C10G 27/04
Refining of hydrocarbon oils in the absence of hydrogen, by oxidation: with
Official title: with oxygen or compounds generating oxygen
C10G27/04 (Refining of hydrocarbon oils in the absence of hydrogen, by oxidation: with) appears on 462 US grants and 403 published applications in this corpus.
Search patents in C10G- Granted patents
- 462
- Published applications
- 403
- Assignees
- 198
- Inventors
- 829
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 16 | 0 |
| 1979 | 8 | 0 |
| 1980 | 8 | 0 |
| 1981 | 15 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 10 | 0 |
| 1985 | 7 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 4 |
| 2002 | 8 | 10 |
| 2003 | 7 | 10 |
| 2004 | 7 | 20 |
| 2005 | 7 | 22 |
| 2006 | 9 | 21 |
| 2007 | 12 | 16 |
| 2008 | 6 | 15 |
| 2009 | 8 | 18 |
| 2010 | 14 | 8 |
| 2011 | 9 | 21 |
| 2012 | 8 | 28 |
| 2013 | 12 | 27 |
| 2014 | 27 | 24 |
| 2015 | 23 | 21 |
| 2016 | 17 | 11 |
| 2017 | 13 | 11 |
| 2018 | 17 | 11 |
| 2019 | 9 | 14 |
| 2020 | 12 | 24 |
| 2021 | 25 | 21 |
| 2022 | 15 | 10 |
| 2023 | 12 | 14 |
| 2024 | 17 | 14 |
| 2025 | 6 | 4 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Removal of hydrogen sulfide and/or mercaptans from oil or oil derivatives and treatment compositions for accomplishing the same12 May 2026US 12,624,297 B1Ripcord Energy Solutions, LLC
- Method for heavy fuel desulfurization using ultrasonically induced cavitation21 Apr 2026US 12,606,751 B2King Abdullah University of Science and Technology
- Targeted disulfide reduction in petroleum matrices17 Feb 2026US 12,552,997 B2Chevron U.S.A.Inc.
- Fluidization enhancers for the oxidative dehydrogenation of hydrocarbons28 Oct 2025US 12,454,499 B2Dow Global Technologies LLC
- Methods for producing graphene from coal21 Oct 2025US 12,448,293 B2Carbon Holdings Intellectual Properties, LLC
- Pyrolysis oil purification6 Aug 2026US 2026/0226351 A1Borealis AG
- Method for selective oxidative desulfurization in oil and product thereof28 May 2026US 2026/0146207 A1Tianjin University
- Oxygen assisted cracking of hydrocarbons in molten salts5 Feb 2026US 2026/0035318 A1Braskem America, Inc.
- Methods for producing graphene from coal15 Jan 2026US 2026/0015241 A1Carbon Holdings Intellectual Properties, LLC
- Method for heavy fuel desulfurization using ultrasonically induced cavitation16 Oct 2025US 2025/0320415 A1King Abdullah University of Science and Technology
Most cited
By later US patents
- Apparatus for thermal treatment of a hydrocarbon stream297US 5,008,085 AResource Technology Associates · 1991
- Method of desulfurization of hydrocarbons96US 6,160,193 A2000
- Process for the preparation of hydrocarbons90US 4,594,172 AShell Oil Company · 1986
- Removal of sulfur-containing compounds from liquid hydrocarbon streams81US 6,368,495 B1Uop LLC · 2002
- Process for removing low amounts of organic sulfur from hydrocarbon fuels74US 6,402,940 B1Unipure Corporation · 2002