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。
Cement was displaced with pressure indications observed as the top plugs passed through the plug-locator collar and the top wiper plugs bumped on the respective float collars.
随着顶部胶塞通过胶塞定位浮箍达到相应浮箍位置，水泥在压力指示确认下完成顶替过程。
Cement was displaced with pressure indications observed as the top plugs passed through the plug-locator collar and the top wiper plugs bumped on the respective float collars.
随着顶部胶塞通过胶塞定位浮箍达到相应浮箍位置，水泥在压力指示确认下完成顶替过程。
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