Liquefied gas container manufacturing method and liquefied gas container

Abstract

A liquefied gas container manufacturing method comprises: a first mold release film forming step of forming a first mold release film on an outer surface of an inner container that has a boss; an outer mandrel layer forming step of forming, on an outer side of the first mold release film, an outer mandrel layer made of a resin dissolvable by a solvent; a second mold release film forming step of forming a second mold release film on an outer surface of the outer mandrel layer; an outer container forming step of providing, on an outer side of the second mold release film, an outer fiber-reinforced resin layer so as to join the outer fiber-reinforced resin layer to a support member provided on the boss; and an outer mandrel layer dissolving step of dissolving and removing, by the solvent, the outer mandrel layer.

Dependencies are inferred from the claim text.