Takasaki Junsuke, Yasuda Akira, Sato Hirotake: Methode de fabrication de la tole dacier laminee a froid ayant dexcellentes qualites de ductilite pour lemboutissage profond a la presse, Method of manufacturing cold rolled steel sheets for extra deep drawing with an excellent press formability. Kawasaki Steel Corporation, SMART & BIGGAR, April 1, 1986: CA1202551

Abstract of the Disclosure A METHOD OF MANUFACTURING COLD ROLLEDSTEEL SHEETS FOR EXTRA DEEP DRAWING WITH AN EXCELLENT PRESS FORMABILITY A method of manufacturing cold rolled steelsheets for extra deep drawing is disclosed, whichcomprises the steps of: melting and continuously casting a steel materia ...