ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C10C0001100000 benzene fraction 1
C10C0001120000 naphthalene fraction 1
C10C0001140000 Winning of tar oils from tar 1
C10C0001160000 Winning of pitch 1
C10C0001180000 by extraction with selective solvents 1
C10C0001190000 by thermal treatment not involving distillation 1
C10C0001200000 Refining by chemical means 1
C10C0003000000 Working-up pitch, asphalt, bitumen 1
C10C0003020000 by chemical means 1
C10C0003040000 by blowing or oxidising 1
C10C0003060000 by distillation 1
C10C0003080000 by selective extraction 1
C10C0003100000 Melting 1
C10C0003120000 Devices therefor 1
C10C0003140000 Solidifying; Disintegrating, e.g. granulating 1