JINGHONG

Casing Head

PRODUCTS

RX-type metal ring gasket

The metal ring gasket is made of metal material composed of forging and heat treatment and machining into a cross-sectional shape of the entity RX type metal gasket having...

隐藏域元素占位

Slip type Casing Head

Slip type casing head mainly used to fix the drilling wellhead, connect wellhead casing string, casing and production casing support gravity, sealing the annular space between the layers of the tube

隐藏域元素占位

NEWS

Analysis on the cause of casing return after cementing

After casing cementing, the phenomenon of casing return is occurring in cementing operations of many major oilfields. There are many factors that cause this phenomenon. The most common factors are mainly from the following points.

隐藏域元素占位