Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Main Group Additional Only
C23C 2222/00

Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium

2 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • C23C 2222/10 Use of solutions containing trivalent chromium but free of hexavalent chromium
  • C23C 2222/20 Use of solutions containing silanes