C22B 1/248
Of metal scrap or alloys
Official title: of metal scrap or alloys
C22B1/248 (Of metal scrap or alloys) appears on 107 US grants and 139 published applications in this corpus.
Search patents in C22B- Granted patents
- 107
- Published applications
- 139
- Assignees
- 124
- Inventors
- 426
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 3 |
| 2002 | 7 | 4 |
| 2003 | 1 | 3 |
| 2004 | 4 | 3 |
| 2005 | 2 | 5 |
| 2006 | 3 | 5 |
| 2007 | 2 | 9 |
| 2008 | 0 | 7 |
| 2009 | 4 | 0 |
| 2010 | 4 | 14 |
| 2011 | 2 | 4 |
| 2012 | 6 | 3 |
| 2013 | 5 | 3 |
| 2014 | 4 | 1 |
| 2015 | 2 | 1 |
| 2016 | 1 | 3 |
| 2017 | 1 | 5 |
| 2018 | 1 | 7 |
| 2019 | 3 | 3 |
| 2020 | 4 | 3 |
| 2021 | 3 | 7 |
| 2022 | 2 | 4 |
| 2023 | 2 | 0 |
| 2024 | 5 | 13 |
| 2025 | 1 | 13 |
| 2026 | 2 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for recovering noble metals from catalytic converter15 Sep 2026US 12,735,768 B2National Ilan University
- Processing method for electronic/electric device component waste25 Aug 2026US 12,715,026 B2JX Advanced Metals Corporation
- Apparatus for a chlorination method to recycle metal elements in lithium batteries25 Feb 2025US 12,237,483 B1National Engineering Research Center of Advanced Energy Storage Materials (Shenzhen) Co., Ltd.
- Method for recovering waste lithium cobalt oxide battery31 Dec 2024US 12,183,900 B2Guangdong Brunp Recycling Technology Co., Ltd.
- Battery grid lead scrap melting apparatus and method22 Oct 2024US 12,125,987 B2Wirtz Manufacturing Company, Inc.
- Method for recovering rare earth elements from rare earth permanent magnets by using deep eutectic solvent10 Sep 2026US 2026/0265868 A1Korea Institute of Geoscience and Mineral Resources
- Equipment and processes for sheet metal consolidation20 Aug 2026US 2026/0241437 A1Massachusetts Institute of Technology
- Process for extracting metals from lithium-ion batteries13 Aug 2026US 2026/0234749 A1Arabat S.R.L.
- Process for the recovery of a useful material from a battery30 Jul 2026US 2026/0217534 A1Materials Processing Institute
- Method and apparatus for metals recovery23 Jul 2026US 2026/0209887 A1Flash Metals USA Inc.
Most cited
By later US patents
- Process and apparatus for introducing metal chips into a molten metal bath thereof106US 4,702,768 APre-Melt Systems, Inc. · 1987
- Method for recycling oily mill scale18US 4,585,475 AInland Steel Company · 1986
- Low cost feedstock for titanium casting, extrusion and forging15US 6,635,098 B2Dynamet Technology, Inc. · 2003
- Method for agglomeration of iron bearing materials14US 4,917,723 AT.C., Inc. · 1990
- Process for manufacturing corrosion resistant composite metal products12US 6,706,416 B12004