ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C23D0009000000 Ovens specially adapted for firing enamels 1
C23D0009020000 Non-electric muffle furnaces 1
C23D0009040000 Non-electric tunnel ovens 1
C23D0009060000 Electric furnaces 1
C23D0009080000 Supporting devices for burning-bars 1
C23D0009100000 Loading or unloading devices 1
C23D0011000000 Continuous processes for firing enamels; Apparatus therefor 1
C23D0013000000 After-treatment 1
C23D0013000000 After-treatment of the enamelled articles 1
C23D0013020000 Removing defects by local re-melting of the enamel; Adjusting the shape 1
C23D0015000000 Joining enamelled articles to other enamelled articles by processes involving an enamelling step 1
C23D0017000000 De-enamelling 1
C23F NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES (working of metal by electro-erosion B23H; desurfacing by applying flames B23K0007000000; working metal by laser beam B23K0026000000); INHIBITING CORROSION OF METALLIC MATERIAL; INHIBITING INCRUSTATION IN GENERAL (treating metal surfaces or coating of metals by electrolysis or electrophoresis C25D, C25F); MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS ; C23; AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D;  OR C22F; OR CLASS C25 1
C23F0001000000 Etching metallic material by chemical means 1
C23F0001020000 Local etching 1