岩心管
- 网络core barrel;Core tube
岩心管-
地质勘探钻井用套管和岩心管及其内接头技术条件。
GOST6238Casing and coring tubes for geology-exploring drilling and nipples to them .
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采用粗径岩心管、水泥封闭等方法在新生界松散层中人为叉孔有时效果不太明显。
The effect is not apparently when using methods of large-diameter barrels , cementation and so forth during branching drilling in Cenozoic loose beds .
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PDZ-1堵剂在岩心/填砂管实验中的行为特性
Behaviors of Plugging Agent PDZ-1 in Core / Sand Pack Experiment