- All sections
- C - Chemistry; metallurgy
- C10G - Cracking hydrocarbon oils; production of liquid hydrocarbon mixtures, e.g. by destructive hydrogenation, oligomerisation, polymerisation; recovery of hydrocarbon oils from oil-shale, oil-sand, or gases; refining mixtures mainly consisting of hydrocarbons; reforming of naphtha; mineral waxes
- C10G 21/06 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents characterised by the solvent used
Patent holdings for IPC class C10G 21/06
Total number of patents in this class: 125
10-year publication summary
|
9
|
13
|
10
|
4
|
6
|
9
|
11
|
2
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3722 |
7 |
| Shell Oil Company | 2153 |
6 |
| Uop LLC | 4188 |
6 |
| IFP Energies Nouvelles | 2829 |
6 |
| Saudi Arabian Oil Company | 12446 |
5 |
| BP Corporation North America Inc. | 764 |
4 |
| Topsoe A/S | 829 |
4 |
| Chevron U.S.A. Inc. | 3856 |
3 |
| SABIC Global Technologies B.V. | 4203 |
3 |
| Merichem Technologies, LLC | 59 |
3 |
| General Electric Company | 17789 |
2 |
| BASF SE | 20432 |
2 |
| ExxonMobil Research And Engineering Company | 2659 |
2 |
| ExxonMobil Chemical Patents Inc. | 4114 |
2 |
| ConocoPhillips Company | 1679 |
2 |
| ENI S.p.A. | 1250 |
2 |
| Parker Hannifin Manufacturing Limited | 51 |
2 |
| Petroleo Brasileiro S.A. - Petrobras | 782 |
2 |
| Petroliam Nasional Berhad (petronas) | 313 |
2 |
| SunCor Energy Inc. | 765 |
2 |
| Other owners | 58 |