{HEAD ~ Soluble, aromatic organometallic compounds} are added to {TAIL ~ a carbonaceous feedstock} which is substantially free of mesophase pitch and the resulting composition is heat soaked to produce an isotropic pitch product containing mesogens and soluble, aromatic organometallic compounds 
{ HEAD ~ Soluble , aromatic organometallic compounds } are added to { TAIL ~ a carbonaceous feedstock } which is substantially free of mesophase pitch and the resulting composition is heat soaked to produce an isotropic pitch product containing mesogens and soluble , aromatic organometallic compounds
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH