C21B 2400/026
Using air, inert gases or removable conductive bodies
Official title: using air, inert gases or removable conductive bodies
C21B2400/026 (Using air, inert gases or removable conductive bodies) appears on 89 US grants and 50 published applications in this corpus.
Search patents in C21B- Granted patents
- 89
- Published applications
- 50
- Assignees
- 73
- Inventors
- 254
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 5 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 2 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 6 |
| 2014 | 2 | 2 |
| 2015 | 5 | 3 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 2 |
| 2020 | 4 | 4 |
| 2021 | 0 | 0 |
| 2022 | 1 | 3 |
| 2023 | 3 | 4 |
| 2024 | 3 | 8 |
| 2025 | 2 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for the cooling and heat recovery from materials at very high temperature9 Jun 2026US 12,649,690 B2Cicsa S.R.L.
- Integrated drying process and device for dry granulated slag and sludge2 Jun 2026US 12,644,161 B2Baoshan Iron & Steel Co., Ltd.
- Process and apparatus for the granulation of slag deriving from iron and steel production22 Jul 2025US 12,365,952 B2
- Method for granulating a metallurgical slag3 Jun 2025US 12,319,983 B2SMS group GmbH
- Demetallized slag for abrasives and/or roofing granules and related methods17 Sep 2024US 12,091,605 B2Harsco Technologies LLC
- Demetallized slag for abrasives and/or roofing granules and related methods5 Dec 2024US 2024/0400873 A1Harsco Technologies LLC
- Method and system for producing low carbon ferroalloy from chromite ore12 Sep 2024US 2024/0301530 A1MM Metals USA, LLC
- Cooling apparatus8 Aug 2024US 2024/0263879 A1Material Handling Technology S.R.L.
- Method and apparatus for the treatment of black slag11 Jul 2024US 2024/0229170 A9Truyoins S.R.L.
- Method for the cooling and heat recovery from materials at very high temperature30 May 2024US 2024/0174564 A1Cicsa S.R.L.
Most cited
By later US patents
- Process for producing fibers with a specially fixed size from melts24US 4,374,074 AItoh Metal Abrasive Co., Ltd. · 1983
- Apparatus for producing spherical particles and fibers with a specially fixed size from melts15US 4,315,720 AItoh Metal Abrasive Co., Ltd. · 1982
- Slag bath generator14US 4,013,427 ADr. C. Otto & Comp. G.m.b.H. · 1977
- Slag bath generator12US 4,043,766 ADr. C. Otto & Comp. G.m.b.H. · 1977
- Process and apparatus for producing spherical particles and fibers with a specially fixed size from melts12US 4,323,523 AItoh Metal Abrasive Co., Ltd. · 1982