Instead of using composite and chemical synthesis technology, we import birch and beech from overseas and adopt Tenon plug structure to avoid or reduce the use of cementing compound.
我们取材进口天然桦木榉木原木，不使用科技复合技术木板及化工合成塑料板材，木架使用打榫插接构造，尽量减少或不使用胶粘剂。
While Halliburton had finished cementing the casing area outside the pipe, it had not yet been able to set a cement plug to block the pipe before the explosion.
尽管哈里·伯顿公司已经结束了管道外部套管区域的水泥浇铸，却未能在爆炸发生前设置一个水泥封井装置把管道封起来。
The configuration and principle of anti rotary plug and necessary float collars and their applications in intermediate casing cementing are introduced.
介绍了防转胶塞及配套浮箍的结构、原理和在技术套管固井中的应用情况。
Two types of cementing plug are typically used on a cementing operation.
在注水泥作业中一般使用两种类型的胶塞。
On the basis of the tool's features and optimizing primary technology, the plugged channeling technology by using the Y453 squeeze cementing bridge plug is formed.
依据该工具特点，对原有封窜工艺进行了合理优化，形成了Y4 5 3挤水泥桥塞封窜工艺。
The pump-down opening plug is used for continuous cementing operation and in deviated Wells.
顶替型打开塞用于连续式双级注水泥作业，也适用与在斜井中使用。
The pump-down opening plug is used for continuous cementing operation and in deviated Wells.
顶替型打开塞用于连续式双级注水泥作业，也适用与在斜井中使用。
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