Sealing coring tools mainly consists of external threaded adapter, balance piston, limit joint, inner and outer barrel, core catcher, locating pin, sealing head and coring bit.
密闭取心工具主要由外螺纹接头、平衡活塞、限位接头、内外筒、卡箍岩心爪、定位销、密封头、及取心钻头等部件组成。
Threadless anti-impact smooth sections can be arranged on the outer ends of the threaded sections of both ends of the steel barrel.
可在钢桶的两端的螺纹段外侧设置着无螺纹的抗冲击光面段。
Threadless anti-impact smooth sections can be arranged on the outer ends of the threaded sections of both ends of the steel barrel.
可在钢桶的两端的螺纹段外侧设置着无螺纹的抗冲击光面段。
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