This invention is particularly useful in {TAIL ~ gas/liquid contacting processes} where {HEAD ~ the packed tower} or column is prone to undergo plugging due to the presence or formation of solid reactant or reaction product material within the tower 
This invention is particularly useful in { TAIL ~ gas / liquid contacting processes } where { HEAD ~ the packed tower } or column is prone to undergo plugging due to the presence or formation of solid reactant or reaction product material within the tower
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH