C10G 45/32
Selective hydrogenation of the diolefin or acetylene compounds
C10G45/32 (Selective hydrogenation of the diolefin or acetylene compounds) appears on 449 US grants and 491 published applications in this corpus.
Search patents in C10G- Granted patents
- 449
- Published applications
- 491
- Assignees
- 182
- Inventors
- 1,146
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 12 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 13 | 0 |
| 2001 | 10 | 3 |
| 2002 | 7 | 5 |
| 2003 | 2 | 7 |
| 2004 | 7 | 12 |
| 2005 | 5 | 12 |
| 2006 | 7 | 17 |
| 2007 | 7 | 14 |
| 2008 | 8 | 11 |
| 2009 | 9 | 12 |
| 2010 | 14 | 29 |
| 2011 | 10 | 13 |
| 2012 | 15 | 23 |
| 2013 | 13 | 28 |
| 2014 | 18 | 25 |
| 2015 | 22 | 22 |
| 2016 | 17 | 32 |
| 2017 | 23 | 20 |
| 2018 | 22 | 32 |
| 2019 | 35 | 24 |
| 2020 | 34 | 24 |
| 2021 | 12 | 18 |
| 2022 | 17 | 26 |
| 2023 | 23 | 26 |
| 2024 | 23 | 28 |
| 2025 | 18 | 19 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing a light petrol fraction having a low sulphur content29 Sep 2026US 12,747,400 B2Ifp Energies Nouvelles
- Biosourced hydrocarbon fluids25 Aug 2026US 12,716,032 B2Totalenergies Onetech
- Process for mixing dilution steam with liquid hydrocarbons before steam cracking26 May 2026US 12,637,626 B2Lummus Technology Inc.
- Methods for producing liquid organic hydrogen carriers (LOHC)21 Apr 2026US 12,606,433 B2Saudi Arabian Oil Company
- Ruthenium oxide and catalyst comprising same31 Mar 2026US 12,589,382 B2Sogang University Research & Business Development Foundation
- Method for processing liquefied material3 Sep 2026US 2026/0258309 A1Topsoe A/S
- Method for processing liquefied materials30 Jul 2026US 2026/0218065 A1Topsoe A/S
- Process for finiishing hydrodesulfurization of gasolines using a chain of catalysts9 Jul 2026US 2026/0193552 A1Ifp Energies Nouvelles
- Conversion of unsaturated hydrocarbon containing off-gases for more efficient hydrocarbon production plant18 Jun 2026US 2026/0167586 A1Topsoe A/S
- Steam Cracking a Hydrocarbon Feed Comprising Arsenic11 Jun 2026US 2026/0159768 A1
Most cited
By later US patents
- Selective hydrogenation of highly unsaturated compounds in hydrocarbon streams91US 6,169,218 ACatalytic Distillation Technologies · 2001
- 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
- Selective hydrogenation catalysts containing palladium, also tin and/or lead, and the preparation and use thereof71US 5,955,397 AInstitut Francais du Petrole · 1999
- Olefin plant recovery system employing catalytic distillation67US 5,679,241 AABB Lummus Global Inc. · 1997