C21B 2400/04
Specific shape of slag after cooling
C21B2400/04 (Specific shape of slag after cooling) appears on 7 US grants and 9 published applications in this corpus.
Search patents in C21B- Granted patents
- 7
- Published applications
- 9
- Assignees
- 12
- Inventors
- 30
- Latest grant
- 17 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Demetallized slag for abrasives and/or roofing granules and related methods17 Sep 2024US 12,091,605 B2Harsco Technologies LLC
- Reduced iron production method and production apparatus10 Jan 2023US 11,549,155 B2Kobe Steel, Ltd.
- Production of products from steel slags3 Jun 2008US 7,381,365 B2Heckett Multiserv plc
- Process for casting and forming slag products6 Nov 2001US 6,311,522 B1Slaytech Inc.
- Concrete product using aggregates obtained by pulverizing melt slags and the method of fabricating the same30 Jul 1996US 5,540,771 AKeihan Concrete Co.
- Demetallized slag for abrasives and/or roofing granules and related methods5 Dec 2024US 2024/0400873 A1Harsco Technologies LLC
- Apparatus and method for separating a slag material from a collector material16 Mar 2023US 2023/0082129 A1FLSmidth A/S
- Demetallized slag for abrasives and/or roofing granules and related methods20 Oct 2022US 2022/0332994 A1Harsco Technologies LLC
- Apparatus for producing hot briquetted iron5 Aug 2021US 2021/0238707 A1Jeil Machinery Co., Ltd.
- Method for resource recovery from silicon slag and deoxidizing agent for iron and steelmaking23 Jan 2020US 2020/0024145 A1
Most cited
By later US patents
- Method for manufacturing crushed sands from blast furnace water granulated slags7US 4,268,295 ANakayama Steel Works, Ltd. · 1981
- Concrete product using aggregates obtained by pulverizing melt slags and the method of fabricating the same3US 5,540,771 AKeihan Concrete Co. · 1996
- Method and an apparatus for subdivision of and heat recovery from a liquid slag2US 4,604,136 AAB Svensk Alunskifferutveckling · 1986
- Process for casting and forming slag products2US 6,311,522 B1Slaytech Inc. · 2001