INTERNATIONAL PATENT: HANGZHOU JIANGHE MECHANICAL & ELECTRICAL EQUIPMENT ENGINEERING CO., LTD., 杭州江河机电装备工程有限公司, RESEARCH INSTITUTE OF PRODUCT QUALITY STANDARDS OF THE MINISTRY OF WATER RESOURCES, 水利部产品质量标准研究所 FILES APPLICATION FOR "HIGH-COMBUSTION AND HIGH-VELOCITY OXYGEN-FUEL SPRAY GUN DEVICE AND WORKING METHOD THEREFOR"

GENEVA, May 9 -- HANGZHOU JIANGHE MECHANICAL & ELECTRICAL EQUIPMENT ENGINEERING CO., LTD. (No. 102, Xueyuan RoadHangzhou, Zhejiang 310012), 杭州江河机电装备工程有限公司 (中国浙江省杭州市学院路102号), RESEARCH INSTITUTE OF PRODUCT QUALITY STANDARDS OF THE MINISTRY OF WATER RESOURCES (No. 102, Xueyuan RoadHangzhou, Zhejiang 310012), 水利部产品质量标准研究所 (中国浙江省杭州市学院路102号) filed a patent application (PCT/CN2024/133785) for "HIGH-COMBU...