C21B 2400/074
Tower structures for cooling, being confined but not sealed
C21B2400/074 (Tower structures for cooling, being confined but not sealed) appears on 21 US grants and 6 published applications in this corpus.
Search patents in C21B- Granted patents
- 21
- Published applications
- 6
- Assignees
- 17
- Inventors
- 42
- Latest grant
- 24 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Heat recover apparatus, system and method of using the same24 Jan 2023US 11,560,880 B2Arizona Board of Regents on Behalf of the University of Arizona
- Steam condensation tower for a granulation installation21 Jul 2015US 9,085,809 B2Paul Wurth S. A.
- Process and installation for granulating slag6 Nov 2012US 8,302,430 B2Siemens Vai Metals Technologies GmbH
- Process and system for treating steel slag22 Dec 2009US 7,635,100 B2
- Process and installation for granulating slag13 Oct 2009US 7,600,397 B2Voest-Alpine Industrieanlagenbau GmbH
- Heat recover apparatus, system and method of using the same9 Sep 2021US 2021/0277877 A1Arizona Board of Regents on Behalf of the University of Arizona
- Steam condensation system for a granulation installation7 Mar 2019US 2019/0071742 A1Paul Wurth S. A.
- Steam condensation tower for a granulation installation10 Oct 2013US 2013/0264754 A1Paul Wurth S. A.
- Process and installation for granulating slag24 Dec 2009US 2009/0315233 A1Voest-Alpine Industrieanlagenbau GmbH
- A process and system for treating ultra fine powder of steel slag7 Feb 2008US 2008/0029538 A1
Most cited
By later US patents
- Slag bath generator14US 4,013,427 ADr. C. Otto & Comp. G.m.b.H. · 1977
- Method and apparatus for handling slag handling12US 4,018,588 AEcolaire Incorporated · 1977
- Treatment and handling of metallurgical slag11US 4,277,273 A1981
- Method producing slag ballast9US 4,049,439 ANippon Steel Corporation · 1977
- Apparatus for dewatering granulated-slag slurry8US 4,204,855 ASIDMAR Maritieme Staalnihverheid N.V. Siderurgie Maritime S.A. · 1980