C10G 67/0454
Solvent desasphalting
Official title: {Solvent desasphalting}
C10G67/0454 (Solvent desasphalting) appears on 228 US grants and 232 published applications in this corpus.
Search patents in C10G- Granted patents
- 228
- Published applications
- 232
- Assignees
- 74
- Inventors
- 474
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 6 |
| 2007 | 2 | 4 |
| 2008 | 1 | 7 |
| 2009 | 2 | 9 |
| 2010 | 4 | 8 |
| 2011 | 6 | 9 |
| 2012 | 6 | 6 |
| 2013 | 5 | 16 |
| 2014 | 7 | 7 |
| 2015 | 10 | 7 |
| 2016 | 6 | 18 |
| 2017 | 12 | 18 |
| 2018 | 11 | 22 |
| 2019 | 12 | 11 |
| 2020 | 19 | 12 |
| 2021 | 15 | 16 |
| 2022 | 12 | 14 |
| 2023 | 12 | 14 |
| 2024 | 14 | 17 |
| 2025 | 18 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Steam cracking process for converting crude oils to pitch compositions spinnable into carbon articles10 Mar 2026US 12,570,905 B2ExxonMobil Technology and Engineering Company
- Method for lightening heavy oil by using coke production byproduct25 Nov 2025US 12,480,058 B2Korea Research Institute of Chemical Technology
- Apparatus and process for upgrading heavy hydrocarbons18 Nov 2025US 12,473,504 B2ExxonMobil Technology and Engineering Company
- Recovery of aliphatic hydrocarbons18 Nov 2025US 12,473,505 B2Shell USA, Inc.
- Process scheme for maximum heavy oil conversion with stage asphaltene rejection9 Sep 2025US 12,410,372 B2Saudi Arabian Oil Company
- Method for the fixed-bed treatment of a heavy fossil-based feedstock comprising a fraction of plastic pyrolysis oil9 Jul 2026US 2026/0193551 A1Ifp Energies Nouvelles
- Process for conversion of hydrocracked pitch11 Sep 2025US 2025/0283001 A1Hindustan Petroleum Corporation Limited
- Process for producing middle distillates11 Sep 2025US 2025/0283004 A1Shell USA, Inc.
- Method for preparing a naphthenic brightstock from a naphthenic feedstock based on naphthenic deasphalted oil21 Aug 2025US 2025/0263609 A1Nynas AB (Publ)
- Process for heavy, whole crude conversion to valuable chemicals through integrated crude conditioning and steam cracking13 Feb 2025US 2025/0051663 A1Chevron Lummus Global LLC
Most cited
By later US patents
- Process for hydroconversion and upgrading of heavy crudes of high metal and asphaltene content121US 4,591,426 AIntevep, S. A. · 1986
- Means for and methods of removing heavy bottoms from an effluent of a high temperature flash drum92US 5,258,117 AAmoco Corporation · 1993
- Integrated process for the treatment of oil feeds for the production of fuel oils with a low sulphur and sediment content89US 9,650,580 B2Ifp Energies Nouvelles · 2017
- Heavy oil upgrading process87US 6,524,469 B1Trans Ionics Corporation · 2003
- Multi-stage process for deasphalting resid, removing catalyst fines from decanted oil and apparatus therefor78US 5,124,027 AAmoco Corporation · 1992