B22D 11/118
By circulating the metal under, over or around weirs
Official title: by circulating the metal under, over or around weirs (B22D11/119 takes precedence)
B22D11/118 (By circulating the metal under, over or around weirs) appears on 49 US grants and 27 published applications in this corpus.
Search patents in B22D- Granted patents
- 49
- Published applications
- 27
- Assignees
- 39
- Inventors
- 139
- Latest grant
- 18 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 3 |
| 2019 | 1 | 1 |
| 2020 | 2 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 2 | 0 |
| 2024 | 0 | 3 |
| 2025 | 0 | 5 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Diffusion article18 Jul 2023US 11,701,705 B2HarbisonWalker International, Inc.
- Tundish27 Jun 2023US 11,684,969 B2Baoshan Iron & Steel Co., Ltd.
- Diffusion article24 May 2022US 11,338,357 B2HarbisonWalker International, Inc.
- Molten material treatment apparatus21 Dec 2021US 11,203,059 B2Posco
- Configured tundish26 Oct 2021US 11,154,925 B2Vesuvius U S A Corporation
- Nozzle for continuous casting, continuous casting apparatus, tundish, and continuous casting method1 Oct 2026US 2026/0295662 A1Jfe Steel Corporation
- Continuous casting tundish, method for continuously casting steel, and weir12 Mar 2026US 2026/0070119 A1Jfe Steel Corporation
- Ferrule device of tundish nozzle for reducing inclusions in steel7 Aug 2025US 2025/0249500 A1Inner Mongolia University of Science & Technology
- Tundish and continuous casting method using same10 Jul 2025US 2025/0222515 A1Jfe Steel Corporation
- Automatic dam positioning systems and methods for controlling molten metal distribution to continuous casters3 Jul 2025US 2025/0214135 A1
Most cited
By later US patents
- Continuous casting processes and apparatus82US 4,125,146 A1978
- Tundish barriers containing pressure differential flow increasing devices79US 5,083,753 AMagneco/Metrel, Inc. · 1992
- Continuous casting tundish and assembly57US 4,860,819 AInland Steel Company · 1989
- Tundish with weirs27US 4,042,229 AFoseco Trading A.G. · 1977
- Ladle stream breaker24US 4,776,570 ASidbec Dosco Inc. · 1988