C07C 7/167
For removal of compounds containing a triple carbon-to-carbon bond
Official title: for removal of compounds containing a triple carbon-to-carbon bond
C07C7/167 (For removal of compounds containing a triple carbon-to-carbon bond) appears on 178 US grants and 184 published applications in this corpus.
Search patents in C07C- Granted patents
- 178
- Published applications
- 184
- Assignees
- 83
- Inventors
- 415
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 6 | 5 |
| 2003 | 7 | 9 |
| 2004 | 9 | 12 |
| 2005 | 2 | 14 |
| 2006 | 7 | 12 |
| 2007 | 6 | 7 |
| 2008 | 11 | 5 |
| 2009 | 3 | 5 |
| 2010 | 6 | 17 |
| 2011 | 4 | 8 |
| 2012 | 4 | 10 |
| 2013 | 5 | 11 |
| 2014 | 5 | 7 |
| 2015 | 4 | 2 |
| 2016 | 4 | 7 |
| 2017 | 4 | 6 |
| 2018 | 10 | 8 |
| 2019 | 10 | 7 |
| 2020 | 7 | 10 |
| 2021 | 6 | 1 |
| 2022 | 1 | 9 |
| 2023 | 6 | 2 |
| 2024 | 7 | 6 |
| 2025 | 3 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogenation of acetylenes in a hydrocarbon stream16 Sep 2025US 12,415,963 B2Kellogg Brown & Root LLC
- System for building-specific multi-peril risk assessment and mitigation5 Aug 2025US 12,380,386 B2Kinetica Dynamics Inc.
- Catalyst for hydrogenation reaction and method for producing same14 Jan 2025US 12,194,447 B2Korea Advanced Institute of Science and Technology
- Upgrading streams comprising C3 and C4 hydrocarbons31 Dec 2024US 12,180,154 B2Kellogg Brown & Root LLC
- Catalyst composition for selective hydrogenation with improved characteristics24 Dec 2024US 12,172,147 B2Sud-Chemie AG
- Process for Removing Residual Hydrogen in Aromatic Fractions16 Apr 2026US 2026/0103433 A1SK Geo Centric Co., Ltd.
- Reactor24 Apr 2025US 2025/0128223 A1Johnson Matthey Davy Technologies Limited
- Upgrading streams comprising c3 and c4 hydrocarbons13 Mar 2025US 2025/0084018 A1Kellogg Brown & Root LLC
- Process and System for Producing One or More Hydrocarbons13 Feb 2025US 2025/0051665 A1Linde Aktiengesellschaft
- Cesium-containing supported palladium catalyst and its use in selective hydrogenation19 Dec 2024US 2024/0416324 A1Clariant International Ltd.
Most cited
By later US patents
- Olefin plant recovery system employing a combination of catalytic distillation and fixed bed catalytic steps91US 6,759,562 B2ABB Lummus Global Inc. · 2004
- Selective hydrogenation of acetylenes in the presence of butadiene and catalyst used in the hydrogenation82US 4,440,956 AThe Dow Chemical Company · 1984
- Process for concurrent selective hydrogenation of acetylenes and 1,2 butadine in hydrocarbon streams76US 5,877,363 ACatalytic Distillation Technologies · 1999
- Process for selective hydrogenation of acetylene in an ethylene purification process71US 6,509,292 B1Sud-Chemie AG · 2003
- Mixed phase front end C.sub.2 acetylene hydrogenation67US 5,414,170 AStone & Webster Engineering Corp. · 1995