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