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PCE
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IPC Subgroup
B01D 35/31

including arrangements for environmental protection, e.g. pressure resisting features

Introduced: January 1990

Last revised: January 2006

Full Title

Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups; Auxiliary devices for filtration; Filter housing constructions > Filter housing constructions > including arrangements for environmental protection, e.g. pressure resisting features

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Subclass:
SEPARATION

1 direct subcode

Child Classifications

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