Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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B01J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
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20/00
Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
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B01J20/30
Processes for preparing, regenerating, or reactivating
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B01J20/32
Impregnating or coating; ; Solid sorbent compositions obtained from processes involving impregnating or coating
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B01J20/3231
characterised by the coating or impregnating layer
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B01J20/3242
Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
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B01J20/3244
Non-macromolecular compounds
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B01J20/3246
having a well defined chemical structure
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B01J20/3257
the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such
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B01J20/3259
comprising at least two different types of heteroatoms selected from nitrogen, oxygen or sulfur with at least one silicon atom
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