C04B 18/142
Steelmaking slags, converter slags
Official title: {Steelmaking slags, converter slags}
C04B18/142 (Steelmaking slags, converter slags) appears on 22 US grants and 33 published applications in this corpus.
Search patents in C04B- Granted patents
- 22
- Published applications
- 33
- Assignees
- 34
- Inventors
- 97
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 3 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 3 |
| 2023 | 4 | 3 |
| 2024 | 3 | 7 |
| 2025 | 1 | 2 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Masonry material utilizing recycled construction and demolition waste7 Apr 2026US 12,595,208 B2Washington State University
- Compositions for controlling microbially induced concrete corrosion20 Jan 2026US 12,528,741 B2The Regents of the University of Colorado, a body corporate
- All-solid waste-based carbonated unburned lightweight aggregate and preparation method thereof20 Jan 2026US 12,528,750 B2Zhejiang University
- Composition containing aggregate, binder, and water2 Sep 2025US 12,404,213 B2Sumitomo Mitsui Construction Co., Ltd.
- Method of increasing the stability of a slag22 Oct 2024US 12,122,718 B2Calderys France
- Method of upgrading industrial furnace by-product27 Aug 2026US 2026/0250196 A1Magsort Oy
- Powder composition, mortar material for additive manufacturing, molded object, and method for manufacturing molded object20 Aug 2026US 2026/0242287 A1Polyuse Co., Ltd.
- Production of Metal Carbonate Soil Amendment from Calcium Slag Silicate20 Aug 2026US 2026/0242303 A1Sabic Agri-Nutrients Company
- Solidified body, roadbed material, and method for manufacturing solidified body6 Aug 2026US 2026/0225956 A1Jfe Steel Corporation
- Carbon-Sequestering Concrete Composition with Enhanced CO2 Absorbtion and Method of Manufacturing Thereof7 Aug 2025US 2025/0250199 A1
Most cited
By later US patents
- Treatment of steel mill waste for recycling11US 5,439,505 A1995
- Method of solidifying steel-making slag and material produced by the method11US 6,334,885 B12002
- Process for using steelmaking slag6US 4,778,523 ANippon Magnetic Dressing Co., Ltd. · 1988
- Anti-stripping agent for asphalt mixture including refined slowly-cooled slag, method for preparing the same, asphalt mixture including the same and method for preparing the same3US 11,365,318 B2Korea Institute of Civil Engineering and Building Technology · 2022
- Method and apparatus for recovering valuable metals from slag and manufacturing multifunctional aggregate2US 8,534,578 B2Hyundai Steel Company · 2013