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ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ

รหัส / code คำอธิบาย / code name Version
C01B0033000000 Silicon; Compounds thereof (C01B0021000000, C01B0023000000 take precedence;persilicates C01B0015140000; carbides C01B0031360000) 1
C01B0033020000 Silicon (forming single crystals or homogeneous polycrystalline material with defined structure C30B) 1
C01B0033021000 Preparation (chemical coating from the vapour phase C23C0016000000) 1
C01B0033023000 by reduction of silica or silica-containing material 1
C01B0033025000 with carbon or a solid carbonaceous material, i.e. carbo-thermal process 1
C01B0033027000 by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material 1
C01B0033029000 by decomposition of monosilane 1
C01B0033030000 by decomposition of silicon halides or halosilanes or reduction thereof with hydrogen as the only reducing agent 1
C01B0033031000 by decomposition of silicon tetraiodide 1
C01B0033033000 by reduction of silicon halides or halosilanes with a metal or a metallic alloy as the only reducing agents 1
C01B0033035000 by decomposition or reduction of gaseous or vaporised silicon compounds in the presence of heated filaments of silicon, carbon or a refractory metal, e.g. tantalum or tungsten, or in the presence of heated silicon rods on which the formed silicon is deposited, a silicon rod being obtained, e.g. Siemens process 1
C01B0033037000 Purification (by zone-melting C30B0013000000) 1
C01B0033039000 by conversion of the silicon into a compound, optional purification of the compound, and reconversion into silicon 1
C01B0033040000 Hydrides of silicon 1
C01B0033060000 Metal silicides 1
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