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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B01J20/3214
characterised by the method for obtaining this coating or impregnating
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B01J20/3217
Resulting in a chemical bond between the coating or impregnating layer and the carrier, support or substrate, e.g. a covalent bond
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B01J20/3221
the chemical bond being an ionic interaction
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