C21C 5/4646
Cooling arrangements
Official title: {Cooling arrangements}
C21C5/4646 (Cooling arrangements) appears on 41 US grants and 32 published applications in this corpus.
Search patents in C21C- Granted patents
- 41
- Published applications
- 32
- Assignees
- 33
- Inventors
- 87
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 3 | 4 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 0 |
| 2018 | 1 | 3 |
| 2019 | 1 | 3 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 0 | 2 |
| 2025 | 3 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Cooling plate for a metallurgical furnace8 Jul 2025US 12,351,883 B2Paul Wurth Deutschland GmbH
- Method for maintenance of a cooling assembly for a metallurgical furnace15 Apr 2025US 12,276,458 B2Paul Wurth Deutschland GmbH
- Single mounting cast iron or copper stave cooler25 Mar 2025US 12,259,186 B2MacRae Technologies, Inc.
- Smelting process and apparatus28 Jun 2022US 11,371,105 B2Tata Steel Limited
- Stave cooler with common coolant collar22 Dec 2020US 10,870,898 B2MacRae Technologies, Inc.
- Half pipe heat exchange system for electric arc, metallurgical or refining furnaces and system thereof10 Jul 2025US 2025/0224179 A1Amerifab, Inc.
- Method and Device for Detecting a Water Leak in A Metallurgical Melting Furnace8 May 2025US 2025/0146898 A1Cth Conrads Technologie Und Holding AG
- Cooling element and a method in connection with a cooling element1 May 2025US 2025/0137724 A1Metso Metals Oy
- System and method for integrated water treatment and cooling in the steel industry24 Oct 2024US 2024/0352548 A1Saudi Arabian Oil Company
- Single mounting cast iron or copper stave cooler4 Jul 2024US 2024/0219120 A1MacRae Technologies, Inc.
Most cited
By later US patents
- Heat exchanger37US 7,901,617 B2Auckland Uniservices Limited · 2011
- Cooling of hot bodies17US 5,797,274 ADavy McKee (Stockton) Limited · 1998
- Air cooled gas injection lance13US 4,941,646 AAir Products and Chemicals, Inc. · 1990
- Metallurgical vessel, in particular a converter9US 3,963,223 AVereinigte Osterreichische Eisen- und Stahlwerke-Alpine Montan Aktiengesellschaft · 1976
- Metallurgical lance and method of cooling the lance9US 5,350,158 AMincorp Limited · 1994