ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
B01J0020320000 Impregnating or coating 1
B01J0020340000 Regenerating or reactivating 1
B01J0021000000 Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium 1
B01J0021020000 Boron or aluminium; Oxides or hydroxides thereof 1
B01J0021040000 Alumina 1
B01J0021060000 Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof 1
B01J0021080000 Silica 1
B01J0021100000 Magnesium; Oxides or hydroxides thereof 1
B01J0021120000 Silica and alumina 1
B01J0021140000 Silica and magnesia 1
B01J0021160000 Clays or other mineral silicates 1
B01J0021180000 Carbon 1
B01J0021200000 Regeneration or reactivation 1
B01J0023000000 Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J0021000000; (B01J0021160000 takes precedence);; 1
B01J0023020000 of the alkali- or alkaline earth metals or beryllium 1