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IPC Subgroup
B01J 13/2

After-treatment of capsule walls, e.g. hardening

Introduced: January 1990

Last revised: January 2006

Full Title

Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons > Making microcapsules or microballoons > After-treatment of capsule walls, e.g. hardening

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Subclass:
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS

1 direct subcode

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