C10G 31/10
Refining of hydrocarbon oils, in the absence of hydrogen, by methods not
Official title: with the aid of centrifugal force
C10G31/10 (Refining of hydrocarbon oils, in the absence of hydrogen, by methods not) appears on 141 US grants and 191 published applications in this corpus.
Search patents in C10G- Granted patents
- 141
- Published applications
- 191
- Assignees
- 129
- Inventors
- 460
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 5 |
| 2007 | 0 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 0 |
| 2010 | 5 | 3 |
| 2011 | 1 | 5 |
| 2012 | 2 | 6 |
| 2013 | 3 | 8 |
| 2014 | 6 | 9 |
| 2015 | 5 | 16 |
| 2016 | 6 | 17 |
| 2017 | 10 | 6 |
| 2018 | 9 | 13 |
| 2019 | 11 | 12 |
| 2020 | 8 | 14 |
| 2021 | 12 | 12 |
| 2022 | 12 | 11 |
| 2023 | 8 | 9 |
| 2024 | 7 | 9 |
| 2025 | 8 | 18 |
| 2026 | 5 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System, method, and apparatuses for near-zero emission modular oil refinery with flue-gas sequestration2 Jun 2026US 12,644,058 B2Clean Refineries, Inc.
- Purification of waste plastics based oil via a polymerization19 May 2026US 12,630,768 B2Totalenergies Onetech
- Process for producing biodiesel with reduced monoacylglycerol content19 May 2026US 12,630,774 B2Desmet Belgium
- Process for the purification of waste plastics based oil with the help of basic compounds17 Mar 2026US 12,577,471 B2Totalenergies Onetech
- Converting biomass to diesel6 Jan 2026US 12,516,249 B2
- Method for the purification of a plastic liquefaction oil composition in a turbulent flow, and use thereof3 Sep 2026US 2026/0258307 A1Totalenergies Onetech
- Method for operating a system comprising a centrifugal separator27 Aug 2026US 2026/0249213 A1Alfa Laval Corporate AB
- Converting Biomass To Diesel20 Aug 2026US 2026/0242669 A1Abundia Biomass-To-Liquids Limited
- Method for treating pyrolysis oils for recycling in a catalytic cracking unit of hydrorefining units23 Jul 2026US 2026/0209619 A1Ifp Energies Nouvelles
- Method for the treatment of pyrolysis oils in order to use same in a steam-cracking unit23 Jul 2026US 2026/0209620 A1Ifp Energies Nouvelles
Most cited
By later US patents
- Method of conditioning hydrocarbon liquids and an apparatus for carrying out the method53US 6,019,499 AAdvanced Molecular Technologies LLC · 2000
- Method of separating hydrocarbons from mineral substrates33US 6,576,145 B2Continuum Environmental, Inc. · 2003
- Dilution centrifuging of bitumen froth from the hot water process for tar sand30US 4,383,914 ACanada-Cities Service, Ltd. · 1983
- Process for the recovery of oil from waste oil sludges24US 4,990,237 A1991
- Process for the recovery of oil from waste oil sludges24US 5,269,906 A1993