由于套管尺寸大、下入深、悬重大,引起母接箍变形,上扣不到位;
互联网摘选
Reducing coupling deformation during machining of high-strength, large-sized casing coupling
减小(高强度、大口径)石油套管接箍加工变形
互联网摘选
简介了高强度、大口径石油套管接箍机械加工工艺,以及测量接箍变形的方法;
互联网摘选
A kind of ringed core pulling mechanism of injection die of plastic casing coupling is introduced.
介绍了塑料管套注射模的环形型芯抽芯机构.
网络文摘精选
When the bridge plug comes to desired position, there must be a casing coupling seam.
但下放前要通井,不易过快,下放到预定位置时必须有一套管接箍缝,具承上压能力小.
互联网摘选
The program is to process all kinds of oil well pipe thread and casing coupling.
该项目是加工各类油井管螺纹、套管接箍的机械加工项目。
互联网摘选
