The breaking and milling tool is a special tool used which is used to cut and mill a section of casing in hole so that sidetrack drilling operation can be done smoothly.
断铣工具是用来割断并磨铣井内一段套管以能够进行侧钻作业的专用工具。
The damaged casing is cut and removed from the well.
将被损坏的套管割断，并从井中取出。
For improving need assembling the casing head, the cutting casing pipe on project, we have designed the device of cutting casing head to change unfavorable factors using acetylene gas to cut case.
为满足在钻井施工中安装套管头、切割套管的需要，改变乙炔气割影响施工质量和时效的不利因素，设计了一种套管切割机。
During the process of water injection production, high injection pressure cut in mudstone should be prevented to reduce casing damage.
油田开采过程中，应防止高压注入水进入泥岩，以预防和减少由于泥岩进水发生蠕变导致套管损坏。
A downhole tool, generally run on wireline or coiled tubing, that USES the detonation of a shaped explosive charge to cut the surrounding tubing or casing wall.
通常用钢丝绳或挠性管下入的一种井下工具。它利用聚能射孔弹割断周围的油管或套管壁。
Stator casing bleeding can cut the flow loss and improve the compressor efficiency.
静子机匣端壁引气能够有效减小静子叶排损失，提升压气机效率。
The invention relates to an overall deep drawing technology of a scroll casing of a blower, including the following steps: a steel plate for deep drawing is cut into sheets with a required size;
本发明一种风机蜗壳整体拉深工艺，包括以下步骤：将拉深钢板剪成所需 的尺寸片料；
The invention relates to an overall deep drawing technology of a scroll casing of a blower, including the following steps: a steel plate for deep drawing is cut into sheets with a required size;
本发明一种风机蜗壳整体拉深工艺，包括以下步骤：将拉深钢板剪成所需 的尺寸片料；
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