- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 8/54 - Compositions for in situ inhibition of corrosion in boreholes or wells
Patent holdings for IPC class C09K 8/54
Total number of patents in this class: 923
10-year publication summary
81
|
78
|
69
|
60
|
80
|
52
|
39
|
64
|
59
|
63
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Halliburton Energy Services, Inc. | 20949 |
108 |
Ecolab USA Inc. | 5507 |
71 |
Saudi Arabian Oil Company | 13295 |
66 |
Championx LLC | 523 |
54 |
Dorf Ketal Chemicals FZE | 197 |
38 |
Championx USA Inc. | 180 |
35 |
Baker Hughes Holdings LLC | 3003 |
29 |
Schlumberger Technology Corporation | 10820 |
24 |
King Fahd University of Petroleum and Minerals | 1248 |
21 |
Stepan Company | 581 |
18 |
Baker Hughes, a GE Company, LLC | 2110 |
18 |
Instituto Mexicano Del Petroleo | 222 |
14 |
Schlumberger Canada Limited | 7350 |
11 |
Baker Hughes Incorporated | 5259 |
11 |
Fluid Energy Group Ltd. | 59 |
11 |
Dorf Ketal Chemicals FZE | 52 |
11 |
Schlumberger Technology B.v. | 5181 |
10 |
Aramco Services Company | 4002 |
10 |
Services Petroliers Schlumberger | 5817 |
10 |
Arkema France | 4159 |
9 |
Other owners | 344 |