B21B 45/0209
Cooling devices
Official title: {Cooling devices, e.g. using gaseous coolants}
B21B45/0209 (Cooling devices) appears on 490 US grants and 345 published applications in this corpus.
Search patents in B21B- Granted patents
- 490
- Published applications
- 345
- Assignees
- 212
- Inventors
- 1,134
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 6 | 0 |
| 1978 | 9 | 0 |
| 1979 | 6 | 0 |
| 1980 | 13 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 9 | 0 |
| 1984 | 9 | 0 |
| 1985 | 7 | 0 |
| 1986 | 12 | 0 |
| 1987 | 9 | 0 |
| 1988 | 8 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 12 | 0 |
| 1998 | 13 | 0 |
| 1999 | 12 | 0 |
| 2000 | 14 | 0 |
| 2001 | 14 | 4 |
| 2002 | 11 | 10 |
| 2003 | 11 | 9 |
| 2004 | 7 | 9 |
| 2005 | 4 | 10 |
| 2006 | 9 | 8 |
| 2007 | 7 | 9 |
| 2008 | 6 | 15 |
| 2009 | 6 | 19 |
| 2010 | 9 | 16 |
| 2011 | 14 | 15 |
| 2012 | 6 | 27 |
| 2013 | 21 | 6 |
| 2014 | 8 | 19 |
| 2015 | 17 | 18 |
| 2016 | 14 | 14 |
| 2017 | 9 | 10 |
| 2018 | 8 | 14 |
| 2019 | 14 | 19 |
| 2020 | 12 | 28 |
| 2021 | 17 | 16 |
| 2022 | 18 | 18 |
| 2023 | 17 | 6 |
| 2024 | 9 | 10 |
| 2025 | 10 | 10 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sub-ambient temperature transfer system for cold forming processes22 Sep 2026US 12,741,304 B2GM Global Technology Operations LLC
- Cold rolling facility, cold rolling method, and manufacturing method of metal plate17 Mar 2026US 12,576,437 B2Jfe Steel Corporation
- Cooling device with coolant jets having a hollow cross section17 Feb 2026US 12,551,938 B2Primetals Technologies Germany GmbH
- Method of cooling control for steel plate, cooling control device, and method of manufacturing steel plate27 Jan 2026US 12,534,775 B2Jfe Steel Corporation
- Modular spray bar system for selectively cooling and/or lubricating rolls13 Jan 2026US 12,521,778 B2SMS group GmbH
- Multiple-billet hot rolling plant with joint cooling system1 Oct 2026US 2026/0295647 A1Pomini Long Rolling Mills S.R.I.
- Short-flow rolling device and method for seamless pipe27 Aug 2026US 2026/0249337 A1Changzhou Institute of Technology
- Reversible roughing mill for an aluminum or aluminum alloy product and related process13 Aug 2026US 2026/0233276 A1Danieli & C. Officine Meccaniche SpA
- Cooling module, cooling assembly, cooling system, method, hot-rolled metal strip-shaped product, and use28 May 2026US 2026/0145215 A1SMS group GmbH
- High carbon steel wire coil and production method therefor15 Jan 2026US 2026/0014607 A1Institute of Research of Iron and Steel, Jiangsu Province/Sha-Steel, Co. Ltd (Cn)
Most cited
By later US patents
- High-capacity wire rolling mill195US 5,946,783 ASMS Schloemann-Siemag Aktiengesellschaft · 1999
- 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
- Modular zoned digital coolant control system for strip mill rolls34US 4,247,047 A1981
- Process and apparatus for applying and removing liquid coolant to control temperature of continuously moving metal strip28US 5,701,775 AAlcan International Limited · 1997