C22B 15/0086
By physical methods
Official title: {by physical methods}
C22B15/0086 (By physical methods) appears on 81 US grants and 82 published applications in this corpus.
Search patents in C22B- Granted patents
- 81
- Published applications
- 82
- Assignees
- 86
- Inventors
- 276
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 3 |
| 2004 | 0 | 2 |
| 2005 | 3 | 2 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 4 |
| 2009 | 2 | 1 |
| 2010 | 1 | 3 |
| 2011 | 0 | 0 |
| 2012 | 2 | 3 |
| 2013 | 3 | 4 |
| 2014 | 2 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 4 |
| 2017 | 1 | 5 |
| 2018 | 3 | 3 |
| 2019 | 2 | 5 |
| 2020 | 2 | 2 |
| 2021 | 4 | 3 |
| 2022 | 2 | 1 |
| 2023 | 0 | 5 |
| 2024 | 3 | 7 |
| 2025 | 2 | 11 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbonation and selective leaching for the recovery of metals11 Aug 2026US 12,703,894 B2Phoenix Tailings, Inc.
- Method for recovering valuable materials from batteries7 Jul 2026US 12,676,351 B2University of Kentucky Research Foundation
- Methods and systems for leaching a metal-bearing material26 May 2026US 12,637,735 B2Freeport Minerals Corporation
- Polymetallic-ore beneficiation and separation reagent, preparation method and use thereof29 Apr 2025US 12,286,687 B1Beijing LRS Technology Co., Ltd.
- Method for removing arsenic from copper smelting soot and comprehensive recovery of valuable metals4 Feb 2025US 12,215,406 B1Shandong Humon Smelting Co., Ltd.
- Method for metal ion removal from metal-containing solution using fluidized bed homogeneous crystallization24 Sep 2026US 2026/0285717 A1National Chunghsing University
- Method for the recovery of metals from e-waste10 Sep 2026US 2026/0265859 A1Renewable Metals Pty Ltd
- Battery treatment method6 Aug 2026US 2026/0226579 A1Honda Motor Co., Ltd.
- Rare earth element recovery method23 Jul 2026US 2026/0209885 A1Toyo Engineering Corporation
- Methods and systems for leaching a metal-bearing material2 Jul 2026US 2026/0185183 A1Freeport Minerals Corporation
Most cited
By later US patents
- Liquid treatment system and method for operating the same41US 5,476,591 AHarrison Western Environmental Services, Inc. · 1995
- Multi-stage water treatment system and method for operating the same31US 5,310,486 AHarrison Western Environmental Services, Inc. · 1994
- Oxidation-leaching of chalcopyrite28US 3,962,402 AFreeport Minerals Corporation · 1976
- Recovery of metal values from mineral ores by incorporation in coal-oil agglomerates28US 4,585,548 ABP Australia Limited · 1986
- Acid stable membranes for nanofiltration28US 7,138,058 B2GE Osmonics, Inc. · 2006