ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C23C0022570000 Treatment of magnesium or alloys based thereon 1
C23C0022580000 Treatment of other metallic material 1
C23C0022600000 using alkaline aqueous solutions with pH 8 1
C23C0022620000 Treatment of iron or alloys based thereon 1
C23C0022630000 Treatment of copper or alloys based thereon 1
C23C0022640000 Treatment of refractory metals or alloys based thereon 1
C23C0022660000 Treatment of aluminium or alloys based thereon 1
C23C0022670000 with solutions containing hexavalent chromium 1
C23C0022680000 using aqueous solutions with pH between 6 and 8 1
C23C0022700000 using melts 1
C23C0022720000 Treatment of iron or alloys based thereon 1
C23C0022730000 characterised by the process 1
C23C0022740000 for obtaining burned-in conversion coatings 1
C23C0022760000 Applying the liquid by spraying 1
C23C0022770000 Controlling or regulating of the coating process (controlling or regulating in general G05) 1