Français Register Login

  • 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 11/12 - Oxygen-containing compounds

Patent holdings for IPC class C23F 11/12

Total number of patents in this class: 347

10-year publication summary

19
32
25
29
24
18
19
26
22
21
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Ecolab USA Inc.
5813
29
ChemTreat, Inc.
286
17
BASF SE
21306
16
Kurita Water Industries Ltd.
1290
14
BL Technologies, Inc.
839
7
Championx LLC
649
6
Halliburton Energy Services, Inc.
21309
5
Solugen, Inc.
151
5
Baker Hughes, a GE Company, LLC
2051
5
Baker Hughes Holdings LLC
3020
5
General Electric Company
13915
4
The United States of America as represented by the Secretary of the Navy
2866
4
JX Nippon Oil & Energy Corporation
978
4
Kuraray Co., Ltd.
3601
4
Nylok LLC
94
4
Prestone Products Corporation
83
4
Tokuyama Dental Corporation
236
4
Dorf Ketal Chemicals FZE
196
4
VGP Ipco, LLC
214
4
Baker Hughes Incorporated
4905
3
Other owners 199

  • ipowner home
  • ipqwery home
  • contact us
  • privacy policy
  • terms and conditions
© 2026 IPQwery All rights reserved