US Patent 11746071 Olefin metathesis in a loop reactor

Metathesis of olefins in a loop reactor having liquid reaction medium circulated therein that contains reactant olefins and homogeneous metathesis catalyst system in liquid phase. Recovery of product olefin(s) occurs after removing a liquid reactor effluent from the loop reactor, and unreacted reactant olefin(s) recovered from the liquid reactor effluent can be recycled to the loop reactor.