ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C23C0010400000 of ferrous surfaces 1
C23C0010420000 in the presence of volatile transport additives, e.g. halogenated substances 1
C23C0010440000 Siliconising 1
C23C0010460000 of ferrous surfaces 1
C23C0010480000 Aluminising 1
C23C0010500000 of ferrous surfaces 1
C23C0010520000 more than one element being diffused in one step 1
C23C0010540000 Diffusion of at least chromium 1
C23C0010560000 and at least aluminium 1
C23C0010580000 more than one element being diffused in more than one step 1
C23C0010600000 After-treatment 1
C23C0012000000 Solid state diffusion of at least one non-metal element other than silicon and at least one metal element or silicon into metallic material surfaces 1
C23C0012020000 Diffusion in one step 1
C23C0014000000 Coating by vacuum evaporation, by sputtering or by ion implantation 1
C23C0014000000 Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material (discharge tubes with provision for introducing objects or material to be exposed to the discharge H01J0037000000) 1