CPC Subgroup
B01J 20/16 Alumino-silicates (B01J20/12 takes precedence)
Full Title
Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof > comprising inorganic material > comprising silica or silicate > Alumino-silicates (B01J20/12 takes precedence)
2 direct subcodes
Child Classifications
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- B01J 20/18 Synthetic zeolitic molecular sieves