Columned equipment
Internals for columns
• Trays
o Trapezoid-and-valve
o Slot-like
o Screen multi-drain
o Centrifugal
o Tight
o Cascade
o Grid
o Distributing of TSN-2, TSN-3
o Bubble
• Structured packing
o Rashig rings
o Film preformed packing of KSPN type
o VAKUPAK
o KEDR
• Dispensers
o Channeled
o Spray-type