B22D 27/02
Use of electric or magnetic effects
Official title: Use of electric or magnetic effects {(for continuous casting B22D11/015, B22D11/11)}
B22D27/02 (Use of electric or magnetic effects) appears on 144 US grants and 155 published applications in this corpus.
Search patents in B22D- Granted patents
- 144
- Published applications
- 155
- Assignees
- 119
- Inventors
- 352
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 0 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 0 |
| 2004 | 1 | 6 |
| 2005 | 3 | 2 |
| 2006 | 2 | 5 |
| 2007 | 2 | 11 |
| 2008 | 3 | 3 |
| 2009 | 2 | 2 |
| 2010 | 2 | 3 |
| 2011 | 1 | 6 |
| 2012 | 1 | 3 |
| 2013 | 1 | 6 |
| 2014 | 3 | 6 |
| 2015 | 3 | 10 |
| 2016 | 8 | 7 |
| 2017 | 5 | 11 |
| 2018 | 7 | 8 |
| 2019 | 10 | 14 |
| 2020 | 9 | 16 |
| 2021 | 9 | 9 |
| 2022 | 9 | 9 |
| 2023 | 10 | 6 |
| 2024 | 9 | 6 |
| 2025 | 1 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method for manufacturing a steel ingot25 Jun 2024US 12,017,274 B2Ovako Sweden AB
- Pulse magnetic field treatment method for eliminating residual stress in copper alloy foils20 Aug 2026US 2026/0242917 A1Taiyuan University of Technology
- Method for manufacturing high-chromium (cr) molten steel, method for manufacturing cast piece, and method for manufacturing press roll16 Apr 2026US 2026/0103769 A1Posco
- Degradable and/or deformable diverters and seals27 Feb 2025US 2025/0066884 A1Terves, LLC
- Semi-solidified slurry production method, molded body production method, and molded body5 Dec 2024US 2024/0399448 A1Ahresty Corporation
- Magnetic field generation device and molten metal drive system7 Nov 2024US 2024/0371555 A1Zmag, Ltd.
Most cited
By later US patents
- Static vacuum casting of ingots34US 5,291,940 AAxel Johnson Metals, Inc. · 1994
- Method and apparatus for treating articles during formation31US 7,114,548 B2ATI Properties, Inc. · 2006
- Manufacture of controlled rate dissolving materials31US 9,757,796 B2Terves, LLC · 2017
- Mold for use in metal or metal alloy casting systems25US 4,457,354 AInternational Telephone and Telegraph Corporation · 1984
- Method and apparatus for magnetically stirring a thixotropic metal slurry25US 6,402,367 B1AEMP Corporation · 2002