• 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 11/18 - 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 using inorganic inhibitors

Patent holdings for IPC class C23F 11/18

Total number of patents in this class: 368

10-year publication summary

Principal owners for this class