B22D 11/117
By treating with gases
Official title: by treating with gases (B22D11/118, B22D11/119 take precedence)
B22D11/117 (By treating with gases) appears on 43 US grants and 57 published applications in this corpus.
Search patents in B22D- Granted patents
- 43
- Published applications
- 57
- Assignees
- 43
- Inventors
- 191
- Latest grant
- 24 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 4 |
| 2007 | 0 | 2 |
| 2008 | 2 | 4 |
| 2009 | 1 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 4 |
| 2016 | 4 | 7 |
| 2017 | 1 | 3 |
| 2018 | 7 | 1 |
| 2019 | 2 | 2 |
| 2020 | 0 | 4 |
| 2021 | 1 | 6 |
| 2022 | 4 | 1 |
| 2023 | 4 | 4 |
| 2024 | 2 | 0 |
| 2025 | 0 | 2 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Operation method of ladle refining treatment24 Dec 2024US 12,172,208 B2Jfe Steel Corporation
- Method for maintaining the optimal amount of inert gas being injected into cast steel10 Sep 2024US 12,083,590 B2ArcelorMittal
- Diffusion article18 Jul 2023US 11,701,705 B2HarbisonWalker International, Inc.
- Tundish27 Jun 2023US 11,684,969 B2Baoshan Iron & Steel Co., Ltd.
- Copper billet horizontal continuous casting apparatus and process with a vertical shaft furnace for smelting18 Apr 2023US 11,628,491 B2Zhejiang Hailiang Co., Ltd.
- Apparatus and method for refining liquid metal24 Sep 2026US 2026/0284739 A1Danieli & C. Officine Meccaniche SpA
- Steel strip for battery case and method for producing steel strip20 Aug 2026US 2026/0241441 A1Institute of Research of Iron and Steel, Jiangsu Province/Sha-Steel, Co., Ltd.
- Rotary device for treating molten metal7 May 2026US 2026/0124673 A1
- Method for manufacturing high-chromium (cr) molten steel, method for manufacturing cast piece, and method for manufacturing press roll16 Apr 2026US 2026/0103769 A1Posco
- Continuous casting tundish, method for continuously casting steel, and weir12 Mar 2026US 2026/0070119 A1Jfe Steel Corporation
Most cited
By later US patents
- Tundish for continuous casting of free cutting steel17US 4,671,499 ANippon Steel Corporation · 1987
- Ladle refining of steel14US 6,547,849 B2Nucor Corporation · 2003
- Apparatus for controlling molten metal flow in a tundish to enhance inclusion float out from a molten metal bath10US 5,551,672 ABethlehem Steel Corporation · 1996
- Continuous casting method and apparatus9US 4,064,925 AVereinigte Osterreichische Eisen- und Stahlwerke-Alpine Montan Aktiengesellschaft · 1977
- Method of and apparatus for continuous casting8US 4,000,771 A1977