DIFF Subgroup
C23F 11/14 Nitrogen-containing compounds
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
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 organic inhibitors > Nitrogen-containing compounds
CPC:
Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent (adding inhibitors to mineral oil, fuels, or lubricants C10; adding inhibitors to pickling solutions C23G) > in other liquids > using organic inhibitors > Nitrogen-containing compounds
Of 7 combined children, 0 exist in both systems.
7 codes are CPC-only extensions.
Child Classifications
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