4 |
| 2020 | 1 | 5 |
| 2021 | 1 | 5 |
| 2022 | 2 | 4 |
| 2023 | 4 | 1 |
| 2024 | 4 | 9 |
| 2025 | 6 | 5 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B21B 2201/04Ferritic rollingIndexing code43
- B21B 2201/14Soft reductionIndexing code41
- B21B 2201/02Austenitic rollingIndexing code23
- B21B 2201/06Thermomechanical rollingIndexing code23
- B21B 2201/18Vertical rolling pass linesIndexing code13
- B21B 2201/16Two-phase or mixed-phase rollingIndexing code10
- B21B 2201/10Endless rollingIndexing code9
- B21B 2201/08Batch rollingIndexing code6
All 9 subgroupsShow fewer
Recent patents
- Forging press for hot forging of asymmetric to symmetric rail and process of forging thereof26 May 2026US RE50,897 E1Savita Nowar
- Method for producing a dual-phase steel strip in a combined casting and rolling system, a dual-phase steel strip produced by means of the method, and a combined casting and rolling system19 May 2026US 12,629,747 B2Primetals Technologies Austria GmbH
- Continuous caster to cast a metal product30 Sep 2025US 12,427,567 B2ArcelorMittal
- Method for revamping a plant for producing flat rolled products29 Jul 2025US 12,370,588 B2Danieli & C. Officine Meccaniche SpA
- Casting-rolling system for batch and continuous operation15 Jul 2025US 12,358,034 B2SMS group GmbH
- Operating method of a continuous casting-rolling plant with edger20 Aug 2026US 2026/0241427 A1Primetals Technologies Germany GmbH
- Segment of a soft reduction device for carrying out a soft reduction of slabs3 Jul 2025US 2025/0214136 A1Danieli & C. Officine Meccaniche SpA
- Twip steel sheet having an austenitic matrix26 Jun 2025US 2025/0207216 A1ArcelorMittal
- Extra-thick q500qe bridge steel plate and production method therefor5 Jun 2025US 2025/0178054 A1Institute of Research of Iron and Steel, Jiangsu Province/Sha-Steel, Co. Ltd (Cn)
- Plant and method for producing flat rolled products13 Feb 2025US 2025/0050397 A1Danieli & C. Officine Meccaniche SpA
Most cited
By later US patents
- Process and plant for obtaining steel strip coils having cold-rolled characteristics and directly obtained in a hot-rolling line32US 5,329,688 AHoogovens Groep B.V. · 1994
- Method and plant for rolling hot-rolled wide strip in a CSP plant32US 6,030,470 ASMS Schloemann-Siemag Aktiengesellschaft · 2000
- Method and arrangement for producing hot-rolled steel strip25US 6,092,586 AMannesmann Aktiengesellschaft · 2000
- System and process for forming thin flat hot rolled steel strip21US 5,133,205 AChaparral Steel Company · 1992
- Rolling method for thin flat products and relative rolling line18US 6,062,055 ADanieli & C. Officine Meccaniche SpA · 2000