C22B 25/04
Obtaining tin: by wet processes
Official title: {by wet processes}
C22B25/04 (Obtaining tin: by wet processes) appears on 31 US grants and 34 published applications in this corpus.
Search patents in C22B- Granted patents
- 31
- Published applications
- 34
- Assignees
- 33
- Inventors
- 88
- Latest grant
- 4 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 2 | 4 |
| 2015 | 2 | 3 |
| 2016 | 2 | 4 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 3 |
| 2025 | 0 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metal and tin alloy having low alpha-ray emission, and method for producing same4 Jun 2024US 12,000,020 B2Mitsubishi Materials Corporation
- Tin stripping method23 Nov 2021US 11,180,826 B2Uwin Nanotech Co., Ltd.
- High purity SN-117M compositions and methods of preparing same18 Feb 2020US 10,563,288 B2SnIP Holdings, Inc.
- Scalable processes for forming tin nanoparticles, compositions containing tin nanoparticles, and applications utilizing same28 Jan 2020US 10,544,483 B2Lockheed Martin Corporation
- Metal recovery3 Dec 2019US 10,494,696 B2Alpha Assembly Solution Inc.
- Tin recovery method23 Apr 2026US 2026/0110054 A1Mitsubishi Materials Corporation
- Method and apparatus for extracting copper/tin source material from oxalate of copper and/or tin29 Jan 2026US 2026/0028239 A1
- Tin production powered by geothermal energy17 Jul 2025US 2025/0230523 A1EnhancedGEO Holdings, LLC
- Tin production powered by geothermal energy17 Jul 2025US 2025/0230524 A1EnhancedGEO Holdings, LLC
- Compositions and processes for the extraction of metals using non-aqueous solvents1 May 2025US 2025/0137090 A1Argo Natural Resources Limited
Most cited
By later US patents
- Recovering metal values from geothermal brine27US 4,602,820 A1986
- Process for removing mercury from soil16US 5,785,935 A1998
- Process for removing heavy metals from paint chips15US 5,494,649 ACognis Corporation · 1996
- Hydrometallurgical process for treating alloys and drosses to recover the metal components10US 6,117,209 AGNB Technologies, Inc. · 2000
- Process for removing lead from sandblasting wastes containing paint chips8US 5,660,806 AHenkel Corporation · 1997