C21C 7/0043
Into the falling stream of molten metal
Official title: {into the falling stream of molten metal}
C21C7/0043 (Into the falling stream of molten metal) appears on 21 US grants and 14 published applications in this corpus.
Search patents in C21C- Granted patents
- 21
- Published applications
- 14
- Assignees
- 18
- Inventors
- 111
- Latest grant
- 8 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 3 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Slag discharging method in process of producing ultra-low phosphorus steel and method for producing ultra-low phosphorus steel8 Aug 2023US 11,718,885 B2Nanyang Hanye Special Steel Co., Ltd
- Production apparatus and method for electric arc furnace steelmaking with fully continuous ultra-short process16 Nov 2021US 11,174,524 B1University of Science and Technology Beijing
- Granules containing agglomerated bulk material22 Sep 2020US 10,781,500 B2Rheinkalk GmbH
- Method for preparing low-cost clean steel18 Jul 2017US 9,708,676 B2
- Method and nozzle for suppressing the generation of iron-containing vapor20 Oct 2015US 9,162,785 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Production apparatus and method for electric arc furnace steelmaking with fully continuous ultra-short process18 Nov 2021US 2021/0355554 A1University of Science and Technology Beijing
- Slag Discharging Method in Process of Producing Ultra-Low Phosphorus Steel and Method for Producing Ultra-Low Phosphorus Steel15 Jul 2021US 2021/0214813 A1Nanyang Hanye Special Steel Co., Ltd
- Granules containing agglomerated bulk material20 Dec 2018US 2018/0363078 A1Rheinkalk GmbH
- High temperature alloy particle dosing device9 Feb 2017US 2017/0038145 A1Rassini Frenos, S.A. De C.V.
- Granules Containing Agglomerated Bulk Material26 Mar 2015US 2015/0082944 A1
Most cited
By later US patents
- Method and device for dispersing a melt with a fluid jet8US 4,011,290 AOutokumpu Oy · 1977
- Method of introducing additives in steelmaking6US 6,638,337 B1Qual-Chem Limited · 2003
- Method for adding ingredient to steel as shot5US 4,389,249 AInland Steel Company · 1983
- Method and apparatus for adding solid alloying ingredients to molten metal stream5US 4,602,949 AInland Steel Company · 1986
- Process for detecting outflow of slag5US 5,028,033 AKawasaki Steel Corporation · 1991