C01C 1/0464
By absorption in liquids
Official title: {by absorption in liquids, e.g. water}
C01C1/0464 (By absorption in liquids) appears on 10 US grants and 7 published applications in this corpus.
Search patents in C01C- Granted patents
- 10
- Published applications
- 7
- Assignees
- 10
- Inventors
- 26
- Latest grant
- 15 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 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 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalytic multi-reaction zone reactor system15 Nov 2022US 11,498,845 B2Ondokuz Mayis Universitesi
- Process and reactor system for producing ammonia using ionic liquids19 Aug 2014US 8,808,659 B2E. I. Du Pont de Nemours and Company
- Method for removal of ammonia from a gas mixture27 Jul 1993US 5,230,877 ANorsk Hydro A/S
- Process for synthesizing ammonia from hydrocarbons15 Mar 1983US 4,376,758 AMontedison S.p.A.
- Process for distilling ammoniacal solutions9 Mar 1982US 4,318,782 AMontedison S.p.A.
- Systems and methods for the production of ammonia7 May 2026US 2026/0125273 A1
- Ammonia synthesis and urea synthesis with reduced co2 footprint15 May 2025US 2025/0154016 A1thyssenkrupp AG
- Green ammonia absorption cooling27 Mar 2025US 2025/0100892 A1Topsoe A/S
- Production of renewable ammonia9 May 2024US 2024/0150188 A1Remo Energy, Inc.
- Process for ammonia production8 Oct 2020US 2020/0317534 A1
Most cited
By later US patents
- Ammonia production process24US 4,298,588 AImperial Chemical Industries PLC · 1981
- Process for synthesizing ammonia from hydrocarbons18US 4,376,758 AMontedison S.p.A. · 1983
- Method for removal of ammonia from a gas mixture12US 5,230,877 ANorsk Hydro A/S · 1993
- Low energy ammonia synthesis process11US 4,148,866 APullman Incorporated · 1979
- Process for treating gases in the ammonia synthesis4US 4,055,627 A1977