F27D 3/0026
Introducing additives into the melt
Official title: {Introducing additives into the melt}
F27D3/0026 (Introducing additives into the melt) appears on 55 US grants and 22 published applications in this corpus.
Search patents in F27D- Granted patents
- 55
- Published applications
- 22
- Assignees
- 51
- Inventors
- 153
- Latest grant
- 2 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 2 |
| 2002 | 3 | 0 |
| 2003 | 1 | 3 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 3 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Continuous concentrate feeding equipment3 May 2022US 11,320,204 B2Mitsubishi Materials Corporation
- Method of operating a top submerged lance furnace20 Jul 2021US 11,066,713 B2Tenova South Africa (Pty) Ltd
- A method of treating a silicon carbide bearing material25 Jun 2026US 2026/0176714 A1Sibanye Stillwater Limited
- Mechanical auger recirculation well23 Feb 2023US 2023/0055448 A1
- Continuous concentrate feeding equipment17 Feb 2022US 2022/0049898 A1Mitsubishi Materials Corporation
- System for preparing an aluminium melt including a fluidization tank23 Dec 2021US 2021/0395861 A1Automotive Components Floby AB
- Electric furnace27 Feb 2020US 2020/0064071 A1Nippon Steel Corporation
Most cited
By later US patents
- Method for agitating metals and producing alloys140US 4,743,428 ACominco Ltd. · 1988
- Method and apparatus for dissolving nickel in molten zinc128US 4,717,540 ACominco Ltd. · 1988
- Method for liquid mixing126US 4,018,598 AThe Steel Company of Canada, Limited · 1977
- Flux injection assembly and method72US 9,273,376 B2Pyrotek, Inc. · 2016
- Process for preparation of composite materials containing nonmetallic particles in a metallic matrix40US 4,865,806 ADural Aluminum Composites Corp. · 1989