Ootsuji Masaaki, Matsui Masatake, Fuwa Masaru, Takahashi Kiyoshi: Production of electrical conductors covered with crosslinked material. Mitsubishi Petrochemical, Dainichi Nihon Densen Kabushiki Kaisha, Armstrong Nikaido & Wegner, February 25, 1975: US3868436 (35 worldwide citation)

In the production of cables covered with a cross-linked material by feeding a conductor and a cross-linkable material covering the conductor through a long land portion of an extruding die unit, the length and the operational temperature in the land portion being selected so that the cross-linking r ...