{TAIL ~ A process} for producing a filmy graphite includes the steps of forming a polyimide film having a birefringence of 0.12 or more and {HEAD ~ heat} treating the polyimide film at 2,400° C. or higher 
{ TAIL ~ A process } for producing a filmy graphite includes the steps of forming a polyimide film having a birefringence of 0.12 or more and { HEAD ~ heat } treating the polyimide film at 2,400 ° C. or higher
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