- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 101/18 - Cyanides
Patent holdings for IPC class C02F 101/18
Total number of patents in this class: 73
10-year publication summary
|
4
|
6
|
5
|
6
|
9
|
3
|
3
|
2
|
5
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 14369 |
4 |
| Aramco Services Company | 4190 |
3 |
| ArcelorMittal | 2736 |
3 |
| Commonwealth Scientific and Industrial Research Organisation | 1649 |
3 |
| Technion Research & Development Foundation Ltd. | 1262 |
3 |
| The Texas a & M University System | 1927 |
3 |
| BASF SE | 21320 |
2 |
| Danisco US Inc. | 1146 |
2 |
| Eisenmann SE | 146 |
2 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1271 |
2 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1226 |
2 |
| Phillips 66 Company | 1019 |
2 |
| Guangzhou Ultra Union Chemicals Ltd. | 7 |
2 |
| Siemens Energy, Inc. | 1680 |
1 |
| ChemTreat, Inc. | 287 |
1 |
| Cisdi Engineering Co., Ltd. | 108 |
1 |
| en Gibton Ltd. | 2 |
1 |
| The Frazer and Cruickshank Living Trust Dated 3/24/1982 | 10 |
1 |
| Industry-university Cooperation Foundation Hanyang University Erica Campus | 651 |
1 |
| Institute of Process Engineering, Chinese Academy of Sciences | 328 |
1 |
| Other owners | 33 |