ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C01F0007380000 Preparation of aluminium oxide by thermal reduction of aluminous minerals 1
C01F0007400000 in the presence of aluminium sulfide 1
C01F0007420000 Preparation of aluminium oxide or hydroxide from metallic aluminium, e.g. by oxidation 1
C01F0007440000 Dehydration of aluminium hydroxide 1
C01F0007460000 Purification of aluminium oxide, aluminium hydroxide or aluminates 1
C01F0007470000 of aluminates 1
C01F0007480000 Aluminium halides 1
C01F0007500000 Fluorides 1
C01F0007520000 Double compounds containing both fluorine and other acid groups 1
C01F0007540000 Double compounds containing both aluminium and alkali metals or alkaline earth metals 1
C01F0007560000 Chlorides (containing fluorine C01F0007520000) 1
C01F0007580000 Preparation of anhydrous aluminium chloride 1
C01F0007600000 from oxygen-containing aluminium compounds 1
C01F0007620000 Purification 1
C01F0007640000 Bromides (containing fluorine C01F0007520000) 1