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