C21D 9/573
With cooling
Official title: with cooling
C21D9/573 (With cooling) appears on 351 US grants and 302 published applications in this corpus.
Search patents in C21D- Granted patents
- 351
- Published applications
- 302
- Assignees
- 190
- Inventors
- 958
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 9 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 9 | 0 |
| 1983 | 13 | 0 |
| 1984 | 10 | 0 |
| 1985 | 7 | 0 |
| 1986 | 7 | 0 |
| 1987 | 11 | 0 |
| 1988 | 10 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 4 |
| 2002 | 7 | 11 |
| 2003 | 10 | 8 |
| 2004 | 5 | 7 |
| 2005 | 7 | 5 |
| 2006 | 1 | 10 |
| 2007 | 3 | 6 |
| 2008 | 7 | 5 |
| 2009 | 6 | 16 |
| 2010 | 5 | 11 |
| 2011 | 6 | 13 |
| 2012 | 3 | 5 |
| 2013 | 10 | 5 |
| 2014 | 9 | 8 |
| 2015 | 6 | 10 |
| 2016 | 5 | 12 |
| 2017 | 6 | 14 |
| 2018 | 4 | 10 |
| 2019 | 15 | 12 |
| 2020 | 9 | 23 |
| 2021 | 11 | 16 |
| 2022 | 14 | 18 |
| 2023 | 10 | 20 |
| 2024 | 9 | 26 |
| 2025 | 18 | 15 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Steel sheet, member, and methods for producing the same26 May 2026US 12,637,730 B2Jfe Steel Corporation
- Method for producing a dual-phase steel strip in a combined casting and rolling system, a dual-phase steel strip produced by means of the method, and a combined casting and rolling system19 May 2026US 12,629,747 B2Primetals Technologies Austria GmbH
- Methods of cooling an electrically conductive sheet during transverse flux induction heat treatment19 May 2026US 12,635,041 B2Arconic Technologies LLC
- Method for producing a microalloyed steel, a microalloyed steel produced using the method, and a combined casting/rolling installation12 May 2026US 12,623,278 B2Primetals Technologies Austria GmbH
- Cooling water temperature control method and cooling water temperature control device for steel sheet12 May 2026US 12,624,414 B2Jfe Steel Corporation
- High-strength and high-plasticity hot-rolled strip steel with high weather resistance and manufacturing method therefor3 Sep 2026US 2026/0258536 A1Baoshan Iron & Steel Co., Ltd.
- Method for predicting sheet temperature of steel strip, method for controlling sheet temperature of steel strip, steel strip production method, and method for generating steel strip sheet temperature prediction model13 Aug 2026US 2026/0234745 A1Jfe Steel Corporation
- Continuous annealing line, continuous annealing method, method of producing cold-rolled steel sheet, and method of producing coated or plated steel sheet30 Jul 2026US 2026/0218361 A1Jfe Steel Corporation
- Liquid cooling of a strip running in a continuous line30 Apr 2026US 2026/0117356 A1Fives Stein
- Metal-strip warped-shape control method, metal-strip manufacturing method, and metal-strip warped-shape control device2 Apr 2026US 2026/0091420 A1Jfe Steel Corporation
Most cited
By later US patents
- Controlled cooling apparatus for hot rolled wire rods34US 4,423,856 AKabushiki Kaisha Kobe Seiko Sho · 1984
- Apparatus for obtaining bright finish galvanizing coating on wire31US 4,177,754 AFennell Corporation · 1979
- Process and apparatus for applying and removing liquid coolant to control temperature of continuously moving metal strip28US 5,701,775 AAlcan International Limited · 1997
- Method and apparatus for cooling steel sheet23US 4,440,584 ANippon Kokan Kabushiki Kaisha · 1984
- Method of controlled cooling for steel strip21US 4,440,583 ANippon Steel Corporation · 1984