Method Z2 - intermediate casing end face with top view door.
Z 2制法——中间机壳端面带有上端检视门。
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。
According to the basic conditions of Tahe oil field, the paper discusses the reasons of using single stage double plugging cementing methods in intermediate casing.
根据塔河油田的基本情况，分析了技术套管固井使用单级双封固井技术的原因。
The method of surfacing welding sealing strip was adopted to repair the deformation of the flange joint surface of the high and intermediate pressure outer casing .
修理前，围绕兼顾解决焊接性、应力和变形问题，结合实际施工条件制定了以手工钨极氩弧焊、镍基焊丝、焊前低温预热、焊后锤击焊缝为要素的冷堆焊工艺。
The method of surfacing welding sealing strip was adopted to repair the deformation of the flange joint surface of the high and intermediate pressure outer casing .
修理前，围绕兼顾解决焊接性、应力和变形问题，结合实际施工条件制定了以手工钨极氩弧焊、镍基焊丝、焊前低温预热、焊后锤击焊缝为要素的冷堆焊工艺。
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