- 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: 738
10-year publication summary
|
51
|
50
|
49
|
61
|
53
|
30
|
49
|
51
|
65
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecolab USA Inc. | 5732 |
100 |
| Championx LLC | 608 |
43 |
| Kurita Water Industries Ltd. | 1261 |
24 |
| Halliburton Energy Services, Inc. | 21217 |
21 |
| ChemTreat, Inc. | 264 |
21 |
| Saudi Arabian Oil Company | 13953 |
18 |
| ArcelorMittal | 2532 |
13 |
| Shikoku Chemicals Corporation | 103 |
13 |
| Championx USA Inc. | 176 |
13 |
| BASF SE | 21129 |
12 |
| Instituto Mexicano Del Petroleo | 212 |
9 |
| Baker Hughes Holdings LLC | 2992 |
9 |
| Arteco N.V. | 44 |
8 |
| King Fahd University of Petroleum and Minerals | 1484 |
8 |
| Nalco Company | 550 |
8 |
| NCH Corporation | 250 |
8 |
| Stepan Company | 573 |
8 |
| Schlumberger Technology Corporation | 11485 |
7 |
| Henkel AG & Co. KGaA | 10711 |
7 |
| Aramco Services Company | 4162 |
7 |
| Other owners | 381 |