C22B 23/023
With formation of ferro-nickel or ferro-cobalt
Official title: {with formation of ferro-nickel or ferro-cobalt}
C22B23/023 (With formation of ferro-nickel or ferro-cobalt) appears on 41 US grants and 41 published applications in this corpus.
Search patents in C22B- Granted patents
- 41
- Published applications
- 41
- Assignees
- 39
- Inventors
- 131
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 4 |
| 2012 | 1 | 3 |
| 2013 | 2 | 1 |
| 2014 | 5 | 4 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 5 |
| 2018 | 2 | 1 |
| 2019 | 2 | 3 |
| 2020 | 1 | 3 |
| 2021 | 0 | 2 |
| 2022 | 2 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 5 |
| 2025 | 0 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Two-step thermal treatment of nickel-containing sulfides for the production of ferronickel22 Sep 2026US 12,741,314 B2The Governing Council of the University of Toronto
- Recycling method for manufacturing high speed steel master alloy from high speed steel processing process waste21 May 2024US 11,987,867 B2A T & E Corporation
- Oxide ore smelting method21 Mar 2023US 11,608,543 B2Sumitomo Metal Mining Co., Ltd.
- Method for smelting oxide ore25 Oct 2022US 11,479,832 B2Sumitomo Metal Mining Co., Ltd.
- Processing of laterite ores29 Mar 2022US 11,286,541 B2Anglo American Technical & Sustainabilty Services, Ltd.
- A process for transition metal oxide reduction30 Jul 2026US 2026/0218323 A1Helios Project Ltd.
- Ni-cr-fe-mo alloys with excellent surface properties and their production methods28 May 2026US 2026/0146308 A1Nippon Yakin Kogyo Co., Ltd.
- Method for obtaining a refractory metal15 Jan 2026US 2026/0015690 A1
- Valuable element recovery method17 Oct 2024US 2024/0344172 A1Jfe Steel Corporation
- Pyrometallurgical Method for Recycling Shredded Material of Waste from the Production of New and Defective or End-of-Life Batteries for Electric Vehicles or Portable Li-Ion Batteries13 Jun 2024US 2024/0191316 A1Eco'ring
Most cited
By later US patents
- Process of reducing higher metal oxides to lower metal oxides15US 4,789,580 AMetallgesellschaft Aktiengesellschaft · 1988
- Battery recycling15US 7,169,206 B2Umicore AG & Co. KG · 2007
- Recovery of nickel from wastes12US 4,120,698 AThe Hanna Mining Company · 1978
- Recovery of nickel from waste materials11US 4,395,315 AThe Hanna Mining Company · 1983
- Process for producing a ferronickel alloy from nickel bearing laterites11US 4,398,945 A1983