B21B 37/32
By cooling, heating or lubricating the rolls
Official title: by cooling, heating or lubricating the rolls
B21B37/32 (By cooling, heating or lubricating the rolls) appears on 76 US grants and 49 published applications in this corpus.
Search patents in B21B- Granted patents
- 76
- Published applications
- 49
- Assignees
- 58
- Inventors
- 206
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 3 |
| 2003 | 1 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 4 |
| 2008 | 1 | 1 |
| 2009 | 0 | 4 |
| 2010 | 1 | 3 |
| 2011 | 1 | 4 |
| 2012 | 3 | 1 |
| 2013 | 3 | 1 |
| 2014 | 2 | 4 |
| 2015 | 4 | 2 |
| 2016 | 2 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 0 | 2 |
| 2020 | 3 | 2 |
| 2021 | 2 | 0 |
| 2022 | 1 | 1 |
| 2023 | 2 | 3 |
| 2024 | 2 | 6 |
| 2025 | 1 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for preheating a working roll for rolling30 Jun 2026US 12,667,875 B2Constellium Issoire
- Manufacturing method for slab and continuous casting equipment6 Jan 2026US 12,515,246 B2Nippon Steel Corporation
- Six-high rolling mill stand and finishing mill train for hot rolling an intermediate strip into a thin strip25 Feb 2025US 12,233,443 B2Primetals Technologies Austria GmbH
- Control device for rolling mill apparatus, rolling mill facility, and operation method for rolling mill apparatus31 Dec 2024US 12,179,244 B2Primetals Technologies Japan, Ltd.
- Rolling mill and rolling method for metal plate1 Oct 2024US 12,103,060 B2Primetals Technologies Japan, Ltd.
- Temperature control device and method for heating work rolls13 Aug 2026US 2026/0233275 A1Achenbach Buschhutten GmbH
- Method for producing an aluminum strip and casting-rolling system for producing an aluminum strip17 Apr 2025US 2025/0121429 A1SMS group GmbH
- Model Based Multi-Variable Predictive Control for Metal Rolling Mills19 Dec 2024US 2024/0416403 A1Honeywell International Inc.
- Electrode sheet manufacturing device12 Dec 2024US 2024/0408657 A1Prime Planet Energy & Solutions, Inc.
- Efficient identification of flatness in a planar rolling material21 Nov 2024US 2024/0383027 A1Primetals Technologies Germany GmbH
Most cited
By later US patents
- Method and apparatus for cooling rolling mill rolls and flat rolled products39US 5,212,975 AInternational Rolling Mill Consultants, Inc. · 1993
- Methods of detecting and correcting spray header malfunctions35US 4,932,232 AAlcan Aluminum Corporation · 1990
- Nip control method and apparatus32US 4,384,514 AConsolidated-Bathurst Limited · 1983
- Method of flattening metal strip27US 6,327,883 B1BWG Bergwerk- und Walzwerk-Maschinenbau GmbH · 2001
- Process for automatically controlling the shape of sheet metal produced in a rolling mill22US 4,262,511 AReycan Research Limited · 1981