四川石油管理局川西南矿区,张测仁工程师设计、研制的 AZJ-85型多功能安全钻井装置,经过一年多的现场试验取得成功。并于今年五月九日通过矿区鉴定。多功能安全钻井装置,技术先进。在石油、地质钻井过程中,既能防止溜钻、屯钻、卡钻和碰天车等事故,又有利于优质快速钻进,是钻井队提高 AZJ-85 Multi-functional Safety Drilling Equipment designed and developed by Zhang Xueshen Engineer of Sichuan Petroleum Administration Southwest Mining Area succeeded in more than one year’s field test. And on May 9 this year through the mining area appraisal. Multi-functional safety drilling equipment, advanced technology. In the process of petroleum and geological drilling, it not only can prevent the accidents of slippery drill, drill drill, stuck drill and trolley, but also is good for quick and good drilling,