C01F 11/187
Strontium carbonate
Official title: {Strontium carbonate}
C01F11/187 (Strontium carbonate) appears on 22 US grants and 26 published applications in this corpus.
Search patents in C01F- Granted patents
- 22
- Published applications
- 26
- Assignees
- 20
- Inventors
- 68
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 4 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 2 | 2 |
| 2013 | 2 | 0 |
| 2014 | 0 | 3 |
| 2015 | 3 | 1 |
| 2016 | 0 | 1 |
| 2017 | 2 | 2 |
| 2018 | 0 | 2 |
| 2019 | 3 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Production of strontium sulfate and strontium carbonate from brines30 Sep 2025US 12,428,308 B2
- Method for the generation of power14 Sep 2021US 11,117,810 B2University of Florida Research Foundation, Inc.
- Recovery of valuable resources from produced water and coal combustion products29 Dec 2020US 10,875,785 B2
- Process for manufacture of purified alkaline earth metal carbonate26 Nov 2019US 10,486,980 B2Solvay SA
- Process for obtaining precipitated calcium carbonate9 Jul 2019US 10,343,929 B2Omya International AG
- Method for converting carbon dioxide into carbonate nanomaterials using biological materials6 Aug 2026US 2026/0225906 A1
- Methods and systems for strontium impurity extraction31 Jul 2025US 2025/0243077 A1Zeno Power Systems, Inc.
- Method And Apparatus For Removing A Target Substance From A Gas27 Feb 2025US 2025/0065268 A1Verdus Technologies PTE. LTD.
- Production of Strontium Sulfate and Strontium Carbonate from Brines30 Jun 2022US 2022/0204356 A1
- Method for the generation of power29 Aug 2019US 2019/0263673 A1University of Florida Research Foundation, Inc.
Most cited
By later US patents
- Brine purification process10US 4,115,219 AAllied Chemical Corporation · 1978
- Preparation of strontium carbonate7US 4,421,729 AFMC Corporation · 1983
- Method for recovery and conversion of strontium sulfate to strontium carbonate from low and medium grade celestite ores3US 4,666,688 AExcel-Mineral Company, Inc. · 1987
- Recovery of valuable resources from produced water and coal combustion products2US 10,875,785 B22020
- Process for producing granulated strontium carbonate with a strontium-containing binder2US 5,338,709 ASolvay Barium Strontium GmbH · 1994