C01C 3/022
Apparatus therefor
Official title: {Apparatus therefor}
C01C3/022 (Apparatus therefor) appears on 38 US grants and 31 published applications in this corpus.
Search patents in C01C- Granted patents
- 38
- Published applications
- 31
- Assignees
- 20
- Inventors
- 78
- Latest grant
- 15 Dec 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 4 |
| 2003 | 5 | 3 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 4 |
| 2016 | 1 | 7 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Installation and process for the preparation of hydrogen cyanide15 Dec 2020US 10,865,118 B2Arkema France
- Reactor for preparing hydrogen cyanide by the andrussow process, equipment comprising said reactor and process using such an equipment24 Mar 2020US 10,597,302 B2Arkema France
- Installation and process for the preparation of hydrogen cyanide17 Apr 2018US 9,944,533 B2Arkema France
- Device and process for catalytic gas phase reactions and use thereof23 Feb 2016US 9,266,081 B2Uhde GmbH
- Reactor for preparing hydrogen cyanide by the Andrussow process12 Aug 2014US 8,802,020 B2Evonik Röhm GmbH
- Apparatus for the production of nitriles and use thereof17 Sep 2026US 2026/0273491 A1Evonik Operations GmbH
- Catalytically active heating elements, production and use thereof7 May 2026US 2026/0129720 A1Evonik Operations GmbH
- Installation and process for the preparation of hydrogen cyanide2 Aug 2018US 2018/0215626 A1Arkema France
- Process for producing hydrogen cyanide using flow straightener1 Dec 2016US 2016/0347622 A1Invista North America S A R L
- Operational controls for inert gas blanketing for andrussow process7 Jul 2016US 2016/0194211 A1Invista North America S A R L
Most cited
By later US patents
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions202US 5,306,411 AThe Standard Oil Company · 1994
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions99US 5,744,015 A1998
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions51US 5,693,212 AThe Standard Oil Company · 1997
- Process for the partial oxydation of hydrocarbons34US 5,714,091 AThe Standard Oil Company · 1998
- Solid-component membranes electrochemical reactor components electrochemical reactors use of membranes reactor components and reactor for oxidation reactions32US 5,591,315 AThe Standard Oil Company · 1997