- All sections
- C - Chemistrymetallurgy
- C23F - Non-mechanical removal of metallic material from surfacesinhibiting corrosion of metallic materialinhibiting incrustation in generalmulti-step processes for surface treatment of metallic material involving at least one process provided for in class and at least one process covered by subclass or or class
- C23F 11/14 - Nitrogen-containing compounds
Patent holdings for IPC class C23F 11/14
Total number of patents in this class: 715
10-year publication summary
|
42
|
46
|
43
|
55
|
49
|
29
|
42
|
41
|
55
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecolab USA Inc. | 5663 |
100 |
| Championx LLC | 581 |
38 |
| Kurita Water Industries Ltd. | 1247 |
24 |
| Halliburton Energy Services, Inc. | 21098 |
21 |
| ChemTreat, Inc. | 248 |
18 |
| ArcelorMittal | 2461 |
13 |
| Saudi Arabian Oil Company | 13857 |
13 |
| Shikoku Chemicals Corporation | 102 |
13 |
| Championx USA Inc. | 176 |
13 |
| BASF SE | 21134 |
11 |
| Instituto Mexicano Del Petroleo | 219 |
9 |
| Baker Hughes Holdings LLC | 2986 |
9 |
| BL Technologies, Inc. | 838 |
8 |
| King Fahd University of Petroleum and Minerals | 1436 |
8 |
| Nalco Company | 557 |
8 |
| NCH Corporation | 251 |
8 |
| Stepan Company | 567 |
8 |
| Schlumberger Technology Corporation | 11274 |
7 |
| Henkel AG & Co. KGaA | 10691 |
7 |
| Hindustan Petroleum Corporation Limited | 221 |
7 |
| Other owners | 372 |