C10G 31/06
Refining of hydrocarbon oils, in the absence of hydrogen, by methods not
Official title: by heating, cooling, or pressure treatment
C10G31/06 (Refining of hydrocarbon oils, in the absence of hydrogen, by methods not) appears on 325 US grants and 427 published applications in this corpus.
Search patents in C10G- Granted patents
- 325
- Published applications
- 427
- Assignees
- 224
- Inventors
- 899
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 5 |
| 2005 | 1 | 6 |
| 2006 | 2 | 7 |
| 2007 | 2 | 1 |
| 2008 | 2 | 7 |
| 2009 | 5 | 4 |
| 2010 | 1 | 10 |
| 2011 | 5 | 20 |
| 2012 | 8 | 14 |
| 2013 | 10 | 19 |
| 2014 | 12 | 24 |
| 2015 | 12 | 42 |
| 2016 | 24 | 32 |
| 2017 | 20 | 23 |
| 2018 | 25 | 30 |
| 2019 | 20 | 19 |
| 2020 | 20 | 23 |
| 2021 | 27 | 44 |
| 2022 | 27 | 32 |
| 2023 | 29 | 13 |
| 2024 | 13 | 21 |
| 2025 | 9 | 13 |
| 2026 | 4 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for biological processing of hydrocarbon-containing substances and system for realization thereof28 Jul 2026US 12,692,444 B2CarbonadeUSA, Corp.
- System, method, and apparatuses for near-zero emission modular oil refinery with flue-gas sequestration2 Jun 2026US 12,644,058 B2Clean Refineries, Inc.
- Hydrothermal purification process19 May 2026US 12,630,772 B2Applied Research Associates, Inc.
- Method of reforming crude oil21 Apr 2026US 12,606,754 B2
- Compression heat integrated high efficiency offshore process platform unit9 Dec 2025US 12,492,626 B2J Ray McDermott S. A
- Method for operating a system comprising a centrifugal separator27 Aug 2026US 2026/0249213 A1Alfa Laval Corporate AB
- Process for valorization of pitch from residue upgradation unit along with production of high modulus bitumen27 Aug 2026US 2026/0250579 A1Hindustan Petroleum Corporation Limited
- Crude oil heat treatment apparatus, system and method13 Aug 2026US 2026/0234481 A1
- Hydrothermal purification process30 Jul 2026US 2026/0218067 A1Applied Research Associates, Inc.
- Methods for handling pyrolysis oil23 Jul 2026US 2026/0209611 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Pressurized wet combustion at increased temperature108US 5,050,375 ADipac Associates · 1991
- Process for converting petroleum feedstocks comprising an ebullating-bed hydrocracking stage, a maturation stage and a stage of separating the sediments for the production of fuel oils with a low sediment content75US 9,840,674 B2IFP Energies nouveles · 2017
- Process for upgrading sweetened or oxygen-contaminated kerosene or jet fuel, to minimize or eliminate its tendency to polymerize or foul when heated65US 8,388,830 B2Uop LLC · 2013
- Olefin production utilizing whole crude oil and mild controlled cavitation assisted cracking63US 6,979,757 B2Equistar Chemicals, LP · 2005
- Recovering hydrocarbons from hydrocarbon-containing vapors56US 4,225,415 AOccidental Petroleum Corporation · 1980