ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C01B0021420000 Preparation from nitrates 1
C01B0021440000 Concentration 1
C01B0021460000 Purification; Separation 1
C01B0021480000 Methods for the preparation of nitrates in general (particular individual nitrates, see the relevant groups of subclasses C01B-C01G, according to the cation);; 1
C01B0021500000 Nitrous acid; Salts thereof 1
C01B0023000000 Noble gases; Compounds thereof (liquefying F25J) 1
C01B0025000000 Phosphorus; Compounds thereof (C01B0021000000, C01B0023000000 take precedence;perphosphates C01B0015160000) 1
C01B0025010000 Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds 1
C01B0025020000 Preparation of phosphorus 1
C01B0025023000 of red phosphorus 1
C01B0025027000 of yellow phosphorus 1
C01B0025040000 Purification of phosphorus 1
C01B0025043000 of red phosphorus 1
C01B0025047000 of yellow phosphorus 1
C01B0025060000 Hydrogen phosphides 1