C01D 7/24
Crystallisation
C01D7/24 (Crystallisation) appears on 64 US grants and 52 published applications in this corpus.
Search patents in C01D- Granted patents
- 64
- Published applications
- 52
- Assignees
- 36
- Inventors
- 119
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 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 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 1 |
| 2003 | 4 | 5 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 2 |
| 2010 | 2 | 2 |
| 2011 | 0 | 4 |
| 2012 | 1 | 2 |
| 2013 | 4 | 2 |
| 2014 | 3 | 2 |
| 2015 | 1 | 3 |
| 2016 | 0 | 5 |
| 2017 | 3 | 2 |
| 2018 | 5 | 3 |
| 2019 | 1 | 3 |
| 2020 | 3 | 1 |
| 2021 | 3 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 0 | 2 |
| 2025 | 3 | 3 |
| 2026 | 2 | 0 |
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.
- Crystallization of salts from high pressure reverse osmosis concentrate16 Jun 2026US 12,655,040 B2Saltworks Technologies Inc.
- Process for treating a sodium carbonate purge7 Oct 2025US 12,434,976 B1Solvay SA
- 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
- Pond System for Effective Sodium Carbonate Separation from Sodium Chloride6 Nov 2025US 2025/0340446 A1Genesis Alkali Wyoming, LP
- Selective lithium extraction for cathode materials16 Oct 2025US 2025/0323337 A1
- Method for preparing carbon-coated sodium iron fluorophosphate from waste lithium iron phosphate and application thereof1 May 2025US 2025/0140957 A1Hubei Wanrun New Energy Technology Co., Ltd.
- Method for recovery of valuable metals and zeolite-containing material from waste cathode material reaction vessel13 Jun 2024US 2024/0191322 A1Korea Institute of Geoscience and Mineral Resources
- A Lithium Carbonate Production Process and Apparatus25 Jan 2024US 2024/0025755 A1U. S. Borax Inc.
Most cited
By later US patents
- Production of sodium carbonate from solution mine brine59US 5,955,043 ATg Soda Ash, Inc. · 1999
- Production of feed liquors for sodium carbonate crystallization processes40US 6,428,759 B1FMC Wyoming Corporation · 2002
- Solution mining of carbonate/bicarbonate deposits to produce soda ash38US 5,766,270 ATg Soda Ash, Inc. · 1998
- Enhanced recovery of sodium carbonate from NaCl-containing sodium carbonate solutions28US 4,288,419 AIntermountain Research & Develop. Corp. · 1981
- Method for obtaining sodium carbonate crystals25US 7,708,972 B2Solvay (SociétéAnonyme) · 2010