ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C23C0020020000 Coating with metallic material 1
C23C0020040000 with metals 1
C23C0020060000 Coating with inorganic material, other than metallic material 1
C23C0020080000 with compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides 1
C23C0022000000 Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals (wash primers C09D0005120000) 1
C23C0022020000 using non-aqueous solutions 1
C23C0022030000 containing phosphorus compounds 1
C23C0022040000 containing hexavalent chromium compounds 1
C23C0022050000 using aqueous solutions 1
C23C0022060000 using aqueous acidic solutions with pH 6 1
C23C0022070000 containing phosphates 1
C23C0022080000 Orthophosphates 1
C23C0022100000 containing oxidants 1
C23C0022120000 containing zinc cations 1
C23C0022130000 containing also nitrate or nitrite anions 1