C01D 7/26
By precipitation or adsorption
Official title: by precipitation or adsorption
C01D7/26 (By precipitation or adsorption) appears on 26 US grants and 28 published applications in this corpus.
Search patents in C01D- Granted patents
- 26
- Published applications
- 28
- Assignees
- 38
- Inventors
- 106
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 0 | 2 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 4 |
| 2024 | 1 | 1 |
| 2025 | 2 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lithium carbonate production process and apparatus30 Jun 2026US 12,668,497 B2U. S. Borax Inc.
- Resource-oriented utilization method for high-salt salt mud containing sodium chloride and sodium sulfate19 May 2026US 12,630,453 B2Dongjiang Enviromental Company Limited
- Lithium carbonate recovery process12 May 2026US 12,623,912 B2Cornish Lithium PLC
- Lithium carbonate production process and apparatus15 Apr 2025US 12,275,644 B2U. S. Borax Inc.
- Soda ash and sodium bicarbonate production method1 Apr 2025US 12,264,079 B2China Tianchen Engineering Corporation
- Process for extracting metals from lithium-ion batteries13 Aug 2026US 2026/0234749 A1Arabat S.R.L.
- Method for the extraction of lithium30 Jul 2026US 2026/0217549 A1Primero Group Limited
- Lithium recovery by leaching from waste cationic materials and method for preparation of lithium carbonate28 May 2026US 2026/0145956 A1Cosmochemical Co., Ltd.
- System and process for preparing refined industrial refined sodium carbonate3 Jul 2025US 2025/0214854 A1Eve Energy Co., Ltd.
- Method to purify li2co3 and make lif for manufacturing lipf622 May 2025US 2025/0162892 A1Mexichem Fluor Inc.
Most cited
By later US patents
- Clarifier process for producing sodium carbonate22US 3,981,686 AIntermountain Research and Development Corporation · 1976
- Method of producing high-purity lithium carbonate and barium sulfate from discarded lithium secondary batteries17US 10,392,258 B2KANGWON NATIONAL UNIVERSITY University-Industry Cooperation Foundation · 2019
- Preparation of high bulk density anhydrous sodium carbonate crystals11US 4,738,836 AGeneral Chemical Corporation · 1988
- Process for making sodium bicarbonate from Nahcolite-rich solutions10US 5,588,713 A1996
- Purification of carbonate process solutions9US 4,075,281 AAllied Chemical Corporation · 1978