lower platen

This paper introduces to apply downhole pressure during fracturing to analyzing and determining fractures′ extension.

文章介绍了如何运用压裂施工的井下压力,分析、判断裂缝延伸情况,并采用GOHFER2000全三维压裂软件进行拟合分析,获得裂缝几何参数和形态。

After pointing out irrational location of old-style rainwater-eliminating unit, the paper introduces the design ideas and working process of the new pressurizing-down style, as well as notice proceedings in fabricating it.

在分析旧式“雨水清除装置”存在结构不合理的基础上,介绍“下压式雨水清除装置”的设计思想、工作过程及制造中注意事项。