INTERNATIONAL PATENT: ZHANGJIAGANG RONGSHENG SPECIAL STEEL CO. LTD., 张家港荣盛特钢有限公司, INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD (CN), 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 FILES APPLICATION FOR "CORROSION FATIGUE-RESISTANT SPRING STEEL WIRE AND WIRE ROD AND PRODUCTION METHOD THEREFOR"

GENEVA, March 8 -- ZHANGJIAGANG RONGSHENG SPECIAL STEEL CO. LTD. (Jinfeng Town, Zhangjiagang CitySuzhou, Jiangsu 215625), 张家港荣盛特钢有限公司 (中国江苏省苏州市张家港市锦丰镇), INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD (CN) (Technology Building Of Jiangsu Shagang Group, Jinfeng Town, ZhangjiagangSuzhou, 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&...