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1987年10月4～6日,煤炭部基建司在扬州召开了《滚轮罐耳聚氨酯滚轮》技术鉴定会,对兖州煤矿设计院和江苏省东台县广山聚氨酯橡胶制品厂共同研制的滚轮罐耳聚氨酯滚轮进行鉴定。参加会议的有煤炭部基建司、煤矿设计院、生产厂家、煤矿、煤炭高等院校的专家和技术人员,以及东台县有关同志。与会专家们一致认为,采用聚氨酯橡胶作滚轮罐耳的轮箍材料,具有耐磨损、耐
1987 October 4 to 6, the Ministry of Infrastructure Construction Division held in Yangzhou, “wheel cans urethane wheels,” technical appraisal of the Coal Mine Design Institute of Yanzhou and Jiangsu Province, Dongtai Kwong Shan polyurethane rubber products factory jointly developed roller cans Polyurethane wheels for identification. Those attending the meeting were experts and technicians from the Infrastructure Department of the Ministry of Coal Industry, coal mine design institutes, manufacturers, coal mines and coal colleges and universities, and relevant comrades in Dongtai County. Participating experts agreed that the use of polyurethane rubber tire wheel cans of wheel material, with wear resistance, resistance