rotary liner

With the mechanism analysis and analysis development of liner burning and the rotary liner, the paper studied the measures to prevent burning and suitable rotary liner.

通过对衬套烧研、转套实况的机理分析与分析的拓展 ,研究了防止烧研、转套可行适用的措施 ,给出了衬套与销配合间隙的合理取值。

The Rotating Casing Flow Field in Eccentric Annuli and Its Effecting on Displacement Efficiency of Cementing;

偏心环空旋转套管流场及对注水泥顶替效率的影响