C22B 9/20
Arc remelting
C22B9/20 (Arc remelting) appears on 101 US grants and 108 published applications in this corpus.
Search patents in C22B- Granted patents
- 101
- Published applications
- 108
- Assignees
- 97
- Inventors
- 289
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 3 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 3 | 2 |
| 2007 | 0 | 3 |
| 2008 | 3 | 5 |
| 2009 | 0 | 2 |
| 2010 | 2 | 3 |
| 2011 | 2 | 9 |
| 2012 | 4 | 6 |
| 2013 | 2 | 3 |
| 2014 | 4 | 6 |
| 2015 | 3 | 1 |
| 2016 | 4 | 5 |
| 2017 | 5 | 7 |
| 2018 | 3 | 3 |
| 2019 | 5 | 4 |
| 2020 | 1 | 6 |
| 2021 | 5 | 7 |
| 2022 | 9 | 12 |
| 2023 | 5 | 7 |
| 2024 | 5 | 7 |
| 2025 | 5 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Remelting plant for metals, and method for remelting metals8 Sep 2026US 12,729,415 B2ALD Vacuum Technologies GmbH
- Recycling method for heavy rare earth element and recycling method for rare earth magnet14 Apr 2026US 12,601,033 B2Shin-Etsu Chemical Co., Ltd.
- Tantalum based alloy that is resistant to aqueous corrosion30 Sep 2025US 12,428,708 B2Materion Newton Inc.
- Video analysis-based algorithm for triggering power cutback in vacuum arc remelting17 Jun 2025US 12,332,611 B2Titanium Metals Corporation
- Electrolytic smelting system20 May 2025US 12,305,245 B2Mitsubishi Heavy Industries, Ltd.
- Method of producing hot metal using solid-reducing furnace and submerged arc furnace12 Mar 2026US 2026/0071286 A1Jfe Steel Corporation
- Shelf detection and control for vacuum arc remelting4 Sep 2025US 2025/0277286 A1Titanium Metals Corporation
- Twin coil arc sweep system for vacuum arc remelting furnaces10 Apr 2025US 2025/0119992 A1Titanium Metals Corporation
- Process for manufacturing a nickel-based alloy product21 Nov 2024US 2024/0384383 A1Safran Aircraft Engines
- Nb-element micro-alloyed bulk multi-component alloy with high-temperature resistance and wear resistance, preparation method therefor, and applications thereof3 Oct 2024US 2024/0327958 A1Band (Foshan) Metallic Composite Materials Co., Ltd.
Most cited
By later US patents
- Method and apparatus for treating articles during formation31US 7,114,548 B2ATI Properties, Inc. · 2006
- Refining and casting apparatus and method29US 6,496,529 B1ATI Properties, Inc. · 2002
- Method for producing large diameter ingots of nickel base alloys28US 6,416,564 B1ATI Properties, Inc. · 2002
- Method of manufacturing a rotating apparatus disk24US 7,316,057 B2Siemens Power Generation, Inc. · 2008
- Refining and casting apparatus19US 7,154,932 B2ATI Properties, Inc. · 2006