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PCE
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CPC Subgroup
C01B 25/01

Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds

Full Title

Phosphorus; Compounds thereof ( , C01B21/00, C01B23/00 take precedence; perphosphates C01B15/16) > Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds