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吉尔吉兹加盟共和国部长会议所属地质保矿管理局的地质勘探队1959年10月钻进90°—75°角的斜孔时,利用了由作者设计的金属轻便钻塔。
The geological prospecting team of the Geological and Mineral Administration, affiliated to the Council of Ministers of the Republic of Kyrgyzstan, made use of the metal portable derrick designed by the author when drilling a slant hole at an angle of 90 ° -75 ° in October 1959.