Packed column

ISO 10628-2 (groups 1-2, vessels, tanks and columns) / PIP PIC001 (X8015 fixed bed)

Drawn as

A tall vertical vessel with one or more rectangles crossed corner to corner (an X), the packed beds, each with a short distributor line above it.

Meaning

Packed column: structured or random packing for TEG contactors, strippers and scrubbers. Becomes column (packed).

Variants

Beds may be drawn as dotted or hatched areas
An X box is also the ISO symbol for a fixed catalyst or adsorbent bed; read the service