C22B 3/10
Hydrochloric acid , other halogenated acids or salts thereof
Official title: Hydrochloric acid {, other halogenated acids or salts thereof}
C22B3/10 (Hydrochloric acid , other halogenated acids or salts thereof) appears on 279 US grants and 373 published applications in this corpus.
Search patents in C22B- Granted patents
- 279
- Published applications
- 373
- Assignees
- 300
- Inventors
- 1,011
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 8 | 7 |
| 2003 | 4 | 4 |
| 2004 | 4 | 7 |
| 2005 | 5 | 4 |
| 2006 | 0 | 5 |
| 2007 | 3 | 7 |
| 2008 | 3 | 11 |
| 2009 | 4 | 8 |
| 2010 | 11 | 13 |
| 2011 | 7 | 12 |
| 2012 | 9 | 12 |
| 2013 | 7 | 11 |
| 2014 | 4 | 10 |
| 2015 | 9 | 17 |
| 2016 | 11 | 24 |
| 2017 | 14 | 17 |
| 2018 | 14 | 11 |
| 2019 | 11 | 10 |
| 2020 | 12 | 12 |
| 2021 | 12 | 19 |
| 2022 | 8 | 15 |
| 2023 | 6 | 33 |
| 2024 | 15 | 33 |
| 2025 | 23 | 43 |
| 2026 | 12 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas-Assisted Microflow Extraction (GAME) system patent6 Oct 2026US 12,753,463 B2Phinix, LLC
- Integration of carbon sequestration with selective hydrometallurgical recovery of metal values22 Sep 2026US 12,742,226 B2Negative Emissions Materials, Inc.
- Method for treating sulfide1 Sep 2026US 12,723,290 B2Sumitomo Metal Mining Co., Ltd.
- Compositions and systems for selective lithium leaching and related methods18 Aug 2026US 12,709,785 B2American Battery Technology Company
- Comprehensive recycling method for waste lithium iron phosphate battery19 May 2026US 12,633,586 B2Hunan Jin Yuan New Materials Joint Stock Company Limited
- Lime and hydraulic cement manufacture by electrolysis using hyaloclastite or lava, carbon mineralization by hyaloclastite or lava electrolysis and method of making and using same8 Oct 2026US 2026/0308006 A1Greencraft LLC
- Process for the extraction of a by-product metal from a mineral concentrate8 Oct 2026US 2026/0308710 A1
- Method for producing palladium from ag slime17 Sep 2026US 2026/0275453 A1Korea Zinc Co., Ltd.
- Method for the preparation of mixed rare earth metal carbonates from monazite10 Sep 2026US 2026/0265076 A1Tecnicas Reunidas S. A.
- Production of high purity alumina and/or smelter-grade alumina3 Sep 2026US 2026/0257933 A1Andromeda Technologies Holdings Pty Ltd
Most cited
By later US patents
- Method for the removal of elemental mercury from a gas stream82US 5,900,042 AThe United States of America as represented by the United States Department of Energy · 1999
- Inorganic perbromide compositions and methods of use thereof61US 5,607,619 AGreat Lakes Chemical Corporation · 1997
- Oxidation/reduction process for recovery of precious metals from MnO.sub.2 ores, sulfidic ores and carbonaceous materials54US 5,232,490 ALeadville Silver and Gold · 1993
- Chloride assisted hydrometallurgical copper extraction52US 5,431,788 ACominco Engineering Services Ltd. · 1995
- Chloride assisted hydrometallurgical extraction of metal42US 5,902,474 ACominco Engineering Services Ltd. · 1999