C01D 7/16
Preparation from compounds of sodium or potassium with amines and carbon dioxide
C01D7/16 (Preparation from compounds of sodium or potassium with amines and carbon dioxide) appears on 16 US grants and 20 published applications in this corpus.
Search patents in C01D- Granted patents
- 16
- Published applications
- 20
- Assignees
- 16
- Inventors
- 37
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 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 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 0 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for producing solid inorganic carbonate and bicarbonate compounds21 Apr 2026US 12,606,442 B2Cornell University
- Process for hybrid carbon capture and mineralization8 Oct 2024US 12,109,531 B2Qatar Foundation for Education, Science and Community Development
- Buffer-free process cycle for CO2 sequestration and carbonate production from brine waste streams with high salinity28 Nov 2023US 11,827,542 B2The Regents of the University of California
- Buffer-free process cycle for CO2 sequestration and carbonate production from brine waste streams with high salinity22 Jun 2021US 11,040,898 B2The Regents of the University of California
- Alumina and carbonate production method from AI-rich materials with integrated CO2 utilization8 May 2018US 9,963,352 B2Nordic Mining ASA
- Methods and systems for producing solid inorganic carbonate and bicarbonate compounds9 Jul 2026US 2026/0193086 A1Cornell University
- Plant and method for the purification of fumes and recovery of secondary raw material12 Feb 2026US 2026/0042062 A1Italcer S.P.A. Società Benefit
- Carbon capture using sodium hydroxide9 Oct 2025US 2025/0312729 A1Agc Carbon Inc.
- Low temperature trichlorosilane hydrogenation9 Oct 2025US 2025/0313482 A1Agc Carbon Inc.
- Metal air batteries9 Oct 2025US 2025/0316704 A1Agc Carbon Inc.
Most cited
By later US patents
- Production of chemical compounds29US 9,084,978 B22015
- Buffer-free process cycle for CO2 sequestration and carbonate production from brine waste streams with high salinity16US 11,040,898 B2The Regents of the University of California · 2021
- Process for the crystallization of sodium bicarbonate11US 5,290,322 ASolvay & Cie (Societe Anonyme) · 1994
- Integrated carbon dioxide removal and ammonia-soda process11US 9,469,547 B2ALSTOM Technology Ltd · 2016
- Alumina and carbonate production method from AI-rich materials with integrated CO2 utilization5US 9,963,352 B2Nordic Mining ASA · 2018