C01F 5/16
By treating magnesia
Official title: by treating magnesia, e.g. calcined dolomite, with water or solutions of salts not containing magnesium
C01F5/16 (By treating magnesia) appears on 29 US grants and 22 published applications in this corpus.
Search patents in C01F- Granted patents
- 29
- Published applications
- 22
- Assignees
- 22
- Inventors
- 75
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 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 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 4 |
| 2016 | 2 | 4 |
| 2017 | 4 | 2 |
| 2018 | 3 | 2 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methanation reaction device using endothermic reaction for removal of reaction heat and regeneration process for heat-absorbing material21 Apr 2026US 12,605,687 B2
- Method of producing magnesium hydroxide10 Dec 2024US 12,162,776 B2
- Surface-treated magnesium hydroxide-comprising material7 May 2024US 11,975,984 B2Omya International AG
- Process for manufacture of hydroxide slurry2 Aug 2022US 11,401,183 B2Calix, Inc.
- Process for manufacture of hydroxide slurry13 Oct 2020US 10,800,683 B2Calix, Inc.
- Powder for annealing separator and production method for grain-oriented electrical steel sheet using same8 Feb 2024US 2024/0043950 A1Jfe Steel Corporation
- Methanation reaction device using endothermic reaction for removal of reaction heat and regeneration process for heat-absorbing material27 Jul 2023US 2023/0234013 A1
- Process for manufacture of hydroxide slurry26 May 2022US 2022/0162097 A1
- Method of producing magnesium hydroxide19 May 2022US 2022/0153602 A9Terna Mag S.A.
- Method of producing magnesium hydroxide30 Sep 2021US 2021/0300775 A1Terna Mag S.A.
Most cited
By later US patents
- Method and composition for treating flue or exhaust gases utilizing modified calcium hydroxide32US 5,173,279 AS. A. Lhoist Recherche et Developpement · 1992
- Calcium and/or magnesium hydroxide, and preparation and use thereof31US 5,705,141 ALhoist Researche et Developpement S.A. · 1998
- Method and composition for treating flue or exhaust gases utilizing modified calcium hydroxide28US 5,277,837 AS. A. Lhoist Recherche et Developpement · 1994
- Magnesium hydroxide slurries16US 5,906,804 AOrica Australia Pty Ltd · 1999
- Stabilized, pressure-hydrated magnesium hydroxide slurry from burnt magnesite and process for its production12US 5,487,879 AMartin Marietta Magnesia Specialities Inc. · 1996