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Backflush filter

Filter unit with cleaning of filter media by purge air blower or change of direction of the air stream

Bag filter

cf. filter bag

Bag filter

Filtering separator with filter bags

Bag-in-bag-out

see BIBO

Batch

Under same conditions produced delivery units

Batch process

Discontinuous production process

Belt conveyor filter

Filter unit that is positioned directly above a belt conveyor.

BfR

The German "Bundesinstitut für Risikobewertung"

BIBO

Original term for a dustfree change of filter bags

Big Bag

Flexible bin for solids

BImSchG

German "Bundes-Immissionsschutzgesetz"

Biocide

Chemicals or microorganisms for pest control

Bleeder

Electrical resistance during discharge of more excessive electrical load

Bonded filter medium

Multilayer filter medium

Breathing filter

see pressure compensation filter

Bridge builiding

see dust bridge

Bulk density

Density of a mixture of a solid (bulk) and within dry filtration of a gas.

Bunker top filter

see top filter

Buoyant velocity

Gas velocity that is directed from down to top onto filter elements

Bypass system

Separate pipeline that leads the gas flow around the filter planteranlage führt