{HEAD ~ This invention} relates to catalytic reactors and {TAIL ~ processes} therefore as they relate to exothermal catalytic reactions, and more particularly to multitubular reactors designed in a manner to operate in a regime defined as pseudoadiabatic 
{ HEAD ~ This invention } relates to catalytic reactors and { TAIL ~ processes } therefore as they relate to exothermal catalytic reactions , and more particularly to multitubular reactors designed in a manner to operate in a regime defined as pseudoadiabatic
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