C01C 1/0423
Cold wall reactors
Official title: {Cold wall reactors}
C01C1/0423 (Cold wall reactors) appears on 57 US grants and 13 published applications in this corpus.
Search patents in C01C- Granted patents
- 57
- Published applications
- 13
- Assignees
- 19
- Inventors
- 48
- Latest grant
- 5 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 9 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 3 |
| 2010 | 2 | 0 |
| 2011 | 3 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Nitrogen process for production of ammonia and liquid hydrogen5 Dec 2023US 11,834,333 B2L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation Procedes Georges Claude
- Ammonia converter comprising a tubular inner wall21 May 2019US 10,294,114 B2
- Adiabatic multi-bed catalytic converter with inter-bed cooling27 Jun 2017US 9,687,801 B2Casale SA
- Wall system for catalytic beds of synthesis reactors17 Apr 2012US 8,158,074 B2Ammonia Casale S. A.
- Pseudo-isothermal radial reactor19 Jul 2011US 7,981,271 B2Methanol Casale S.A.
- Nitrogen process for production of ammonia and liquid hydrogen28 Oct 2021US 2021/0331917 A1L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procétéas Georges Claude
- Ammonia converter comprising a tubular inner wall10 Nov 2016US 2016/0326005 A1
- Adiabatic multi-bed catalytic converter with inter-bed cooling10 Dec 2015US 2015/0352510 A1Casale SA
- Cold Wall Horizontal Ammonia Converter3 Dec 2009US 2009/0297427 A1Kellogg Brown & Root LLC
- Efficiency of ammonia processes28 May 2009US 2009/0136391 A1Kellogg Brown & Root LLC
Most cited
By later US patents
- Axial-radial reactor for heterogeneous synthesis49US 4,372,920 AAmmonia Casale S. A. · 1983
- Modular manifold means for distributing a flow of a gas in a preferably catalytic reactor45US 4,971,771 AHaldor Topsoe A/S · 1990
- Axial-radial reactor for heterogeneous synthesis34US 4,405,562 AAmmonia Casale S. A. · 1983
- Ammonia synthesis reactor having parallel feed to plural catalyst beds21US 4,180,543 AImperial Chemical Industries PLC · 1979
- Apparatus and process for the synthesis of ammonia21US 4,181,701 AHaldor Topsoe A/S · 1980