ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C23C0008020000 Pretreatment of the material to be coated (C23C0008040000 takes precedence);; 1
C23C0008040000 Treatment of selected surface areas, e.g. using masks 1
C23C0008060000 using gases 1
C23C0008080000 only one element being applied 1
C23C0008100000 Oxidising 1
C23C0008120000 using elemental oxygen or ozone 1
C23C0008140000 Oxidising of ferrous surfaces 1
C23C0008160000 using oxygen-containing compounds, e.g. H; 2O, CO2 1
C23C0008180000 Oxidising of ferrous surfaces 1
C23C0008200000 Carburising 1
C23C0008220000 of ferrous surfaces 1
C23C0008240000 Nitriding 1
C23C0008260000 of ferrous surfaces 1
C23C0008280000 more than one element being applied in one step 1
C23C0008300000 Carbo-nitriding 1