- All sections
- C - Chemistry; metallurgy
- C23F - Non-mechanical removal of metallic material from surfaces; inhibiting corrosion of metallic material; inhibiting incrustation in general; multi-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 11/08 - Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
Patent holdings for IPC class C23F 11/08
Total number of patents in this class: 222
10-year publication summary
26
|
24
|
22
|
14
|
13
|
8
|
13
|
11
|
6
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Ecolab USA Inc. | 5190 |
26 |
Prestone Products Corporation | 133 |
15 |
Nalco Company | 620 |
10 |
PRC-DeSoto International, Inc. | 567 |
7 |
Baker Hughes Incorporated | 5689 |
6 |
Halliburton Energy Services, Inc. | 20165 |
6 |
BASF SE | 19740 |
6 |
ChemTreat, Inc. | 198 |
6 |
General Electric Company | 18133 |
5 |
The Boeing Company | 19843 |
5 |
The United States of America as represented by the Secretary of the Navy | 2734 |
4 |
BL Technologies, Inc. | 831 |
4 |
Clariant International Ltd. | 978 |
4 |
U.S. Water Services, Inc. | 7 |
4 |
Baker Hughes Holdings LLC | 3060 |
4 |
Schlumberger Technology Corporation | 9690 |
3 |
Honeywell International Inc. | 13799 |
3 |
Kurita Water Industries Ltd. | 1110 |
3 |
W.M. Barr & Company, Inc. | 174 |
3 |
X'aan Innovations Inc. | 7 |
3 |
Other owners | 95 |