在毛主席革命路线指引下,根据冶金部、一机部于1970年提出试制2DYN油隔离泥浆泵的任务,由广州重型机器厂和北京有色冶金设计院对该泵进行了三结合设计、试制、清水与矿浆的负荷试验。1975年8月在湖南锡矿山现场召开了油隔离泥浆泵鉴定会,来自十一个单 Under the guidance of Chairman Mao’s revolutionary line, according to the Ministry of Metallurgy, a machine department in 1970 proposed the trial of 2DYN oil isolation mud pump task, the heavy machinery plant in Guangzhou and Beijing Nonferrous Metallurgical Design Institute of the pump three combinations of design, trial production, Fresh water and pulp load test. In August 1975 at the tin mine site in Hunan held an oil isolation mud pump appraisal, from 11 single