ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
B01J0027198000 Vanadium 1
B01J0027199000 with chromium, molybdenum, tungsten or polonium 1
B01J0027200000 Carbon compounds 1
B01J0027220000 Carbides 1
B01J0027224000 Silicon carbide 1
B01J0027228000 with phosphorus, arsenic, antimony or bismuth 1
B01J0027232000 Carbonates 1
B01J0027236000 Hydroxy carbonates 1
B01J0027240000 Nitrogen compounds 1
B01J0027250000 Nitrates 1
B01J0027260000 Cyanides 1
B01J0027280000 Regeneration or reactivation 1
B01J0027300000 of catalysts comprising compounds of sulfur, selenium or tellurium 1
B01J0027320000 of catalysts comprising compounds of halogens 1
B01J0029000000 Catalysts comprising molecular sieves 1