ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C01D0001260000 Preparation from or ; via cyano compounds, e.g. cyanides, cyanamides 1
C01D0001280000 Purification; Separation 1
C01D0001300000 by crystallisation 1
C01D0001320000 by adsorption or precipitation 1
C01D0001340000 with selective solvents 1
C01D0001360000 by oxidation 1
C01D0001380000 by dialysis 1
C01D0001400000 by electrolysis 1
C01D0001420000 Concentration; Dehydration 1
C01D0001440000 Preparation in the form of granules, pieces, or other shaped products 1
C01D0003000000 Halides of sodium, potassium, or alkali metals in general 1
C01D0003020000 Fluorides 1
C01D0003040000 Chlorides 1
C01D0003060000 Preparation by working up brines, seawater or spent lyes 1
C01D0003080000 Preparation by working up natural or industrial salt mixtures or siliceous minerals 1