This paper analyzes the repairing feature on perforating casing and presents a new procedure that the root of perforating hole is covered by a little block age plate and then repair welding is carried out.
英
美
- 通過(guò)對射孔槍管修復特點(diǎn)的分析,提出了先利用小堵板蓋住射孔眼的根部,再進(jìn)行補焊的新工藝,實(shí)現了槍管的重復利用,為油田同類(lèi)產(chǎn)品的修復提供了寶貴經(jīng)驗。
