B21B 17/00
Tube-rolling by rollers of which the axes are arranged essentially perpendicular to
Official title: Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
B21B17/00 (Tube-rolling by rollers of which the axes are arranged essentially perpendicular to) appears on 214 US grants and 165 published applications in this corpus.
Search patents in B21B- Granted patents
- 214
- Published applications
- 165
- Assignees
- 99
- Inventors
- 406
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 11 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 3 |
| 2002 | 4 | 2 |
| 2003 | 5 | 7 |
| 2004 | 3 | 7 |
| 2005 | 2 | 1 |
| 2006 | 3 | 4 |
| 2007 | 3 | 7 |
| 2008 | 5 | 9 |
| 2009 | 2 | 7 |
| 2010 | 2 | 9 |
| 2011 | 4 | 6 |
| 2012 | 7 | 9 |
| 2013 | 10 | 14 |
| 2014 | 6 | 7 |
| 2015 | 6 | 14 |
| 2016 | 9 | 5 |
| 2017 | 9 | 8 |
| 2018 | 5 | 4 |
| 2019 | 7 | 5 |
| 2020 | 5 | 9 |
| 2021 | 4 | 5 |
| 2022 | 6 | 5 |
| 2023 | 7 | 3 |
| 2024 | 3 | 3 |
| 2025 | 2 | 10 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device and method for producing roll-formed part21 Jul 2026US 12,686,041 B2Kawasaki Jukogyo Kabushiki Kaisha
- Reducer and/or calibrating rolling mill for rod-shaped bodies21 Apr 2026US 12,605,754 B2Danieli & C. Officine Meccaniche SpA
- Metallic tubular products with enhanced collapse resistance15 Jul 2025US 12,358,038 B2United States Steel Corporation
- Device and method for handling mandrel rods in a tube rolling mill15 Apr 2025US 12,275,047 B2SMS group GmbH
- Electric resistance welded steel pipe, method for manufacturing the same, and automotive structural member24 Dec 2024US 12,173,835 B2Jfe Steel Corporation
- Device and method for producing roll-formed part24 Sep 2026US 2026/0284725 A1Kawasaki Jukogyo Kabushiki Kaisha
- Adaptive positioning apparatus and method for thin-walled nozzles9 Jul 2026US 2026/0192346 A1Xi'an Space Engine Company Limited
- Modular stand base for spaced stands of a rolling mil20 Nov 2025US 2025/0353052 A1
- Stand housing comprising coupling clamping regions20 Nov 2025US 2025/0353053 A1
- Modular stand base for stands of a rolling mill20 Nov 2025US 2025/0353057 A1
Most cited
By later US patents
- Tube rolling method and apparatus24US 5,533,370 ASumitomo Metal Industries, Ltd. · 1996
- Method of stretch reducing of tubular stock23US 4,002,048 AAetna-Standard Engineering Company · 1977
- Method of preparing a steel pipe, an apparatus thereof and a steel pipe22US 6,006,789 AKawasaki Steel Corporation · 1999
- Method of fabricating box section from steel with walls that differ in thickness21US 5,040,399 AHoesch Aktiengesellschaft · 1991
- Combined mechanical and thermal processing method for production of seamless steel pipe19US 4,075,041 ANippon Steel Corporation · 1978