B21B 19/12
The axes of the rollers being arranged essentially parallel to the axis
Official title: the axes of the rollers being arranged essentially parallel to the axis of the work
B21B19/12 (The axes of the rollers being arranged essentially parallel to the axis) appears on 20 US grants and 13 published applications in this corpus.
Search patents in B21B- Granted patents
- 20
- Published applications
- 13
- Assignees
- 16
- Inventors
- 65
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 1 |
| 2017 | 0 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Rolling mechanism, skew rolling mill and method for rolling ultrafine-grained M50NiL rod16 Sep 2025US 12,415,214 B2Anhui Dongyun Intelligent Rolling Equipment Co., Ltd.
- Large-scale axle intelligent cross wedge rolling mill for rail transit17 Jun 2025US 12,330,197 B2Taiyuan University of Science and Technology
- Expendable hollow carrier fabrication system and method8 Mar 2022US 11,267,031 B2Baker Hughes, A Ge Company, LLC
- High strength thick-walled electric-resistance-welded steel pipe for deep-well conductor casing, method for manufacturing the same, and high-strength thick-walled conductor casing for deep wells6 Jul 2021US 11,053,564 B2Jfe Steel Corporation
- Rolling stand for metal products7 Apr 2020US 10,610,913 B2Danieli & C. Officine Meccaniche SpA
- Magnesium alloy molded article and molding device thereof27 Feb 2025US 2025/0065390 A1Massive Lab Inc.
- Rolling mechanism, skew rolling mill and method for rolling ultrafine-grained m50nil rod13 Jun 2024US 2024/0189880 A1Anhui Dongyun Intelligent Rolling Equipment Co., Ltd.
- Large-scale axle intelligent cross wedge rolling mill for rail transit5 May 2022US 2022/0136558 A1Taiyuan University of Science and Technology
- Methods and machines for producing tubes by means of flow forming3 Mar 2022US 2022/0062967 A1
- Expendable hollow carrier fabrication system and method2 Apr 2020US 2020/0102814 A1Baker Hughes, A Ge Company, LLC
Most cited
By later US patents
- Machine tool for the production of tubular components12US 4,766,752 AMAN Technologie GmbH · 1988
- Apparatus for working surface of metal pipe8US 4,712,407 AMitsubishi Kinzoku Kabushiki Kaisha · 1987
- Method and apparatus to reduce the outer diameter and wall thickness of a hollow tube blank by rolling8US 5,125,251 AMannesmann Aktiengesellschaft · 1992
- Method of producing cold-worked centrifugal cast tubular products7US 9,375,771 B2ATI Properties, Inc. · 2016
- Method and apparatus for manufacturing tubes5US 6,892,559 B2Outokumpu Oyj · 2005