B21B 13/023
The axis of the rolls being other than perpendicular to the direction
Official title: {the axis of the rolls being other than perpendicular to the direction of movement of the product, e.g. cross-rolling}
B21B13/023 (The axis of the rolls being other than perpendicular to the direction) appears on 98 US grants and 19 published applications in this corpus.
Search patents in B21B- Granted patents
- 98
- Published applications
- 19
- Assignees
- 38
- Inventors
- 188
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 11 | 0 |
| 1998 | 8 | 0 |
| 1999 | 12 | 0 |
| 2000 | 11 | 0 |
| 2001 | 7 | 1 |
| 2002 | 6 | 3 |
| 2003 | 5 | 6 |
| 2004 | 0 | 2 |
| 2005 | 3 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hot rolling mills and hot rolling methods9 Dec 2025US 12,491,550 B2Primetals Technologies Japan, Ltd.
- Large-scale axle intelligent cross wedge rolling mill for rail transit17 Jun 2025US 12,330,197 B2Taiyuan University of Science and Technology
- Rolling mill and rolling mill adjustment method22 Oct 2024US 12,121,946 B2Primetals Technologies Japan, Ltd.
- Rolling mill and rolling mill adjustment method15 Feb 2022US 11,247,253 B2Primetals Technologies Japan, Ltd.
- Device to absorb the axial loads generated on the rolls in a rolling stand4 Apr 2006US 7,021,104 B2Danieli & C. Officine Meccaniche SpA
- Hot rolling mills and hot rolling methods18 May 2023US 2023/0149995 A1Primetals Technologies Japan, Ltd.
- Large-scale axle intelligent cross wedge rolling mill for rail transit5 May 2022US 2022/0136558 A1Taiyuan University of Science and Technology
- Rolling mill and rolling mill adjustment method28 Apr 2022US 2022/0126341 A1Primetals Technologies Japan, Ltd.
- Rolling mill and rolling mill adjustment method14 Feb 2019US 2019/0047028 A1Primetals Technologies Japan, Ltd.
- Method for Transverse Rolling28 Sep 2017US 2017/0274433 A1
Most cited
By later US patents
- Rolling mill equipped with on-line roll grinding system and grinding wheel101US 6,306,007 B1Hitachi, Ltd. · 2001
- 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
- Battery can, sheet for forming battery can, and method for manufacturing sheet27US 5,576,113 AKatayama Special Industries, Ltd. · 1996
- Hot steel plate rolling mill system and rolling method21US 5,636,543 AHitachi, Ltd. · 1997