B21B 2267/20
Ground camber or profile
B21B2267/20 (Ground camber or profile) appears on 10 US grants and 8 published applications in this corpus.
Search patents in B21B- Granted patents
- 10
- Published applications
- 8
- Assignees
- 8
- Inventors
- 16
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 1 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Changing the effective contour of a running surface of a working roll during hot rolling of rolling stock in a roll stand to form a rolled strip29 Apr 2025US 12,285,790 B2Primetals Technologies Germany GmbH
- Method and plant for producing flat rolled products7 Jan 2025US 12,186,789 B2Danieli & C. Officine Meccaniche SpA
- Changing the effective contour of a running surface of a working roll during hot rolling of rolling stock in a roll stand to form a rolled strip5 Mar 2024US 11,919,059 B2Primetals Technologies Germany GmbH
- Method for producing hot-rolled seamless pipes having thickened ends30 Jun 2020US 10,695,809 B2Vallourec Deutschland GmbH
- Roll crown for the specific avoidance of quarter waves17 Mar 2020US 10,589,328 B2Primetals Technologies Austria GmbH
- Changing the effective contour of a running surface of a working roll during hot rolling of rolling stock in a roll stand to form a rolled strip30 May 2024US 2024/0173759 A1Primetals Technologies Germany GmbH
- Method and plant for producing flat rolled products22 Feb 2024US 2024/0058853 A1Danieli & C. Officine Meccaniche SpA
- Method and plant for producing flat rolled products15 Sep 2022US 2022/0288659 A1
- Changing the effective contour of a running surface of a working roll during hot rolling of rolling stock in a roll stand to form a rolled strip28 Apr 2022US 2022/0126337 A1Primetals Technologies Germany GmbH
- Roll crown for the specific avoidance of quarter waves19 Jul 2018US 2018/0200769 A1Primetals Technologies Austria GmbH
Most cited
By later US patents
- Method for converting a steel slitter into a four high cold reduction mill5US 4,587,702 A1986
- Rolling mill4US 4,596,130 ANippon Steel Corporation · 1986
- Spreading rolling mill and associated method4US 4,735,116 AInternational Rolling Mill Consultants, Inc. · 1988
- Method for producing ultra thin wall metallic tube by cold rolling method4US 7,992,417 B2Sumitomo Metal Industries, Ltd. · 2011