Device for limiting vortices and solid deposits
US-2019351350-A1 · Nov 21, 2019 · US
Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (by distillation C10G7/00)
Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (by distillation C10G7/00) · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C10G31/00 |
| Official title | Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (by distillation C10G7/00) |
| Display label | Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (by distillation C10G7/00) |
| Total patents | 101 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 13 |
| 2017 | 11 |
| 2018 | 18 |
| 2019 | 15 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 1 |
| 2024 | 9 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
In-line pipe contactor
US-2019308133-A1 · Oct 10, 2019 · US
Process for the recovery of precious metal from petrochemical process residues
US-2019226053-A1 · Jul 25, 2019 · US
Chemical scavenging component for a fuel system
US-10330067-B2 · Jun 25, 2019 · US
Process for removing volatile contaminates
US-2019184330-A1 · Jun 20, 2019 · US
Use of siloxane polymers for vapor pressure reduction of processed crude oil
US-2019144767-A1 · May 16, 2019 · US
Time release enzymatic hydrogen sulfide scavengers
US-2019127710-A1 · May 2, 2019 · US
Fuel tank de-oxygenation system
US-2019022557-A1 · Jan 24, 2019 · US
Production site membrane deasphalting of whole crude
US-2018355708-A1 · Dec 13, 2018 · US
Method and apparatus for purifying a mixture comprising oil and wax
US-10138433-B2 · Nov 27, 2018 · US
Pcr amplification methods for detecting and quantifying sulfate-reducing bacteria in oilfield fluids
US-2018291428-A1 · Oct 11, 2018 · US
Ionic liquid catalyst treating system
US-2018272327-A1 · Sep 27, 2018 · US
Methods and systems for acoustically-assisted hydroprocessing at low pressure
US-10059890-B2 · Aug 28, 2018 · US
Sorbents for removing solid particles from crude oil
US-10059888-B2 · Aug 28, 2018 · US
Super high permeance and high selectivity rubbery polymeric membranes for separations
US-10052582-B1 · Aug 21, 2018 · US
Process using an integrated coalescing system for separating dispersed ionic liquid from liquid hydrocarbon
US-2018207552-A1 · Jul 26, 2018 · US
Chemical scavenging component for a fuel system
US-2018187639-A1 · Jul 5, 2018 · US
Method of removing calcium from hydrocarbon fraction using extraction agent including 2-oxopropanol or derivatives thereof
US-10005969-B2 · Jun 26, 2018 · US
Method and Apparatus for Purifying a Mixture Comprising Oil and Wax
US-2018142169-A1 · May 24, 2018 · US
Upgrading kerosene to jet fuel with carbonaceous desorption and filtration
US-9976094-B2 · May 22, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10G31/00?
- CPC C10G31/00 is the Cooperative Patent Classification code for “Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (by distillation C10G7/00).”
- How many patents are filed under CPC C10G31/00 (Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (by distillation C10G7/00))?
- Our database includes 101 publications tagged with this CPC code.
- Is patent activity under CPC C10G31/00 growing?
- Publication counts under this code: 9 in 2024 vs 3 in 2025 (latest complete years).