B21B 2201/04
Ferritic rolling
B21B2201/04 (Ferritic rolling) appears on 43 US grants and 11 published applications in this corpus.
Search patents in B21B- Granted patents
- 43
- Published applications
- 11
- Assignees
- 27
- Inventors
- 91
- Latest grant
- 21 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 0 |
| 2002 | 1 | 2 |
| 2003 | 6 | 1 |
| 2004 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Energy-efficient production of a ferritic hot-rolled strip in an integrated casting-rolling plant21 May 2024US 11,987,859 B2Primetals Technologies Austria GmbH
- Combined continuous casting and metal strip hot-rolling plant24 Aug 2021US 11,097,323 B2Danieli & C. Officine Meccaniche SpA
- Computer-assisted modelling method for the behavior of a steel volume having a volumetric surface4 Jan 2011US 7,865,341 B2Siemens Aktiengesellschaft
- Method for controlling a continuous strip steel casting process based on customer-specified requirements24 May 2005US 6,896,034 B2Nucor Corporation
- Method for making carbon steel bands, in particular packaging steel bands, and resulting bands8 Feb 2005US 6,852,180 B1Usinor
- Energy-efficient production of a ferritic hot-rolled strip in an integrated casting-rolling plant27 Jun 2024US 2024/0209471 A1Primetals Technologies Austria GmbH
- Energy-efficient production of a ferritic hot-rolled strip in an integrated casting-rolling plant16 Jun 2022US 2022/0186340 A1Primetals Technologies Austria GmbH
- Endless hot-rolled strip production device and method for ferrite rolling19 May 2022US 2022/0152674 A1Wuhan Iron and Steel Company Limited
- Method for thermo-mechanically controlled process for high toughness beam production24 Jun 2021US 2021/0189515 A1Emirates Steel Industries PJSC
- Combined continuous casting and metal strip hot-rolling plant19 Mar 2020US 2020/0086368 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
- 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
- Production plant for continuously or discontinuously rolling hot strip16US 5,802,902 ASMS Schloemann-Siemag Aktiengesellschaft · 1998
- Method for producing non-grain oriented magnetic sheet steel16US 6,503,339 B1Thyssen Krupp Stahl AG · 2003