C01F 11/181
Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by
Official title: {Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by control of the carbonation conditions}
C01F11/181 (Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by) appears on 223 US grants and 306 published applications in this corpus.
Search patents in C01F- Granted patents
- 223
- Published applications
- 306
- Assignees
- 193
- Inventors
- 647
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 0 | 0 |
| 1996 | 6 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 7 | 4 |
| 2003 | 2 | 9 |
| 2004 | 3 | 9 |
| 2005 | 0 | 6 |
| 2006 | 7 | 3 |
| 2007 | 1 | 4 |
| 2008 | 2 | 3 |
| 2009 | 0 | 6 |
| 2010 | 1 | 10 |
| 2011 | 2 | 6 |
| 2012 | 5 | 12 |
| 2013 | 5 | 10 |
| 2014 | 8 | 16 |
| 2015 | 12 | 14 |
| 2016 | 12 | 14 |
| 2017 | 8 | 11 |
| 2018 | 7 | 11 |
| 2019 | 13 | 8 |
| 2020 | 10 | 8 |
| 2021 | 6 | 15 |
| 2022 | 15 | 25 |
| 2023 | 18 | 34 |
| 2024 | 21 | 20 |
| 2025 | 9 | 25 |
| 2026 | 7 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for producing carbonate salts22 Sep 2026US 12,741,880 B2Nanomist Technologies Co., Ltd.
- Process for producing nano precipitated calcium carbonate30 Jun 2026US 12,668,499 B2Omya International AG
- System and method for dual-pathway system for carbon dioxide capture from ocean water30 Jun 2026US 12,668,518 B2California Institute of Technology
- Method of carbon mineralization19 May 2026US 12,630,478 B1King Fahd University of Petroleum and Minerals
- Reactor and method for making calcium hydroxide31 Mar 2026US 12,590,009 B2Petroliam Nasional Berhad (Petronas)
- 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
- Producing silica nanoparticles during mineral carbonation1 Oct 2026US 2026/0296902 A1Wisconsin Alumni Research Foundation
- Recovering a caustic solution via calcium carbonate crystal aggregates10 Sep 2026US 2026/0265074 A1Carbon Engineering ULC
- Multi-stage steam and co2 carbonation curing20 Aug 2026US 2026/0242233 A1CarbonBuilt
- Carbon dioxide mineralization for subsurface storage20 Aug 2026US 2026/0243150 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Sequestration of carbon dioxide146US 7,132,090 B2General Motors Corporation · 2006
- Multiple stream high pressure mixer/reactor106US 6,221,332 B1Microfluidics International Corporation · 2001
- Methods and systems for utilizing waste sources of metal oxides97US 7,754,169 B2Calera Corporation · 2010
- Method of manufacturing high purity calcium carbonate66US 5,792,440 AChemical Lime Company · 1998
- High speed manufacturing process for precipitated calcium carbonate employing sequential perssure carbonation54US 6,251,356 B1G. R. International, Inc. · 2001