INTERNATIONAL PATENT: CHINA 15TH METALLURGICAL CONSTRUCLION GROUP CO., LTD., 中国十五冶金建设集团有限公司, BGRIMM TECHNOLOGY GROUP, 矿冶科技集团有限公司, NORTHEASTERN UNIVERSITY, 东北大学 FILES APPLICATION FOR "METHOD FOR CHARACTERIZING LOW-FREQUENCY MECHANICAL VIBRATION FREQUENCY OF LARGE-SCALE ROTATING MINERAL PROCESSING EQUIPMENT"

GENEVA, Oct. 3 -- CHINA 15TH METALLURGICAL CONSTRUCLION GROUP CO., LTD. (No.700, Yanhu Road, Xisaishan DistrictHuangshi, Hubei 435000), 中国十五冶金建设集团有限公司 (中国湖北省黄石市西塞山区沿湖路700号), BGRIMM TECHNOLOGY GROUP (No.1, Wenxing Street, XiwaiXicheng District, Beijing 100032), 矿冶科技集团有限公司 (中国北京市西城区西外文兴街1号), NORTHEASTERN UNIVERSITY (No.11, Lane 3, Wenhua Road, Heping DistrictShenyang, Lia...