- 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 67/02 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only
Patent holdings for IPC class C10G 67/02
Total number of patents in this class: 438
10-year publication summary
|
26
|
41
|
34
|
46
|
40
|
33
|
32
|
41
|
34
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uop LLC | 4188 |
51 |
| IFP Energies Nouvelles | 2829 |
38 |
| SK Innovation Co., Ltd. | 1217 |
28 |
| ExxonMobil Research And Engineering Company | 2659 |
26 |
| SK Geo Centric Co., Ltd. | 291 |
26 |
| Magema Technology, LLC | 37 |
23 |
| Saudi Arabian Oil Company | 12446 |
22 |
| Chevron U.S.A. Inc. | 3856 |
19 |
| Neste Oyj | 727 |
13 |
| ExxonMobil Chemical Patents Inc. | 4114 |
12 |
| China Petroleum & Chemical Corporation | 1783 |
12 |
| PetroChina Company Limited | 579 |
6 |
| Research Institute of Petroleum Processing, Sinopec | 383 |
6 |
| Sulzer Management AG | 666 |
6 |
| Topsoe A/S | 829 |
6 |
| ENI S.p.A. | 1250 |
4 |
| UPM-Kymmene Corporation | 912 |
4 |
| Nanjing Yanchang Reaction Technology Research Institute Co. Ltd | 120 |
4 |
| Shell USA, Inc. | 1137 |
4 |
| ExxonMobil Technology and Engineering Company | 922 |
4 |
| Other owners | 124 |