INTERNATIONAL PATENT: INSTITUTE OF RESEARCH OF IRON & STEEL, JIANGSU PROVINCE/SHA-STEEL CO., LTD., 江苏省沙钢钢铁研究院有限公司, JIANGSU SHAGANG GROUP CO., LTD., 江苏沙钢集团有限公司, JIANGSU SHAGANG IRON AND STEEL CO., LTD., 江苏沙钢钢铁有限公司 FILES APPLICATION FOR "HIGH-QUALITY FREE-CUTTING DIE STEEL CAST BILLET AND MANUFACTURING METHOD THEREFOR"

GENEVA, Sept. 15 -- INSTITUTE OF RESEARCH OF IRON & STEEL, JIANGSU PROVINCE/SHA-STEEL CO., LTD. (Shagang Technology Building, Yongxin Road, Jinfeng Town, Zhangjiagang CitySuzhou, Jiangsu 215625), 江苏省沙钢钢铁研究院有限公司 (中国江苏省苏州市张家港市锦丰镇永新路沙钢科技大楼), JIANGSU SHAGANG GROUP CO., LTD. (Shagang Technology Building, Yongxin Road, Jinfeng Town, Zhangjiagang CitySuzhou, Jiangsu 215625), 江苏沙钢集团有限公司 (中国江苏...